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Phumzile Maluleke, Mokhele E. Moeletsi and Mitsuru Tsubo
In recent decades, southern Africa has experienced a shift towards hotter and drier climate conditions, affecting vital sectors like agriculture, health, water, and energy. Scientific research has shown that the combination of high temperatures and unrel...
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Resham B. Thapa, Roger H. Coupal, Mohan B. Dangi and Peter D. Stahl
Soil degradation due to loss of soil organic carbon is a serious concern in semiarid agroecosystems. Biochar and other organic char products have long been known to increase soil organic carbon. In this study, three-year field observations were carried o...
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Srinivasagan N. Subhashree, C. Igathinathane, Adnan Akyuz, Md. Borhan, John Hendrickson, David Archer, Mark Liebig, David Toledo, Kevin Sedivec, Scott Kronberg and Jonathan Halvorson
Farmers and ranchers depend on annual forage production for grassland livestock enterprises. Many regression and machine learning (ML) prediction models have been developed to understand the seasonal variability in grass and forage production, improve ma...
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Steven M. Ostoja, Hyeyeong Choe, James H. Thorne, Pelayo Alvarez, Amber Kerr, Jennifer Balachowski and Julian Reyes
On a global scale, rangelands occupy approximately half of the world?s land base surface; have a critical role in carbon sequestration and biodiversity; and support a diverse and critical economy, but at the same time, are under threat by many factors, i...
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Carlos G. Ochoa, Federico Villarreal-Guerrero, Jesús A. Prieto-Amparán, Hector R. Garduño, Feng Huang and Carlos Ortega-Ochoa
For this study, conducted in a semiarid (318 mm) rangeland setting in the Chihuahuan Desert region in northern Mexico, we evaluated the seasonal and interannual variability of precipitation, vegetation, and groundwater relations. Between 2012 and 2014, a...
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Carlos G. Ochoa and Mohamed A. B. Abdallah
There is scarce information regarding the interactions between young tree water uptake and the environment in water-limited ecosystems. This study was conducted in a semiarid rangeland ecosystem in central Oregon, Pacific Northwest Region, USA. We measur...
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Katlego Mashiane, Samuel Adelabu and Abel Ramoelo
The role of biodiversity in improving the primary productivity within terrestrial ecosystems is well documented. Each species in an ecosystem has a role to play in the overall productivity of an ecosystem. Grass species nitrogen (N) estimation is essenti...
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Hosia T. Pule, Julius T. Tjelele and Michelle J. Tedder
Seriphium plumosum L. is an indigenous unpalatable shrub that occurs in fire-prone semi-arid South African grassland areas, yet research proposes the use of fire to control its encroachment of rangelands. This study investigated the interaction effects o...
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Will L. Varela, Neal D. Mundahl, Silas Bergen, David F. Staples, Jennifer Cochran-Biederman and Cole R. Weaver
Agricultural activities within watersheds can have negative effects on river ecosystems, but numerous conservation practices can be implemented that reduce soil erosion, increase water infiltration, slow runoff, and improve soil quality. Our study focuse...
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Nicole Durfee and Carlos G. Ochoa
The combined impacts of woody plant encroachment and climate variability have the potential to alter the water balance in many sagebrush steppe ecosystems in the Western USA, leading to reduced water availability in these already water-scarce regions. Th...
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