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Sergio Monteleone, Edmilson Alves de Moraes, Roberto Max Protil, Brenno Tondato de Faria and Rodrigo Filev Maia
Agriculture is undergoing a profound change related to Agriculture 4.0 development and Precision Agriculture adoption, which is occurring at a slower pace than expected despite the abundant literature on the factors explaining this adoption. This work ex...
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Heman Abdulkhaleq A. Gaznayee, Sara H. Zaki, Ayad M. Fadhil Al-Quraishi, Payman Hussein Aliehsan, Kawa K. Hakzi, Hawar Abdulrzaq S. Razvanchy, Michel Riksen and Karrar Mahdi
To increase agricultural productivity and ensure food security, it is important to understand the reasons for variations in irrigation over time. However, researchers often avoid investigating water productivity due to data availability challenges. This ...
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Dongyu Cai, Muhammad Rizwan Shoukat, Yudong Zheng, Haibin Tan, Mengyao Sun and Haijun Yan
High efficient nitrogen (N) application method and proper N management strategies can further reduce the losses and enhance N use efficiency. Field experiments were conducted in the 2015?2016 and 2016?2017 growing seasons to evaluate the effects of four ...
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Yongchong Li, Xin Hui, Haijun Yan and Diyi Chen
Water application uniformity is an important performance parameter when designing and operating an irrigation system. Performance tests of a center pivot irrigation system equipped with fixed and rotated spray plate sprinklers (FSPS and RSPS, respectivel...
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Chenxiao Zhang, Peng Yue, Liping Di and Zhaoyan Wu
Being hailed as the greatest mechanical innovation in agriculture since the replacement of draft animals by the tractor, center pivot irrigation systems irrigate crops with a significant reduction in both labor and water needs compared to traditional irr...
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Martin J. Wells, Troy E. Gilmore, Aaron R. Mittelstet, Daniel Snow and Steven S. Sibray
Shallow aquifers are prone to nitrate contamination worldwide. In western Nebraska, high groundwater nitrate concentrations ([NO3-]) have resulted in the exploration of new groundwater and nitrogen management regulations in the North Platte Natural Resou...
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Lei Gan, Saeed Rad, Xiaobing Chen, Rongjie Fang, Lei Yan and Shihua Su
The experiment was done based on a new layout for a semi-permanent set-move sprinkler irrigation system with a lower capital and annual cost requirement. In this work, a center-pivot system layout was applied to set up a semi-permanent system with a hand...
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Koffi Djaman, Michael O?Neill, Curtis Owen, Daniel Smeal, Margaret West, Dallen Begay, Sangamesh V. Angadi, Komlan Koudahe, Samuel Allen and Kevin Lombard
Canola is a cash crop produced for its highly-valued seed, and as a protein source for animal feed. While winter canola is produced mainly in the high plains, it is expanding to new environments, and is greatly incorporated into crop systems with advanta...
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Kathryn Wenger, Jacqueline M. Vadjunec and Todd Fagin
Cimarron County, Oklahoma and Union County, New Mexico, neighboring counties in the Southern High Plains, are part of a vital agricultural region in the United States. This region experiences extended periods of cyclical drought threatening its ability t...
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Jian Jiao, Yadong Wang, Liliang Han and Derong Su
Sprinkler selection influences the water distribution uniformity of center pivot irrigation systems. The sprinkling uniformity of the center pivot is crucial for the yield and quality of crops on a large scale. Rotating and fixed spray plate sprinklers (...
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