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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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Yong Wu, Xiaohong Shi, Changyou Li, Shengnan Zhao, Fang Pen and Timothy R. Green
Intensive agricultural activities in the Hetao irrigation district have severely degraded local aquatic ecosystems and water quality, and Ulansuhai Lake is now the most rapidly degrading eutrophic lake in China. A better understanding of the hydro-agrono...
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Yan Zhu, Liangsheng Shi, Jingwei Wu, Ming Ye, Lihong Cui, Jinzhong Yang
Pág. 1 - 22
Due to the high nonlinearity of the three-dimensional (3-D) unsaturated-saturated water flow equation, using a fully 3-D numerical model is computationally expensive for large scale applications. A new unsaturated-saturated water flow model is developed ...
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Anna S. P. Peixoto, David de Carvalho
Pág. 617 - 621
The major problem on geotechnical work is to ensure that no settlements occur during the life cycle of the construction. This involves proper design of foundations and their bearing capacity. The Brazilian standard for design and execution of foundations...
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