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tuo kuan nong tian shui li dai kuan ling yu zhi chi ji dian beng zhan gai zao
Author(s): 
Pages: 32-34
Year: Issue:  6
Journal: Rural Finance Research

Keyword:  机电泵站农田水利机电排灌生产责任制农作物生产乡村经济质量灌溉用水农村灌水量;
Abstract: <正> 农村生产责任制改革的深化和乡村经济的发展,对机电排灌的要求越来越高,高产、高质量的农作物生产,对灌溉用水的质量和时效性的标准不断提高。用水时间要求比以前集中,灌水周期缩短,灌水量增大,由原来万亩需1个流量,增至需3——4个流量。而我国现有的机电泵站大多数建于五、六十年代和七十年代初,运行期多在二、三十年以上。由于这些
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