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Genome-Wide Association Study And Genome Prediction Of Tallness Trait In Spinach Phenotyping, Ibtisam Alatawi, Haizheng Xiong, Hanan Alkabkabi, Kenani Chiwina, Beiquan Mou, Qun Luo, Yuejun Qu, Renjie Du, Awais Riaz, Derrick J. Harrison Sep 2025

Genome-Wide Association Study And Genome Prediction Of Tallness Trait In Spinach Phenotyping, Ibtisam Alatawi, Haizheng Xiong, Hanan Alkabkabi, Kenani Chiwina, Beiquan Mou, Qun Luo, Yuejun Qu, Renjie Du, Awais Riaz, Derrick J. Harrison

Horticulture Faculty Publications and Presentations

Plant height is a critical agronomic trait in spinach (Spinacia oleracea L.), influencing both mechanical harvesting efficiency and overall yield. In this study, plant height variation was evaluated in 307 United States Department of Agriculture (USDA) germplasm accessions, which were phenotyped and genotyped using 15,058 single-nucleotide polymorphisms (SNPs) obtained from whole-genome resequencing. A genome-wide association study (GWAS) was conducted using the General Linear Model (GLM), Mixed Linear Model (MLM), Multiple Loci Mixed Model (MLMM), Fixed and Random Model Circulating Probability Unification (FarmCPU), and Bayesian-information and Linkage-disequilibrium Iteratively Nested Keyway (BLINK) models implemented in the Genomic Association and Prediction Integrated Tool …


Genomic Prediction And Association Mapping Of Early Season Flood Tolerance In Soybean, Caio Canella Vieira, Chengjun Wu, Derrick Harrison, Rafael Marmo, Liliana Florez-Palacios, Andrea Acuna, Daniel Rogers, Samuel B. Fernandes, Igor Fernandes, Grover Shannon, Heng Ye, Henry T. Nguyen Sep 2025

Genomic Prediction And Association Mapping Of Early Season Flood Tolerance In Soybean, Caio Canella Vieira, Chengjun Wu, Derrick Harrison, Rafael Marmo, Liliana Florez-Palacios, Andrea Acuna, Daniel Rogers, Samuel B. Fernandes, Igor Fernandes, Grover Shannon, Heng Ye, Henry T. Nguyen

Crop, Soil and Environmental Sciences Faculty Publications and Presentations

Flooding has become a major threat to soybean [Glycine max (L.) Merr.] production as the frequency and intensity of extreme precipitations have been increasing due to climate change. While advances have been made in identifying soybean genetic resources and genomic regions associated with mid-season flood tolerance, there is limited understanding of early season flood tolerance at the vegetative growth stages V2/V4. This study aimed to identify genomic regions associated with early season flood tolerance using a diverse panel of 254 soybean accessions, as well as investigate the viability of implementing genomic prediction models for flood tolerance. Field trials were conducted …


Unraveling Crop Nitrogen-Water Dynamics With Hyperspectral-Thermal Sensing In Northern Central Valley, California, Shahryar Fazli, Surendra Maharjan, Wenzhao Li, Joshua B. Fisher, Rejoice Thomas, Fernando Romero Galvan, Gabriela Shirkey, Hesham El-Askary Sep 2025

Unraveling Crop Nitrogen-Water Dynamics With Hyperspectral-Thermal Sensing In Northern Central Valley, California, Shahryar Fazli, Surendra Maharjan, Wenzhao Li, Joshua B. Fisher, Rejoice Thomas, Fernando Romero Galvan, Gabriela Shirkey, Hesham El-Askary

Mathematics, Physics, and Computer Science Faculty Articles and Research

Ensuring global food security in the face of climate change requires optimizing crop water use and nutrient management. This study investigates the relationship between canopy nitrogen (N) and evapotranspiration (ET) across sunflower, rice, walnut, alfalfa, and plum crops using advanced remote sensing technologies. High-resolution hyperspectral data from NASAs Earth Surface Mineral Dust Source Investigation (EMIT) and thermal multispectral data from the Landsat-based OpenET system were analyzed over 1,135 km2 in California. Regression analysis revealed strong spatial association between canopy N and ET for sunflower (R2 = 0.82), rice (R2 = 0.71), and walnut (R2 = 0.68), …


The Inherent Values Of Observation And Description: A Case Study In The Spiny Solanums Of Australia, Christopher T. Martine Sep 2025

The Inherent Values Of Observation And Description: A Case Study In The Spiny Solanums Of Australia, Christopher T. Martine

Faculty Journal Articles

The basic exploratory effort of doing descriptive biology is an avenue by which we can deepen our knowledge about taxa and the natural phenomena that drive their diversification. As Conniff (2011) wrote in The species seekers, “we still live in the great age of discovery”, and much like that historically recognized period of the eighteenth and nineteenth centuries there remains today a distinct need for the sort of work that might have been attributable to the naturalists of that time. The careful observation of how organisms go about their lives, including how they interact with one another …


Gama Melon Parfum, A Potential Melon Genotype Tolerant Of Salinity Stress, Giri Nugroho, Tatik Chikmawati, Dian Sartika, Adib Fakhruddin Yusuf, Karso Suryo Putro, Vida Rahma Latifah, Budi Setiadi Daryono, Anjar Tri Wibowo, Awik Puji Dyah Nurhayati, Karlia Meitha, Miftahudin Miftahudin Sep 2025

Gama Melon Parfum, A Potential Melon Genotype Tolerant Of Salinity Stress, Giri Nugroho, Tatik Chikmawati, Dian Sartika, Adib Fakhruddin Yusuf, Karso Suryo Putro, Vida Rahma Latifah, Budi Setiadi Daryono, Anjar Tri Wibowo, Awik Puji Dyah Nurhayati, Karlia Meitha, Miftahudin Miftahudin

Makara Journal of Science

Melona, Tacapa Gold, and Gama Melon Parfum are novel Melon genotypes that have been introduced for cultivation in the saline-prone coastal region of Bocor Beach, Kebumen, Central Jawa. Elevated salt concentrations in the area pose challenges, impacting yield. The potential of these new genotypes for saline land remains unexplored. This study aimed to assess the morphophysiological and molecular responses of these genotypes to salinity stress. Seeds were germinated in cocopeat and ABmix 3000 solution and treated with 220 mM NaCl until harvest. The analysis included morphology, chlorophyll content, proline accumulation, malondialdehyde levels, and gene expression were analyzed. After 1 week …


Where The Buffalo Roam: Ungulate Influences On Quaking Aspen And Willow Communities In The Greater Yellowstone Ecosystem, J. Boone Kauffman, Dian L. Cummings, Robert L. Beschta, William J. Ripple Sep 2025

Where The Buffalo Roam: Ungulate Influences On Quaking Aspen And Willow Communities In The Greater Yellowstone Ecosystem, J. Boone Kauffman, Dian L. Cummings, Robert L. Beschta, William J. Ripple

Aspen Bibliography

Quaking aspen (Populus tremuloides) and willows (Salix spp.) are keystone species of montane and shrub-steppe landscapes of the Western United States. Intact communities dominated by these species provide a wide range of ecosystem services, harboring an exceptional proportion of landscape biodiversity. Land use, especially overgrazing by large ungulates, is among the greatest threats to these ecosystems. To examine the effects of wild ungulates and levels of grazing at Yellowstone National Park (YNP) and the adjacent Gallatin National Forest, we sampled plant community composition and vegetation structure of aspen and willow communities both inside and outside of exclosures. …


Next-Generation Biotechnology And Breeding Strategies For The Development Of Biotic Stress-Resistant Sugar Beet, Songül Gürel, Mehmet Cengi̇z Baloğlu, Pinar Baloğlu, Mehmet Kolçak, Ferhat Ulu, Ömer Can Ünüvar, Mehmet Örgeç, Özge Kaya, Ramazan Polat, Cemi̇le Köseoğlu, Yasemi̇n Çeli̇k Altunoğlu, Hati̇ce Korkmaz Güvenmez, Ekrem Gürel Sep 2025

Next-Generation Biotechnology And Breeding Strategies For The Development Of Biotic Stress-Resistant Sugar Beet, Songül Gürel, Mehmet Cengi̇z Baloğlu, Pinar Baloğlu, Mehmet Kolçak, Ferhat Ulu, Ömer Can Ünüvar, Mehmet Örgeç, Özge Kaya, Ramazan Polat, Cemi̇le Köseoğlu, Yasemi̇n Çeli̇k Altunoğlu, Hati̇ce Korkmaz Güvenmez, Ekrem Gürel

Turkish Journal of Botany

Sugar beet is a high-sucrose crop primarily used for sugar production, and it is now gaining attention as a promising source for bioethanol production and cattle feed. This crop is also utilized for the extraction of pectin and the production of molasses. Despite its utilization across a wide range of industries, abiotic and biotic stress factors greatly reduce the productivity of the cash crop sugar beet. In this paper, we focus on the development of biotic stress-resistant sugar beet plants through various classical and biotechnological applications. In recent decades, omics technologies, next-generation sequencing, gene editing/silencing, and overexpression techniques have been …


Floral Trait Diversity Supports Multiple Pollination Systems Across Urban Habitats In One Of The World's Greenest Cities, Ana Paula Sales De Araujo Franco, Maxwell Da Rosa Oliveira, Evaldo Benedito De Souza, Ingrid Lohani Degering Brand, Marcus Paulo Goncalves Rosa, Bruno Henrique Dos Santos Ferreira, Maria Rosângela Sigrist Sep 2025

Floral Trait Diversity Supports Multiple Pollination Systems Across Urban Habitats In One Of The World's Greenest Cities, Ana Paula Sales De Araujo Franco, Maxwell Da Rosa Oliveira, Evaldo Benedito De Souza, Ingrid Lohani Degering Brand, Marcus Paulo Goncalves Rosa, Bruno Henrique Dos Santos Ferreira, Maria Rosângela Sigrist

Turkish Journal of Botany

Green cities comprise a variety of habitats subject to different levels of anthropogenic pressure, ranging from completely unvegetated areas to vast green spaces such as linear parks. In this scenario, cities can support different ecological processes and ecosystem functions, which vary qualitatively and quantitatively between different habitat types along the urbanization gradient. Specifically, green spaces and ruderal plants can support pollination services in urban ecosystems, providing food resources (e.g., nectar, pollen, oil), reproduction supports (copulation sites), and nesting sites for pollinators. As a result, plant species and their floral resources are important for pollinator diversity and the maintenance of the …


Symbiotic Aspergillus Terreus Alleviates Drought And Waterlogged Stress In Zea Mays L., Hazrat Ali, Fayaz Asad, Naveen Dilawar, Vasila Sharipova, Imtiaz Ahmad, Abida Zeb Sep 2025

Symbiotic Aspergillus Terreus Alleviates Drought And Waterlogged Stress In Zea Mays L., Hazrat Ali, Fayaz Asad, Naveen Dilawar, Vasila Sharipova, Imtiaz Ahmad, Abida Zeb

Turkish Journal of Botany

The interaction concerning rhizospheric fungi and plants is essential for enhancing plant resilience in the face of abiotic stress conditions. This study investigated the effects of the rhizospheric fungus Aspergillus terreus on maize (Zea mays L.) growth under both drought and waterlogging conditions. Our findings confirmed that inoculation with A. terreus mitigated the adverse effects of drought and waterlogging conditions on maize growth. Plants treated with Aspergillus terreus (A. terreus) exhibited enhanced root and shoot length, fresh and dry weight as well as enhanced chlorophyll content in plants compared to control, under stress-related conditions. Compared to the control group, A. …


Advanced Deep Learning Approaches For The Accurate Classification Of Phallaceae Fungi With Explainable Ai, Eda Kumru, Fati̇h Eki̇nci̇, Koray Açici, Ömer Burak Altindal, Mehmet Serdar Güzel, Ilgaz Akata Sep 2025

Advanced Deep Learning Approaches For The Accurate Classification Of Phallaceae Fungi With Explainable Ai, Eda Kumru, Fati̇h Eki̇nci̇, Koray Açici, Ömer Burak Altindal, Mehmet Serdar Güzel, Ilgaz Akata

Turkish Journal of Botany

In this study, deep learning (DL)-based models were developed for the classification of 5 fungal species from the Phallaceae family (Clathrus ruber, Colus hirudinosus, Mutinus caninus, Phallus impudicus, and Pseudocolus fusiformis). ConvNeXT achieved the highest performance with 98% accuracy, 98% precision, 98% recall, and 98% F1-score. EfficientNetB4 and Xception also performed well with 96% accuracy. In contrast, lighter models such as MobileNetV2 and MixNet S showed significantly lower accuracy (84% and 80%, respectively). Among the explainable artificial intelligence (XAI) techniques, gradient-weighted class activation mapping (Grad-CAM) and Integrated Gradients showed that high-accuracy models focus more effectively on biologically meaningful regions. In …


Comparative Pollen Morphology Of The Genus Rhaponticoides Vaill. (Asteraceae) In Türkiye: Implications For Taxonomy And Phylogeny, Foroogh Tavakoli, Gürkan Semi̇z, Batikan Günal, Meryem Bozkurt, Tuna Uysal Sep 2025

Comparative Pollen Morphology Of The Genus Rhaponticoides Vaill. (Asteraceae) In Türkiye: Implications For Taxonomy And Phylogeny, Foroogh Tavakoli, Gürkan Semi̇z, Batikan Günal, Meryem Bozkurt, Tuna Uysal

Turkish Journal of Botany

The main focus of this research is the palynological investigation of Rhaponticoides Vaill. species naturally occurring in Türkiye. Light microscopy and scanning electron microscopy (SEM) were employed to examine the pollen morphology of nine Rhaponticoides species in detail. Hierarchical cluster analysis (HCA) was also conducted to identify closely related species and distinguish the investigated taxa based on palynological traits. The study found that the pollen grains were tricolporate, isopolar, monad, and radially symmetric, with an oblate-spheroidal shape as indicated by the polar/equatorial (P/E) ratio. The pollen measurements derived from the P/E ratio ranged between 0.85 and 1, values associated with …


Comparative Analysis Of The Complete Chloroplast Genome Of The Rare Endemic Palm Pinanga Arinasae Witono From Bali, Indonesia, Ni Putu Sri Asih, Risha Amilia Pratiwi, Istiana Prihatini, Paramita Cahyaningrum Kuswandi, Evy Yulianti, Arief Priyadi Sep 2025

Comparative Analysis Of The Complete Chloroplast Genome Of The Rare Endemic Palm Pinanga Arinasae Witono From Bali, Indonesia, Ni Putu Sri Asih, Risha Amilia Pratiwi, Istiana Prihatini, Paramita Cahyaningrum Kuswandi, Evy Yulianti, Arief Priyadi

Turkish Journal of Botany

Pinanga arinasae is an endangered species endemic to Bali, Indonesia. Our study aims to characterize its chloroplast genome, compare it with other chloroplast genomes, including its phylogenetic position within the Arecoideae subfamily, and identify potential molecular markers. P. arinasae chloroplast genomes characterization involves Illumina-based sequencing, de novo genome assembly, gene annotation, amino acid frequency, codon usage pattern analysis, and Simple Sequence Marker (SSR) identification. Comparative analysis include phylogenetic tree reconstruction, comparison of amino acid frequency, codon usage pattern, SSR number, inverted repeat junction arrangement, genome length, GC content, and gene number. Nucleotide diversity is calculated to identify substitution markers. The …


Erratum To “Anatomical And Palynological Studies On Turkish Primula Taxa (Primulaceae) And Their Taxonomic And Phylogenetic Significance [Turkish Journal Of Botany 49 (4) 2025 325-348 ] ”, Deni̇z Ulukuş, Esengül Özkaymakoğlu, Rebecca Stubbs, Hüseyi̇n Baykal, Kami̇l Coşkunçelebi̇, Osman Tugay, Barbara Keller, Elena Conti, Ferhat Celep Sep 2025

Erratum To “Anatomical And Palynological Studies On Turkish Primula Taxa (Primulaceae) And Their Taxonomic And Phylogenetic Significance [Turkish Journal Of Botany 49 (4) 2025 325-348 ] ”, Deni̇z Ulukuş, Esengül Özkaymakoğlu, Rebecca Stubbs, Hüseyi̇n Baykal, Kami̇l Coşkunçelebi̇, Osman Tugay, Barbara Keller, Elena Conti, Ferhat Celep

Turkish Journal of Botany

This erratum addresses an error concerning Figure 5 in the original published version of this article. During the typesetting process, Figure 5 was partially omitted, resulting in an incomplete figure being published.To correct this oversight and ensure the accuracy of the scholarly record, the complete Figure 5 is provided below for reference.

Link to the original article: https://doi.org/10.55730/1300-008X.2866


Pollen Loads Of Insects Caught In Cultivated Fields Of Oilseed Pennycress, Frank Forcella, Ellinor Sheik, Michael Zavada, Mark Bernards Sep 2025

Pollen Loads Of Insects Caught In Cultivated Fields Of Oilseed Pennycress, Frank Forcella, Ellinor Sheik, Michael Zavada, Mark Bernards

The Great Lakes Entomologist

Although many insects are known to be associated with the floral canopies of oilseed pennycress (Thlaspi arvense), those that carry the crop’s pollen are unknown. During early spring of 2024 insects associated with pennycress flowers in Illinois and Minnesota were captured in sweep nets, frozen, sorted by species, and sonicated to remove pollen. Pollen grains were counted, and pollen loads per individual insect were calculated. Members of the orders Diptera, Hemiptera, and Hymenoptera accounted for 66%, 16%, and 14% of the 850 insects examined, but these same orders were responsible, respectively, for 18%, 3%, and 78% of the …


Arbuscular Mycorrhizal Fungi As Key Drivers Of Plant Resilience: Mechanisms Of Stress Adaptation In Saline Environments, Rayna Elizabeth Koberstein Sep 2025

Arbuscular Mycorrhizal Fungi As Key Drivers Of Plant Resilience: Mechanisms Of Stress Adaptation In Saline Environments, Rayna Elizabeth Koberstein

Dissertations and Theses

Arbuscular mycorrhizal fungi (AMF) play a critical role in mediating plant responses to environmental stress, yet their ecological significance in saline wetland restoration remains underexplored. This greenhouse experiment investigated the effects of salinity, root-zone barrier type (solid, mesh, none), and neighboring species identity on AMF colonization and physiological responses in three native estuarine plants: Carex densa, Juncus patens, and Scirpus microcarpus. Results demonstrated species-specific physiological responses to salinity, with Juncus patens showing greater resilience in maintaining photosynthetic efficiency (Fv/Fm) and percent cover at higher salinity levels, while Scirpus microcarpus exhibited a significant decline. Mesh barriers, which permitted …


Optimizing Plant Nutrient Uptake: Cost Function Sensitivity Analysis Of The Fun Model, Gabriel Alpay, Joshua B. Fisher, Renato K. Braghiere, Edward R. Brzostek, Gabriella R. Dauber, Kara Allen, Rosemary A. Fisher Sep 2025

Optimizing Plant Nutrient Uptake: Cost Function Sensitivity Analysis Of The Fun Model, Gabriel Alpay, Joshua B. Fisher, Renato K. Braghiere, Edward R. Brzostek, Gabriella R. Dauber, Kara Allen, Rosemary A. Fisher

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

This study explores the cost functions of the Fixation & Uptake of Nutrients (FUN) model, which aims to optimize the amount of carbon used when plants acquire their necessary nutrients from the soil to maximize nitrogen (N) and phosphorus (P) uptake while minimizing the carbon cost. Specifically, we aimed to quantify the sensitivity of FUN outputs to the parameters belonging to the cost of nitrogen and phosphorus uptake functions by arbuscular mycorrhizal and ectomycorrhizal fungi. We present three dimensions of sensitivity analysis: (1) adjusting all parameters at the same time; (2) keeping one parameter constant while varying the other; and, …


Creating Sustainable School And Home Gardens: Using Citizen Science, Kaitlin U. Campbell, Rita Hagevik, Kathy Cabe Trundle Sep 2025

Creating Sustainable School And Home Gardens: Using Citizen Science, Kaitlin U. Campbell, Rita Hagevik, Kathy Cabe Trundle

All Current Publications

Citizen science, also called community-based science or participatory science, provides a way for anyone to gather data, along with scientists, around a scientific question or phenomenon. Citizen science offers immense value to both the general public and scientists. This fact sheet provides resources to connect readers to citizen science projects.


Relaxation Of The Leaf Economics Spectrum Within And Across Quaking Aspen Populus Tremuloides Genotypes, Jolanta Rieksta, Bente J. Graae, Kenny Helsen, Rozália E. Kapás, Richard Strimbeck, Benjamin W. Blonder Sep 2025

Relaxation Of The Leaf Economics Spectrum Within And Across Quaking Aspen Populus Tremuloides Genotypes, Jolanta Rieksta, Bente J. Graae, Kenny Helsen, Rozália E. Kapás, Richard Strimbeck, Benjamin W. Blonder

Aspen Bibliography

Plant functional traits typically show strong covariation, e.g. as in the worldwide leaf economics spectrum (LES). Covariation is thought to arise from selective forces and physical constraints. However, processes shaping covariation at interspecific scales may differ from those at intraspecific scales. Potential sources of intraspecific trait variation include variation in genetics, abiotic environment, and biotic environment; any of these factors may cause divergence from interspecific patterns. Quaking aspen, Populus tremuloides (Salicaceae), is a widespread tree species ideal for assessing these processes' role in the intraspecific LES, due to its clonal growth along environmental gradients, intraspecific variation in cytotype (ploidy level), …


Wa Insecticide Guide 2025 - Winter Spring, Rebecca Severtson, Andrew Phillips Sep 2025

Wa Insecticide Guide 2025 - Winter Spring, Rebecca Severtson, Andrew Phillips

PestFacts WA

Please note: this second version published in September 2025 replaces the first version published in June 2025.

The insecticides listed in the tables within this guide can be used on any crop appearing on the chemical label, if the rate used does not exceed the highest rate that is registered for use on that crop.

There are many products with different trade names that contain the same active ingredient. This list is not exhaustive and does not imply any specific recommendations of brand names.

Unless otherwise specified, all insecticides listed are emulsifiable concentrates (EC). Other insecticide formulations are suspension concentrate …


Heat Stress On Germinating Tomato Pollen And The Molecular Mechanisms For Heat Response Using Single Cell Type Proteomics, Dibya Thapa Magar Sep 2025

Heat Stress On Germinating Tomato Pollen And The Molecular Mechanisms For Heat Response Using Single Cell Type Proteomics, Dibya Thapa Magar

Tennessee State University Alumni Theses and Dissertations

The primary objective of this study is to develop the technical workflow for collecting homogenous germinating pollen samples. Two tomato varieties, Black Vernissage (BV) and Micro Tom (MT), were grown in temperature-controlled plastic greenhouses. For the non-heated control conditions, greenhouse temperature was set at 25C/21oC (16/8 hours; day/night). For the heat-treated greenhouse, temperature was set at 32/25 oC (16/8 hours; day/night). Supplemental light was provided using plant growth LED light. Ten freshly opened flowers were collected and pollen were released into 2ml pollen germination medium (PGM) in 5-ml centrifuge tubes. After centrifugation, pollen pellets were washed three times in 2 …


The Evolution And Reproduction Of Andean Miconia (Melastomataceae), Juan Angulo Sep 2025

The Evolution And Reproduction Of Andean Miconia (Melastomataceae), Juan Angulo

Dissertations, Theses, and Capstone Projects

Understanding the factors that shape diversification and distribution in tropical plant lineages is central to explaining the origins of Neotropical biodiversity. Assessing evolutionary history with trait evolution and climatic niche dynamics provides key insights into the drivers of diversification and biogeography, while natural history data remains critical for these evolutionary studies. The Tropical Andes, with its exceptional biodiversity and environmental heterogeneity, offers an ideal setting to explore these processes. In this dissertation, I investigate how reproductive systems, climatic niche dynamics, and pollination strategies influence the evolution and biogeography of Miconia III, a large and ecologically diverse clade in the …


Understanding Glufosinate Resistance In Palmer Amaranth And Examination Of Additives For Improved Weed Control, Pamela Carvalho-Moore Sep 2025

Understanding Glufosinate Resistance In Palmer Amaranth And Examination Of Additives For Improved Weed Control, Pamela Carvalho-Moore

Graduate Theses and Dissertations

The aim of this dissertation was to: 1) provide an in-depth review about the potential use of natural and synthetic glutathione S-transferase (GST) inhibitors to enhance herbicidal activity or induce crop safety; 2) determine if the addition of metabolic inhibitors to glufosinate is an effective approach to enhance weed control; 3) investigate the mechanism conferring resistance to glufosinate in a highly-resistant Palmer amaranth accession; 4) characterize the genomic rearrangement involved in glutamine synthetase 2 amplification in a Palmer amaranth accession resistant to both glufosinate and glyphosate; 5) quantify the distribution of glufosinate resistance among Palmer amaranth accessions within a 15-km …


Does Green Stem Photosynthesis Affect Plant Drought Tolerance And Recovery In Avocado?, Nadia A. Valverdi, Paula Guzmán-Delgado, Gregory R. Goldsmith, Eleinis Ávila-Lovera Aug 2025

Does Green Stem Photosynthesis Affect Plant Drought Tolerance And Recovery In Avocado?, Nadia A. Valverdi, Paula Guzmán-Delgado, Gregory R. Goldsmith, Eleinis Ávila-Lovera

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

Woody plants with green stems may have advantages over non-green-stemmed plants in that extra photosynthetic carbon gain has the potential to improve plant drought tolerance and aid drought recovery. However, most studies relating to green stem photosynthesis and drought tolerance have been conducted on non-horticultural plants under natural growing conditions. We investigated whether avocado green stem photosynthesis enhances drought tolerance and recovery. We applied light exclusion and drought treatments to 3-year-old potted trees of cultivars ‘Hass’ and ‘Fuerte’. Measurements of soil moisture, midday stem water potential, stem photosynthesis, bark chlorophyll concentration, concentration of sugars + starch and stem hydraulic conductivity …


Reducing Residential Landscape Water Use In Utah: Technologies And Strategies, Maya Cottam, Kendall Becker, Katlyn Stemmler, Shital Poudyal, Wesley Crump, Lewis Kogan, Scott Hotaling Aug 2025

Reducing Residential Landscape Water Use In Utah: Technologies And Strategies, Maya Cottam, Kendall Becker, Katlyn Stemmler, Shital Poudyal, Wesley Crump, Lewis Kogan, Scott Hotaling

All Current Publications

Water conservation is a critical issue in Utah, and several actions are already underway to help lower residential landscape water use. Strategies include smart irrigation controllers, efficient sprinkler bodies and nozzles, drip irrigation systems, soil amendments that increase water-holding capacity, and drought-tolerant grass cultivars for lawns. While additional conservation efforts will be necessary to reach sustainable water management, statewide adoption of current programs can help reduce water use and loss.


Understanding Salt Stress In Watermelon: Impacts On Plant Performance, Adaptive Solutions, And Future Prospects, Sukhmanjot Kaur, Milena Maria Tomaz De Oliveira, Amita Kaundal Aug 2025

Understanding Salt Stress In Watermelon: Impacts On Plant Performance, Adaptive Solutions, And Future Prospects, Sukhmanjot Kaur, Milena Maria Tomaz De Oliveira, Amita Kaundal

Plants, Soils and Climate Student Research

Soil salinity stress, intensified by extreme weather patterns, significantly threatens global watermelon [Citrullus lanatus (Thunb.) Matsum & Nakai] production. Watermelon, a moderately salt-sensitive crop, exhibits reduced germination, stunted growth, and impaired fruit yield and quality under saline conditions. As freshwater resources decline and agriculture’s dependency on irrigation leads to soil salinization, we need sustainable mitigation strategies for food security. Recent advances highlight the potential of using salt-tolerant rootstocks and breeding salt-resistant watermelon varieties as long-term genetic solutions for salinity. Conversely, agronomic interventions such as drip irrigation and soil amendments provide practical, short-term strategies to mitigate the impact of salt …


Biological Control Mitigates Spread Of Vector-Borne Plant Pathogens, Kris A.G. Wyckhuys, Yi Zou, David W. Crowder, Evie Adriani, Annabelle B. Albaytar, Marie Joy B. Beltran, Ibtissem Ben Fekih, Carolina Camargo-Gil, Filomena C. Filomena, Lizette Cicero, Yelitza C. Colmenarez, Claudia M. Cuellar-Palacios, Thomas Dubois, Sanford D. Eigenbrode, Frederic Francis, Alberto Fereres, Khalid Haddi, Fathiya M. Khamis, Cécile Le Lann, Anne Le Ralec, Lorena Lopez, Baoqian Lyu, James Montoya-Lerma, Karen Muñoz-Cardenas, Ihsan Nurkomar, Paola A. Palmeros-Suarez, Jermaine D. Perier, Ricardo Ramírez-Romero Aug 2025

Biological Control Mitigates Spread Of Vector-Borne Plant Pathogens, Kris A.G. Wyckhuys, Yi Zou, David W. Crowder, Evie Adriani, Annabelle B. Albaytar, Marie Joy B. Beltran, Ibtissem Ben Fekih, Carolina Camargo-Gil, Filomena C. Filomena, Lizette Cicero, Yelitza C. Colmenarez, Claudia M. Cuellar-Palacios, Thomas Dubois, Sanford D. Eigenbrode, Frederic Francis, Alberto Fereres, Khalid Haddi, Fathiya M. Khamis, Cécile Le Lann, Anne Le Ralec, Lorena Lopez, Baoqian Lyu, James Montoya-Lerma, Karen Muñoz-Cardenas, Ihsan Nurkomar, Paola A. Palmeros-Suarez, Jermaine D. Perier, Ricardo Ramírez-Romero

All Peer-Reviewed Publications

Diseases caused by vector-borne plant pathogens cause adverse impacts on yield resilience, food security, and farmer livelihoods, which are bound to aggravate under global change. Biological control is routinely discounted as a mitigation strategy for plant diseases, partially due to scarce and inconclusive empirical support. Here, using curated field survey data for 58 persistently or semi-persistently transmitted pathogens, we employ a multi-method approach to assess the role of resident (i.e., naturally occurring) biological control agents in these pathosystems. Our meta-analyses show how in planta pathogen incidence is strongly affected by vector abundance and infectivity. Meanwhile, biological control agent density negatively …


Enhancing Sustainable Rice Production Through Organic Plus Fertilizer In Irrigated Paddy Fields, Oviyanti Mulyani, Emma Trinurani Sofyan, Ania Citraresmini, Benny Joy, Anne Yuliana Husen Aug 2025

Enhancing Sustainable Rice Production Through Organic Plus Fertilizer In Irrigated Paddy Fields, Oviyanti Mulyani, Emma Trinurani Sofyan, Ania Citraresmini, Benny Joy, Anne Yuliana Husen

Jurnal Kultivasi

Sustainable rice farming is increasingly threatened by declining soil fertility, excessive reliance on chemical fertilizers, and environmental degradation from intensive agricultural practices. There is an urgent need for innovative organic fertilizer products that combine organic materials with macro and micronutrient enhancements to restore soil health effectively. This research aimed to evaluate the effect of organic plus fertilizer (OPF) as a sustainable soil amendment to improve soil nutrient status, increase paddy productivity, and enhance overall soil health. The experiment was conducted using a Randomized Block Design (RBD) with nine treatments: one recommended OPF dose, six combinations of NPK (75 – 100%) …


Evaluation Of Color, Water Content, And Antioxidant Properties Of Wood Ear Mushroom With Nano Edible Coating, Packaging, And Storage Temperature, Aulia Afifah Rachman, Jajang Sauman Hamdani, Kusumiyati Aug 2025

Evaluation Of Color, Water Content, And Antioxidant Properties Of Wood Ear Mushroom With Nano Edible Coating, Packaging, And Storage Temperature, Aulia Afifah Rachman, Jajang Sauman Hamdani, Kusumiyati

Jurnal Kultivasi

Wood ear mushrooms are often consumed in Asia and Tropical America for their jelly-like texture, health, and freshness. However, they are easily damaged due to microbes and poor postharvest handling, which affects quality. The combination of nano edible coating, packaging, and storage temperature offers a solution to these issues. This study aims to evaluate the effect of nano edible coating, packaging, and storage temperature on the color (L*, a*, and b*), water content, and antioxidant properties (total phenolic and flavonoid) of wood ear mushrooms. The study was conducted at the Horticulture Laboratory, Faculty of Agriculture, Universitas Padjadjaran. The experimental design …


Effect Of Eco-Enzyme Application On Soil Nutrient And Plant Productivity Of Green Mustard-Peanut In Inceptisol, Idris Abd Rachman, Buhari Umasugi, Krishna Aji, Nurul Fahira A Hakim, Adnan Sofyan, Asrul Dedy Ali Hasan Aug 2025

Effect Of Eco-Enzyme Application On Soil Nutrient And Plant Productivity Of Green Mustard-Peanut In Inceptisol, Idris Abd Rachman, Buhari Umasugi, Krishna Aji, Nurul Fahira A Hakim, Adnan Sofyan, Asrul Dedy Ali Hasan

Jurnal Kultivasi

Appropriate land management has a long-term impact on soil performance and is believed to improve soil fertility. This study investigated the effect of eco-enzymes on soil nutrients and plant productivity of green mustard-peanut in inceptisol. The research was conducted from February to April 2025. The experiment used a randomized block design (RBD) consisting of 5 treatments and replicated 3 times, so that there were 15 units, including N0 = without Eco-enzyme, N1 = Eco-enzyme 2cc/L. N2= Eco-enzyme 4cc/L, N3= Eco-enzyme 6cc/L, and N4= Eco-enzyme 8cc/L. The commodities used were green mustard (Brassica juncea L) and peanut (Arachis hypogaea Linn). Soil …


Phenotypic Evaluation Of F10 Soybean Generations From Grobogan X Slamet Cross For Large Seed Size Selection, Ponendi Hidayat, Nurtiati, Zulfa Ulinnuha, Adellansyah Aug 2025

Phenotypic Evaluation Of F10 Soybean Generations From Grobogan X Slamet Cross For Large Seed Size Selection, Ponendi Hidayat, Nurtiati, Zulfa Ulinnuha, Adellansyah

Jurnal Kultivasi

Soybeans are an important crop with high nutritional value and diverse uses. Current consumer and industry preference is for soybean varieties with large seeds and high productivity. To meet these demands, one effective approach is through hybridization. This study aims to evaluate the phenotype of F10 soybean line from a cross between Grobogan and Slamet for large-seeded and high-yield. The study was conducted in the screenhouse and Plant Breeding and Biotechnology Laboratory, Faculty of Agriculture, Jenderal Soedirman University. The experiment used a Randomized Complete Block Design (RCBD) with three replications, testing genotypes from Slamet x Grobogan crosses and three check …