Improving Water Use Efficiency and Agricultural Productivity of Crop Systems

A special issue of Water (ISSN 2073-4441). This special issue belongs to the section "Water, Agriculture and Aquaculture".

Deadline for manuscript submissions: closed (25 February 2022) | Viewed by 2627

Special Issue Editors


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Guest Editor
The Center for Agricultural Resources Research, Institute of Genetics and Developmental Biology, The Chinese Academy of Sciences, Shijiazhuang, China
Interests: ET; soil evaporation; transpiration; irrigation; grain yield; WUE

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Guest Editor
College of Water Conservancy and Civil Engineering, Shandong Agricultural University, Tai'an, China
Interests: water and carbon balance; winter wheat; irrigation methods and frequencies; mechanism of water saving in farmland; water efficient use
Special Issues, Collections and Topics in MDPI journals

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Guest Editor
The Center for Agricultural Resources Research, Institute of Genetics and Developmental Biology, The Chinese Academy of Sciences, Shijiazhuang, China
Interests: root morphology; crop growth; drought physiology; irrigation; grain yield; WUE

Special Issue Information

Dear Colleagues,

Food security is a common objective in many agricultural systems, which is also closely linked to water security, since food production heavily depends on water availability around the world. Water shortage has seriously affected China’s agricultural production over the last 50 years. To mitigate the water shortage problem, it is essential to reduce the irrigation amount. However, simply reducing irrigation water without diligent planning would lead to the agricultural productivity reductions, thus posing a great risk to national food security. Therefore, the balance between alleviating water shortage and maintaining high and stable agricultural production is a very important issue. In addition, it is essential that the water use efficiency and management is improved, striking a balance between, on one hand, increasing economic productivity and, on the other hand, increasing the amount of irrigation water necessary for this increased economic productivity, while decreasing the negative environmental impacts associated with this practice. Therefore, improving water use efficiency is the key to ensure food security and to reduce irrigation water use.

This Special Issue calls for contributions on the following non-exclusive list of topics: 

  • irrigation strategies and technologies for improving water use efficiency,
  • irrigation water management and modeling under climate change scenarios,
  • crop physiological response to deficit irrigation,
  • irrigation water management for health soil physical and chemical properties.

Prof. Dr. Hongyong Sun
Prof. Dr. Quanqi Li
Prof. Dr. Xiuwei Liu
Guest Editors

Manuscript Submission Information

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Keywords

  • water use efficiency
  • irrigation strategies
  • agricultural productivity
  • crop quality
  • crop growth
  • food security
  • soil property
  • climate change

Published Papers (1 paper)

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Research

16 pages, 2861 KiB  
Article
Study on the Pricing of Water Rights Transaction between Irrigation Water Users Based on Cooperative Game in China
by Xinjian Guan, Qiongying Du, Wenge Zhang and Baoyong Wang
Water 2021, 13(12), 1672; https://doi.org/10.3390/w13121672 - 16 Jun 2021
Cited by 3 | Viewed by 1846
Abstract
China’s water rights transaction is still in the initial stage of development. There is no systematic pricing method for water rights transactions between farmers. This paper puts forward a pricing model of water rights transactions among farmers in water-deficient areas. The price of [...] Read more.
China’s water rights transaction is still in the initial stage of development. There is no systematic pricing method for water rights transactions between farmers. This paper puts forward a pricing model of water rights transactions among farmers in water-deficient areas. The price of water rights transaction consists of cost price and earnings price. The earnings price is determined by studying the crop water production function, calculating the crop’s marginal benefit of the two parties, and combining the Cooperative Game Theory. Finally, the pricing model was applied to the water rights transactions among the farmers of Hetao Irrigation District of Bayannaoer City, Inner Mongolia Autonomous Region. Results showed that under the A4 trading strategy, the overall income increased without losing the interests of any farmer. The increasing income of the three farmer households N1, N2, and N3 after the alliance was 8.14 thousand dollars, 4.66 thousand dollars, and 20.33 thousand dollars, respectively, and the water rights transaction prices of N3 and N1, N2 were respectively 0.485 $/m3, 0.565 $/m3. It is estimated that the model can provide a scientific basis for water rights trading between farmers and the efficient use of water resources. Full article
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