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| Research Progress on Modern Water-saving Technology for Protected Vegetable Crops |
| ZHANG Zhen-xian，GAO Li-hong，REN Hua-zhong，CHEN Qing-yun，WANG Qian，SUI Xiao-lei |
| Department of Vegetable Science，China Agricultural University，Beijing Key Laboratory of Growth and Development Regulation for Protected Vegetable Crops，Beijing 100193，China |
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Abstract China is short of water resources．Every year the water consumption in agriculture occupies 65% of the country’s total water consumption．The water utilization efficiency of protected agriculture is not high．Various kinds of water-saving technology have not been widely applied．This paper summarizes the present situation of water resources in China，water consumption law of vegetable crops，modern water-saving technology，water-fertilizer coupling technology and development trend of water-saving technology，etc．So as to provide reference for water-saving protected vegetable crops．
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Received: 15 July 2012
Published: 05 August 2012
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