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field water balance
释义
field water balance
Encyclopedia
农学
农田水分平衡
释
field water balance
农田水分平衡
农田在一定时间和一定厚度土层内的水分收支差额。是对农田水分收入、支出和贮存各项的结算。反映了土壤水分状况,是确定排灌定额和时间以及研究减轻农田旱涝灾害与土壤改良技术途径的重要依据。又称农田水量差额。
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selectin
Selecting Offices According to Province
selecting points according syndromes
selecting points according to symptoms
selecting points along channel
selecting points in distant location
selecting points in nearby location
selecting principles of illustrative examples
selection
selectional association
selection algorithm
selection and compilation
selection bias
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