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Articles 9571 - 9600 of 14771

Full-Text Articles in Agricultural Science

A Model For Managing An Endangered Species In Sandhills Rangeland, Kay L. Kottas, James Stubbendieck May 2020

A Model For Managing An Endangered Species In Sandhills Rangeland, Kay L. Kottas, James Stubbendieck

IGC Proceedings (1977-2023)

No abstract provided.


Characterizing Variation In Nitrogen Use Efficiency In Wheat Genotypes Using Proximal Canopy Sensing For Sustainable Wheat Production, Mohammed A. Naser, Raj Khosla, Louis Longchamps, Subash Dahal May 2020

Characterizing Variation In Nitrogen Use Efficiency In Wheat Genotypes Using Proximal Canopy Sensing For Sustainable Wheat Production, Mohammed A. Naser, Raj Khosla, Louis Longchamps, Subash Dahal

Department of Agronomy and Horticulture: Faculty Publications

Global nitrogen use efficiency (NUE) for cereal production is marginal and is estimated to be about 33%. Remote sensing tools have tremendous potential for improving NUE in crops through efficient nitrogen management as well as the identification of high-NUE genotypes. The objectives of this study were (i) to identify and quantify the variation in NUE across 24 winter wheat genotypes (Triticum aestivum L.) and (ii) to determine if the normalized difference vegetation index (NDVI) could characterize the variability in NUE across wheat genotypes. This study was conducted in 2010 and 2011 in the semi-arid climate of Northeastern Colorado across dryland …


Experimental Increases In Diversity And Evenness Improve Productivity And Reduce Weed Invasion In Grassland Swards Over Three Years Across 12 European Sites, Laura Kirwan, Caroline Brophy, R. P. Collins, J. Connolly, J. A. Finn, A. Helgadottir, Andreas Lüscher, C. Porqueddu, M. T. Sebastià May 2020

Experimental Increases In Diversity And Evenness Improve Productivity And Reduce Weed Invasion In Grassland Swards Over Three Years Across 12 European Sites, Laura Kirwan, Caroline Brophy, R. P. Collins, J. Connolly, J. A. Finn, A. Helgadottir, Andreas Lüscher, C. Porqueddu, M. T. Sebastià

IGC Proceedings (1977-2023)

No abstract provided.


Fire And Vegetation Change In Coastal Grasslands, South Africa, Kevin P. Kirkman, B. P. A. Dalton May 2020

Fire And Vegetation Change In Coastal Grasslands, South Africa, Kevin P. Kirkman, B. P. A. Dalton

IGC Proceedings (1977-2023)

No abstract provided.


Studies On The Autecology Of Astragalus Caragana F. Et M In The Esfahan Province In Ira, M. Khodagholi, M. Esmaili Sharif, A. Ghaedi, M. Borhand, M. T. Feyze May 2020

Studies On The Autecology Of Astragalus Caragana F. Et M In The Esfahan Province In Ira, M. Khodagholi, M. Esmaili Sharif, A. Ghaedi, M. Borhand, M. T. Feyze

IGC Proceedings (1977-2023)

No abstract provided.


The Acacia Operation Project: A Pilot Activity For Combating Desertification And Improving The Livelihood Of Pastoralist In The Arid Rangelands Of Kenya, George A. Keya, M. Muga, B. Chikamai May 2020

The Acacia Operation Project: A Pilot Activity For Combating Desertification And Improving The Livelihood Of Pastoralist In The Arid Rangelands Of Kenya, George A. Keya, M. Muga, B. Chikamai

IGC Proceedings (1977-2023)

No abstract provided.


Impacts Of Grazing, Wildfire And Drought On Rodent Populations In A Semi-Arid Grassland Of Southwestern North America, L. J. Kennedy, Z. F. Jones, C. E. Bock, J. H. Bock May 2020

Impacts Of Grazing, Wildfire And Drought On Rodent Populations In A Semi-Arid Grassland Of Southwestern North America, L. J. Kennedy, Z. F. Jones, C. E. Bock, J. H. Bock

IGC Proceedings (1977-2023)

No abstract provided.


Stability, Recovery, And Resilience In Piosphere Systems In The Kruger National Park, Katherine J. Matchett, Kevin P. Kirkman, Craig D. Morris, Mike J. Peel May 2020

Stability, Recovery, And Resilience In Piosphere Systems In The Kruger National Park, Katherine J. Matchett, Kevin P. Kirkman, Craig D. Morris, Mike J. Peel

IGC Proceedings (1977-2023)

No abstract provided.


Contribution Of Lucerne And Red Clover To Succeeding Cereal Crops Yield, Žydrė Kadžiulienė, Zenonas Dabkevičius, Lina Šarūnaitė, Leonas Kadžiulis May 2020

Contribution Of Lucerne And Red Clover To Succeeding Cereal Crops Yield, Žydrė Kadžiulienė, Zenonas Dabkevičius, Lina Šarūnaitė, Leonas Kadžiulis

IGC Proceedings (1977-2023)

No abstract provided.


The Effect Of Environmental Factors On Plant Species Diversity And Productivity, K. H. Li, Y. K. Hu, C. F. Lu, W. M. E. Wu, W. L. Li May 2020

The Effect Of Environmental Factors On Plant Species Diversity And Productivity, K. H. Li, Y. K. Hu, C. F. Lu, W. M. E. Wu, W. L. Li

IGC Proceedings (1977-2023)

No abstract provided.


Temporal And Spatial Variation Of Arbuscular Mycorrhizal Fungi Spores In Seasonally Salt Stressed Grassland Using Medicago Sativa For Reclamation In Hexi Corridor, China, Liang Jin, Chang Wang, Guoliang Chen, Yin Zhao, Xiangwei Sun, Xiaojuan Wang May 2020

Temporal And Spatial Variation Of Arbuscular Mycorrhizal Fungi Spores In Seasonally Salt Stressed Grassland Using Medicago Sativa For Reclamation In Hexi Corridor, China, Liang Jin, Chang Wang, Guoliang Chen, Yin Zhao, Xiangwei Sun, Xiaojuan Wang

IGC Proceedings (1977-2023)

No abstract provided.


Effect Of Long‐Term Salt Stress On Antioxidative Enzyme Activities Of Nypa Forage (Distichlis Spicata Var. Yensen‐4a) And Tall Fescue (Festuca Arundinacea Schreb), Yaxiong Jia, Xianglin Li, Liqiang Wan, Feng He May 2020

Effect Of Long‐Term Salt Stress On Antioxidative Enzyme Activities Of Nypa Forage (Distichlis Spicata Var. Yensen‐4a) And Tall Fescue (Festuca Arundinacea Schreb), Yaxiong Jia, Xianglin Li, Liqiang Wan, Feng He

IGC Proceedings (1977-2023)

No abstract provided.


Effects Of Various Cattle Grazing Regimes On Vernal Pool Grassland Diversity, J. T. Marty May 2020

Effects Of Various Cattle Grazing Regimes On Vernal Pool Grassland Diversity, J. T. Marty

IGC Proceedings (1977-2023)

No abstract provided.


Impacts Of Long-Term Phosphorus Fertilization And Addition Of Perennial Legumes On A Temperate Natural Grassland: I. Changes In Spieces Biodiversity And Stability, Martín Jaurena, Walter Ayala, José Terra, Raül Bermudez, Ethel Barrios, Ximena Lagomarsino May 2020

Impacts Of Long-Term Phosphorus Fertilization And Addition Of Perennial Legumes On A Temperate Natural Grassland: I. Changes In Spieces Biodiversity And Stability, Martín Jaurena, Walter Ayala, José Terra, Raül Bermudez, Ethel Barrios, Ximena Lagomarsino

IGC Proceedings (1977-2023)

No abstract provided.


Influence Of Growing Season Rainfall Amount And Clipping Intensity On Aboveground Net Primary Productivity In Leyums Chinensis Steppe, Feng He, Xianglin Li, Liqiang Wan, Yaxiong Jia, Dan He May 2020

Influence Of Growing Season Rainfall Amount And Clipping Intensity On Aboveground Net Primary Productivity In Leyums Chinensis Steppe, Feng He, Xianglin Li, Liqiang Wan, Yaxiong Jia, Dan He

IGC Proceedings (1977-2023)

No abstract provided.


The Effect Of Aspect On Persistence Of Several Perennial Grass Species, Belinda Hackney, B. Dear, C. Rodham, G. Dyce, G. Li May 2020

The Effect Of Aspect On Persistence Of Several Perennial Grass Species, Belinda Hackney, B. Dear, C. Rodham, G. Dyce, G. Li

IGC Proceedings (1977-2023)

No abstract provided.


Botanical Composition: A Tool To Evaluate Rangeland Condition Trends Under Different Management Conditions, María Cristina Goldfarb, José Francisco Casco, Laura Itatí Giménez, Francisco Nuñez May 2020

Botanical Composition: A Tool To Evaluate Rangeland Condition Trends Under Different Management Conditions, María Cristina Goldfarb, José Francisco Casco, Laura Itatí Giménez, Francisco Nuñez

IGC Proceedings (1977-2023)

No abstract provided.


Morphological Changes Associated With Forage Quality In Temperate Pastures Fertilized With Nitrogen In Autumn, M. L. Gatti, A. Ayala Torales, G. Acosta May 2020

Morphological Changes Associated With Forage Quality In Temperate Pastures Fertilized With Nitrogen In Autumn, M. L. Gatti, A. Ayala Torales, G. Acosta

IGC Proceedings (1977-2023)

No abstract provided.


Is There A Link Between Anthropogenic Disturbance And The Diversity And Abundance Of Rodent Flea Communities?, Megan M. Friggens May 2020

Is There A Link Between Anthropogenic Disturbance And The Diversity And Abundance Of Rodent Flea Communities?, Megan M. Friggens

IGC Proceedings (1977-2023)

No abstract provided.


Genome Wide Association Study Reveals Plant Loci Controlling Heritability Of The Rhizosphere Microbiome, Siwen Deng, Daniel F. Caddell, Gen Xu, Lindsay Dahlen, Lorenzo Washington, Jinliang Yang, Devin Coleman-Derr May 2020

Genome Wide Association Study Reveals Plant Loci Controlling Heritability Of The Rhizosphere Microbiome, Siwen Deng, Daniel F. Caddell, Gen Xu, Lindsay Dahlen, Lorenzo Washington, Jinliang Yang, Devin Coleman-Derr

Department of Agronomy and Horticulture: Faculty Publications

Host genetics has recently been shown to be a driver of plant microbiome composition. However, identifying the underlying genetic loci controlling microbial selection remains challenging. Genome-wide association studies (GWAS) represent a potentially powerful, unbiased method to identify microbes sensitive to the host genotype and to connect them with the genetic loci that influence their colonization. Here, we conducted a population-level microbiome analysis of the rhizospheres of 200 sorghum genotypes. Using 16S rRNA amplicon sequencing, we identify rhizosphere-associated bacteria exhibiting heritable associations with plant genotype, and identify significant overlap between these lineages and heritable taxa recently identified in maize. Furthermore, we …


When An Introduced Pasture Grass Becomes A Conservation Threat: Managing Buffel Grass In The Rangelands Of Australia, Margaret H. Friedel May 2020

When An Introduced Pasture Grass Becomes A Conservation Threat: Managing Buffel Grass In The Rangelands Of Australia, Margaret H. Friedel

IGC Proceedings (1977-2023)

No abstract provided.


Effects Of 10 Years Of Fire And Climate Variability On Perennial Grass Cover In Shortgrass Steppe, P. L. Ford May 2020

Effects Of 10 Years Of Fire And Climate Variability On Perennial Grass Cover In Shortgrass Steppe, P. L. Ford

IGC Proceedings (1977-2023)

No abstract provided.


Unravelling The Mechanisms Behind The Invasion Of An Introduced And Now Undesirable Grass Species, Jennifer Firn, Yvonne Buckley May 2020

Unravelling The Mechanisms Behind The Invasion Of An Introduced And Now Undesirable Grass Species, Jennifer Firn, Yvonne Buckley

IGC Proceedings (1977-2023)

No abstract provided.


Botanical Composition Of A Phalaris-Dominant Pasture 5 Years After The Introduction Of Intensive Rotational Grazing, Nicholas J. Edwards, K. Copping, K. Holberton, P. Wijnands May 2020

Botanical Composition Of A Phalaris-Dominant Pasture 5 Years After The Introduction Of Intensive Rotational Grazing, Nicholas J. Edwards, K. Copping, K. Holberton, P. Wijnands

IGC Proceedings (1977-2023)

No abstract provided.


Modeling The Growth Of Alfalfa (Medicago Sativa) In The Pampas Region, M. Druille, M. F. Garbulsky, V. A. Deregibus May 2020

Modeling The Growth Of Alfalfa (Medicago Sativa) In The Pampas Region, M. Druille, M. F. Garbulsky, V. A. Deregibus

IGC Proceedings (1977-2023)

No abstract provided.


Central Afghanistan Rangelands, Daniel G. Robinett May 2020

Central Afghanistan Rangelands, Daniel G. Robinett

IGC Proceedings (1977-2023)

No abstract provided.


Controls Of Seeding Recruitment Of Annual Species In Temperate Perennial Pastures, P. Cornaglia, M. P. Clavijo, H. Harkes, Ayala Torales May 2020

Controls Of Seeding Recruitment Of Annual Species In Temperate Perennial Pastures, P. Cornaglia, M. P. Clavijo, H. Harkes, Ayala Torales

IGC Proceedings (1977-2023)

No abstract provided.


Grassland Diversity Enhances Productivity At Low And High Levels Of Nitrogen Addition, Tim Carnus, J. A. Finn, Laura Kirwan, A. Cuddihy, J. Connolly May 2020

Grassland Diversity Enhances Productivity At Low And High Levels Of Nitrogen Addition, Tim Carnus, J. A. Finn, Laura Kirwan, A. Cuddihy, J. Connolly

IGC Proceedings (1977-2023)

No abstract provided.


Dynamics Of 4-Species Plant Systems Over Three Years At 19 Sites Across Europe, Caroline Brophy, J. Connolly, Laura Kirwan, J. A. Finn, Andreas Lüscher, T. Sebastia, R. P. Collins, C. Porqueddu, A. Helgadottir May 2020

Dynamics Of 4-Species Plant Systems Over Three Years At 19 Sites Across Europe, Caroline Brophy, J. Connolly, Laura Kirwan, J. A. Finn, Andreas Lüscher, T. Sebastia, R. P. Collins, C. Porqueddu, A. Helgadottir

IGC Proceedings (1977-2023)

No abstract provided.


Classification Of Rangeland Vegetation And Modeling Of Vegetation Patterns At The Jabal Al Akhdar Moutain, Northern Oman, K. Brinkmann, U. Dickhoefer, E. Schlecht, Andreas Buerkert May 2020

Classification Of Rangeland Vegetation And Modeling Of Vegetation Patterns At The Jabal Al Akhdar Moutain, Northern Oman, K. Brinkmann, U. Dickhoefer, E. Schlecht, Andreas Buerkert

IGC Proceedings (1977-2023)

No abstract provided.