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Chunming Chi, Changwei Zhao and Jinhu Zhi
This study aims to accurately describe the soil?water characteristic curve (SWCC) across the full range from saturation to oven dryness. We propose a smooth, continuous three-segmented SWCC model that divides the saturation range into wet, air-dried, and...
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Arunadevi K., Singh M., Khanna M., Mishra A. K., Prajapati V. K., Denny F., Ramachandran J. and Maruthi Sankar G. R.
A field experiment was conducted on okra (Abelmoschus esculentus L.) for assessing the sustainability of yield with optimum irrigation schedule based on soil moisture depletion. Four irrigation treatments: Irrigation at I1:20%, I2:30%, I3:40% and I4:50% ...
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Ting Lu, Ce Zheng, Bao Zhou, Jing Wu, Xueke Wang, Yuan Zhao, Xiuhua Liu and Wenqian Yuan
In arid and semi-arid regions, rainfall takes on a critical significance to both agricultural and engineering construction activities, and the transport process and driving mechanism of soil water under rainfall conditions are in need of further investig...
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Hsin-Fu Yeh, Tsien-Ting Huang and Jhe-Wei Lee
Rainfall infiltration is the primary triggering factor of slope instability. The process of rainfall infiltration leads to changes in the water content and internal stress of the slope soil, thereby affecting slope stability. The soil water retention cur...
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Honeyeh Kazemi, Ali Ashraf Sadraddini, Amir Hossein Nazemi and Charles A Sanchez
Despite increasing use of pressurized irrigation methods, most irrigation projects worldwide still involve surface systems. Accurate estimation of the amount of infiltrating water and its spatial distribution in the soil is of great importance in the des...
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Pedro Carvalhaes-Dias, Flávio J.O. Morais, Luís F. C. Duarte, Andreu Cabot and J. A. Siqueira Dias
We present an autonomous sensor to measure soil water content that uses a single heat pulse probe based on a transistor encapsulated in a porous block. The sensor uses a bipolar junction transistor, which performs as both a heating and temperature-sensin...
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Benjamin Belfort, Ivan Toloni, Philippe Ackerer, Solenn Cotel, Daniel Viville and François Lehmann
The characterization of vadose zone processes is a primary goal for understanding, predicting, and managing water resources. In this study, the issue of soil water monitoring on a vertical profile in the small forested Strengbach catchment (France) is in...
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Jingang Li, Zhongyi Qu, Jin Chen, Fan Wang and Qiu Jin
Sustainable development of saline water irrigation was restricted in HID (Hetao Irrigation District) by serious yield reduction and severe salt accumulation without an effective irrigation schedule. Field experiments were carried out to study the effects...
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Koffi Djaman, Valere C. Mel, Lamine Diop, Abdoulaye Sow, Raafat El-Namaky, Baboucarr Manneh, Kazuki Saito, Koichi Futakuchi and Suat Irmak
The objectives of this study were to investigate water saving strategies in the paddy field and to evaluate the performance of some of the newly released rice varieties. Field experiments were conducted at Fanaye in the Senegal River Valley during two ri...
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Xin Liu, Hongbin Zhan
Pág. 1 - 15
Evaporation from soil columns in the presence of a water table is a long lasting subject that has received great attention for many decades. Available analytical studies on the subject often involve an assumption that the potential evaporation rate is mu...
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