灌区灌溉
灌区灌溉灌区灌溉
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Evaluation of Irrigation Water Supply System Efficiency of Huinong Canal Irrigation District in Ningxia
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A Model of Optimizing Irrigation Benefit Calculation for Irrigation District of Diverting Water from the Yellow River
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Correlation Analysis on Irrigation Water Requirement and Precipitation Amount in Baojixia Irrigation Area
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