ISSN 1000-0526
CN 11-2282/P
CN 11-2282/P
Change Trend of Precipitation and Supply and Demand of Farmland Water in Southwest of Shandong Province
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Abstract:
Based on the data of last 42 years, using Penman method and consideration of the modification of different crop's grouth phases,the formland water demand is estimated in the Southwestern part of Shandong Province. By dispersion analysis between formland water demand and valid precipitation, the assessment of water supply and demanding condition is given. The results show that their changing trend are decreased and the rate is so close as well.
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