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2020

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Articles 91 - 120 of 2047

Full-Text Articles in Plant Biology

Desertification Reasons, Endangering And Tendency In China's Land, Yongjie Shi, Fuping Tian, Yuan Lu, Qing Song Dec 2020

Desertification Reasons, Endangering And Tendency In China's Land, Yongjie Shi, Fuping Tian, Yuan Lu, Qing Song

IGC Proceedings (1977-2023)

No abstract provided.


Biogeocenotechnology Of Restoration And Increase Of Efficiency For Degraded Pasture Ecosystems In Arid Regions Of Central Asia And Russia, Zebri Shamsutdinov, Nariman Shamsutdinov Dec 2020

Biogeocenotechnology Of Restoration And Increase Of Efficiency For Degraded Pasture Ecosystems In Arid Regions Of Central Asia And Russia, Zebri Shamsutdinov, Nariman Shamsutdinov

IGC Proceedings (1977-2023)

No abstract provided.


Restoring Rain Use Efficiency To An Incised Upland Valley System In Namibia Using Filters And Ecosystem Management Understanding (Emu) Principles, K. Shamathe, H. J. R. Pringle, I. Zimmermann Dec 2020

Restoring Rain Use Efficiency To An Incised Upland Valley System In Namibia Using Filters And Ecosystem Management Understanding (Emu) Principles, K. Shamathe, H. J. R. Pringle, I. Zimmermann

IGC Proceedings (1977-2023)

No abstract provided.


Genome-Wide Association Mapping And Genomic Prediction Of Anther Extrusion In Cimmyt Hybrid Wheat Breeding Program Via Modeling Pedigree, Genomic Relationship, And Interaction With The Environment, Anil Adhikari, Bhoja Raj Basnet, Jose Crossa, Susanne Dreisigacker, Fatima Camarillo, Pradeep Kumar Bhati, Diego Jarquin, Yann Manes, Amir M.H. Ibrahim Dec 2020

Genome-Wide Association Mapping And Genomic Prediction Of Anther Extrusion In Cimmyt Hybrid Wheat Breeding Program Via Modeling Pedigree, Genomic Relationship, And Interaction With The Environment, Anil Adhikari, Bhoja Raj Basnet, Jose Crossa, Susanne Dreisigacker, Fatima Camarillo, Pradeep Kumar Bhati, Diego Jarquin, Yann Manes, Amir M.H. Ibrahim

Department of Agronomy and Horticulture: Faculty Publications

Anther extrusion (AE) is the most important male floral trait for hybrid wheat seed production. AE is a complex quantitative trait that is difficult to phenotype reliably in field experiments not only due to high genotype-by-environment effects but also due to the short expression window in the field condition. In this study, we conducted a genome-wide association scan (GWAS) and explored the possibility of applying genomic prediction (GP) for AE in the CIMMYT hybrid wheat breeding program. An elite set of male lines (n = 603) were phenotype for anther count (AC) and anther visual score (VS) across three field …


Thermal Time Requirements For Leaf Appearance Of Frontier Balansa Clover, D. P. Monks, D. J. Moot Dec 2020

Thermal Time Requirements For Leaf Appearance Of Frontier Balansa Clover, D. P. Monks, D. J. Moot

IGC Proceedings (1977-2023)

No abstract provided.


The Effect Of Rapid Paddock Movement On Yearling Steer Weight Gain And Forage Condition In North‐Central Nebraska, Usa, D. G. Mickey Steward Dec 2020

The Effect Of Rapid Paddock Movement On Yearling Steer Weight Gain And Forage Condition In North‐Central Nebraska, Usa, D. G. Mickey Steward

IGC Proceedings (1977-2023)

No abstract provided.


Two Techniques To Measure Herbage Intake Of Grazing Dairy Cows, Mary Mcevoy, M. O'Donovan, Tommy M. Boland, Luc Delaby Dec 2020

Two Techniques To Measure Herbage Intake Of Grazing Dairy Cows, Mary Mcevoy, M. O'Donovan, Tommy M. Boland, Luc Delaby

IGC Proceedings (1977-2023)

No abstract provided.


The Effect Of Pre‐Grazing Herbage Mass On Milk Production And Of Dairy Cows In Mid‐Lactation, Mary Mcevoy, M. O'Donovan, Tommy M. Boland, Luc Delaby Dec 2020

The Effect Of Pre‐Grazing Herbage Mass On Milk Production And Of Dairy Cows In Mid‐Lactation, Mary Mcevoy, M. O'Donovan, Tommy M. Boland, Luc Delaby

IGC Proceedings (1977-2023)

No abstract provided.


Multiplikasi In Vitro Stroberi Kultivar Tochiotome Dengan Penambahan Jenis Dan Konsentrasi Sitokinin Untuk Perbanyakan Bibit, Ega Raisya, Denny Sobardini Sobarna, Anne Nuraini, Syariful Mubarok, Erni Suminar, Masako Akutsu Dec 2020

Multiplikasi In Vitro Stroberi Kultivar Tochiotome Dengan Penambahan Jenis Dan Konsentrasi Sitokinin Untuk Perbanyakan Bibit, Ega Raisya, Denny Sobardini Sobarna, Anne Nuraini, Syariful Mubarok, Erni Suminar, Masako Akutsu

Jurnal Kultivasi

Perbanyakan tanaman stroberi secara konvensional dilakukan dengan menggunakan stolon, tetapi kurang efektif serta kualitas bibit yang dihasilkan kurang baik akibat adanya akumulasi penyakit. Budidaya stroberi memerlukan adanya perbanyakan bibit secara massal, tetapi tidak mengubah kualitasnya. Multiplikasi in vitro menjadi solusi untuk penyediaan bibit berkualitas dalam jumlah besar. Upaya untuk mendapatkan tunas in vitro dalam jumlah banyak yakni perlu adanya penambahan zat pengatur tumbuh golongan sitokinin seperti Benzylaminopurine (BAP) atau Thidiazuron (TDZ). Tujuan penelitian ini adalah mengetahui dan menetapkan jenis serta konsentrasi sitokinin dengan hasil terbaik dalam multiplikasi stroberi kultivar Tochiotome. Percobaan dilaksanakan di Laboratorium Kultur Jaringan Tanaman, Teknologi Benih, Fakultas …


Development Of Mping-Based Activation Tags For Crop Insertional Mutagenesis, Alexander Johnson, Edward Mcassey, Stephanie Diaz, Jacob Reagin, Priscilla S. Redd, Daymond R. Parrilla, Hanh T. Nguyen, Adrian Stec, Lauren A.L. Mcdaniel, Thomas E. Clemente, Robert M. Stupar, Wayne A. Parrott, C Nathan Hancock Dec 2020

Development Of Mping-Based Activation Tags For Crop Insertional Mutagenesis, Alexander Johnson, Edward Mcassey, Stephanie Diaz, Jacob Reagin, Priscilla S. Redd, Daymond R. Parrilla, Hanh T. Nguyen, Adrian Stec, Lauren A.L. Mcdaniel, Thomas E. Clemente, Robert M. Stupar, Wayne A. Parrott, C Nathan Hancock

Department of Agronomy and Horticulture: Faculty Publications

Modern plant breeding increasingly relies on genomic information to guide crop improvement. Although some genes are characterized, additional tools are needed to effectively identify and characterize genes associated with crop traits. To address this need, the mPing element from rice was modified to serve as an activation tag to induce expression of nearby genes. Embedding promoter sequences in mPing resulted in a decrease in overall transposition rate; however, this effect was negated by using a hyperactive version of mPing called mmPing20. Transgenic soybean events carrying mPing-based activation tags and the appropriate transposase expression cassettes showed evidence of transposition. Expression analysis …


How Canadian Farmers Are Extending The Grazing Season--A Research Success Story, Duane H. Mccartney Dec 2020

How Canadian Farmers Are Extending The Grazing Season--A Research Success Story, Duane H. Mccartney

IGC Proceedings (1977-2023)

No abstract provided.


Utilisation Of Near Infrared Spectroscopy To Optimise Productivity Of Grazing Animals In The Western Australian Rangelands, Peter Mccafferty, Gaye Krebs, Kevin Ho, Ken Dods, Kumara Mahipala Dec 2020

Utilisation Of Near Infrared Spectroscopy To Optimise Productivity Of Grazing Animals In The Western Australian Rangelands, Peter Mccafferty, Gaye Krebs, Kevin Ho, Ken Dods, Kumara Mahipala

IGC Proceedings (1977-2023)

No abstract provided.


Intake And Apparent Digestibility Of Silages Obtained From Four Sunflower (Helianthus Annuus) Genotypes, Rogerio M. Mauricio, N. M. Rodriguez, L. C. Gonçalves, D. G. Jayme, J. A. S. Rodrigues, L. F. Sousa, W. G. Faria, G. O. Ribeiro Dec 2020

Intake And Apparent Digestibility Of Silages Obtained From Four Sunflower (Helianthus Annuus) Genotypes, Rogerio M. Mauricio, N. M. Rodriguez, L. C. Gonçalves, D. G. Jayme, J. A. S. Rodrigues, L. F. Sousa, W. G. Faria, G. O. Ribeiro

IGC Proceedings (1977-2023)

No abstract provided.


Effect Of Defoliation Frequency And Severity During Winter On Herbage Regrowth And Water‐Soluble Carbohydrate Content Of Perennial Ryegrass (Lolium Perenne L.) Dominant Swards, Julia M. Lee, D. J. Donaghy, P. Sathish, J. R. Roche Dec 2020

Effect Of Defoliation Frequency And Severity During Winter On Herbage Regrowth And Water‐Soluble Carbohydrate Content Of Perennial Ryegrass (Lolium Perenne L.) Dominant Swards, Julia M. Lee, D. J. Donaghy, P. Sathish, J. R. Roche

IGC Proceedings (1977-2023)

No abstract provided.


Evaluation Of The Productivity And Grazing Capacity Of Cool Season Grasses, H. A. Lardner, C. Ward, L. Froehlich, L. Zemlak Dec 2020

Evaluation Of The Productivity And Grazing Capacity Of Cool Season Grasses, H. A. Lardner, C. Ward, L. Froehlich, L. Zemlak

IGC Proceedings (1977-2023)

No abstract provided.


Development Of A Model Of Growth Of Grass/White Clover Swards For A Grassland Management Support System, A. Scott Laidlaw Dec 2020

Development Of A Model Of Growth Of Grass/White Clover Swards For A Grassland Management Support System, A. Scott Laidlaw

IGC Proceedings (1977-2023)

No abstract provided.


Integrated Management Of Feral Camels In Ngaanyatjarra Aboriginal Lands, Australia, Gordon Sanders, A. Knight Dec 2020

Integrated Management Of Feral Camels In Ngaanyatjarra Aboriginal Lands, Australia, Gordon Sanders, A. Knight

IGC Proceedings (1977-2023)

No abstract provided.


Effect Of Winter Closing Date And Spring Opening Date On The Dm Yield Of Perennial Ryegrass Cultivars, Emer Kennedy, M. O'Donovan, Mary Mcevoy Dec 2020

Effect Of Winter Closing Date And Spring Opening Date On The Dm Yield Of Perennial Ryegrass Cultivars, Emer Kennedy, M. O'Donovan, Mary Mcevoy

IGC Proceedings (1977-2023)

No abstract provided.


Effect Of Restricted Access Time To Pasture On Dairy Cow Milk Production, Grazing Behaviour And Dry Matter Intake, Emer Kennedy, M. O'Donovan Dec 2020

Effect Of Restricted Access Time To Pasture On Dairy Cow Milk Production, Grazing Behaviour And Dry Matter Intake, Emer Kennedy, M. O'Donovan

IGC Proceedings (1977-2023)

No abstract provided.


Sustainable Management Of Semi‐Arid Rangelands And Optimal Paddock Size‐-An Ecological‐Economic Modelling Analysis, O. Jakoby, M. F. Quaas Dec 2020

Sustainable Management Of Semi‐Arid Rangelands And Optimal Paddock Size‐-An Ecological‐Economic Modelling Analysis, O. Jakoby, M. F. Quaas

IGC Proceedings (1977-2023)

No abstract provided.


Grazing Systems Demonstration To Optimise Pasture Utilisation And Stocking Rate In Mediterranean Environments Of Southern Australia, M. W. Hyder, L. Anderton, S. Shaw, R. M. Mctaggart, D. Roberts, T. W. Plaisted, J. Douglas Dec 2020

Grazing Systems Demonstration To Optimise Pasture Utilisation And Stocking Rate In Mediterranean Environments Of Southern Australia, M. W. Hyder, L. Anderton, S. Shaw, R. M. Mctaggart, D. Roberts, T. W. Plaisted, J. Douglas

IGC Proceedings (1977-2023)

No abstract provided.


Effectiveness Of Infrastructure Developments In Achieving Uniform Grazing Distribution On Extensive Cattle Properties In Northern Australia, L. P. Hunt, S. R. Petty, R. Cowley, A. Fisher, A. J. Ash, N. Macdonald Dec 2020

Effectiveness Of Infrastructure Developments In Achieving Uniform Grazing Distribution On Extensive Cattle Properties In Northern Australia, L. P. Hunt, S. R. Petty, R. Cowley, A. Fisher, A. J. Ash, N. Macdonald

IGC Proceedings (1977-2023)

No abstract provided.


Comparison Of Ewe Lamb Growth On Herb Based And Ryegrass Based Pastures, K. P. Golding, Paul R. Kenyon, Stephen T. Morris, Peter D. Kemp Dec 2020

Comparison Of Ewe Lamb Growth On Herb Based And Ryegrass Based Pastures, K. P. Golding, Paul R. Kenyon, Stephen T. Morris, Peter D. Kemp

IGC Proceedings (1977-2023)

No abstract provided.


Nutritional Parameters Of Grazing Calves In Milking Phase 2: Protein Metabolism, H. J. Fernandes, A. A. Rocha, J. Cavali, A. G. Silva, M. F. Paulino, L. M. Paiva, M. O. Porto, J. C. De Souza Dec 2020

Nutritional Parameters Of Grazing Calves In Milking Phase 2: Protein Metabolism, H. J. Fernandes, A. A. Rocha, J. Cavali, A. G. Silva, M. F. Paulino, L. M. Paiva, M. O. Porto, J. C. De Souza

IGC Proceedings (1977-2023)

No abstract provided.


Nutritional Parameters Of Grazing Nursing Calves 1: Rumen Microbial Production, H. J. Fernandes, J. Cavali, A. G. Silva, M. F. Paulino, A. A. Rocha, M. O. Porto, L. M. Paiva Dec 2020

Nutritional Parameters Of Grazing Nursing Calves 1: Rumen Microbial Production, H. J. Fernandes, J. Cavali, A. G. Silva, M. F. Paulino, A. A. Rocha, M. O. Porto, L. M. Paiva

IGC Proceedings (1977-2023)

No abstract provided.


Growth Of Carcass Tissues In Grazing Nursing Calves Supplemented Or Not, H. J. Fernandes, A. A. Rocha, M. F. Paulino, A. G. Silva, J. Cavali, M. O. Porto, J. C. De Souza, L. M. Paiva Dec 2020

Growth Of Carcass Tissues In Grazing Nursing Calves Supplemented Or Not, H. J. Fernandes, A. A. Rocha, M. F. Paulino, A. G. Silva, J. Cavali, M. O. Porto, J. C. De Souza, L. M. Paiva

IGC Proceedings (1977-2023)

No abstract provided.


Genomic Selection Of Forage Agronomic Traits In Winter Wheat, Frank Maulana, Ki-Seung Kim, Joshua D. Anderson, Mark E. Sorrells, Twain J. Butler, Shuyu Liu, P. Stephen Baenziger, Patrick Byrne, Xue-Feng Ma Dec 2020

Genomic Selection Of Forage Agronomic Traits In Winter Wheat, Frank Maulana, Ki-Seung Kim, Joshua D. Anderson, Mark E. Sorrells, Twain J. Butler, Shuyu Liu, P. Stephen Baenziger, Patrick Byrne, Xue-Feng Ma

Department of Agronomy and Horticulture: Faculty Publications

Genomic selection (GS) can improve genetic gain of complex traits in plant breeding. Phenotyping agronomic traits of winter wheat (Triticum aestivum L.) for dualpurpose use is expensive and time-consuming. In this study, we compared the prediction accuracies of four GS models (RR-BLUP, GBLUP, GAUSS, and BL) for forage yield (FY), plant height (PH) and heading date (HD) of the hard winter wheat diversity panel (n = 298) using random and stratified sampling methods. In addition, we determined the appropriate training population (TP) size and marker density for GS of the traits. Moderate to high prediction accuracies ranging from 0.66 …


Phenotypic Responses Of Sagebrush To The Southwestern North America Megadrought: A Genotype-By-Environment (Gxe) Approach, Kara A. Navock Dec 2020

Phenotypic Responses Of Sagebrush To The Southwestern North America Megadrought: A Genotype-By-Environment (Gxe) Approach, Kara A. Navock

Boise State University Theses and Dissertations

The Southwestern North America megadrought is an extreme climate event. Artemisia tridentata (big sagebrush) is the dominant, keystone species of sagebrush-steppe ecosystems in arid and semi-arid habitats of western North America. I conducted a genotype-by-environment (GxE) experiment on two putative genotypes (drought-tolerant, G1 and drought-sensitive, G2) and two cytotypes, diploid (2x) and tetraploid (4x), to determine the phenotypic responses of big sagebrush seedlings to drought. For three chlorophyll fluorescence parameters, my results indicate a complex set of factors influence sagebrush responses to drought, including canalization, adaptive phenotypic plasticity, cryptic genetic diversity, and GxE interactions. Variation in leaf temperature profiles of …


Influence Of Burning And Grazing Management Practices On Subirrigated Sandhill Meadow Hay Production, Tara M. Harms Dec 2020

Influence Of Burning And Grazing Management Practices On Subirrigated Sandhill Meadow Hay Production, Tara M. Harms

Department of Agronomy and Horticulture: Dissertations, Theses, and Student Research

Subirrigated meadows are a valuable forage resource to Sandhills ranching operations being used for hay production, grazing, or a combination of both. Practices that sustain meadow productivity should be encouraged to ensure a consistent feed supply for cattle. The potential influence of prescribed burning or pre-freeze and post-freeze grazing on forage production and quality are not well understood on these meadows. In grasslands, including meadows, excess dead plant material can accumulate, causing a potential reduction in forage yield and quality. Results of our three-year field study suggest that burning meadows in the spring is a suitable management option to remove …


Fungicide Resistance: Surveillance, Risk Assessment And Evolution In Two Soil-Borne Pathogens, Nikita Gambhir Dec 2020

Fungicide Resistance: Surveillance, Risk Assessment And Evolution In Two Soil-Borne Pathogens, Nikita Gambhir

Department of Agronomy and Horticulture: Dissertations, Theses, and Student Research

Fungicide-resistant pathogens are an increasing threat to fungicide efficacy and plant health. The goal of this dissertation was to advance the foundational knowledge required to prevent and detect fungicide resistance development in the seedling disease pathogen, Rhizoctonia zeae and the white-mold pathogen, Sclerotinia sclerotiorum. Corn and soybean fields in 12 states (Iowa, Illinois, Indiana, Kansas, Kentucky, Michigan, Minnesota, Missouri, North Dakota, Nebraska, South Dakota, and Wisconsin) were surveyed for R. zeae. In vitro fungicide sensitivity was determined for 91 isolates to fludioxonil, sedaxane, and/or prothioconazole. Rhizoctonia zeae was sensitive to all fungicides (EC50 < 3 µg/ml) except azoxystrobin (EC50 > 100 µg/ml). In …