%0 Journal Article %T 黄淮海平原农作物典型降水量计算方法的探讨 %A 孙仁华 %J 资源科学 %D 1993 %I %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=B5EDD921F3D863E289B22F36E70174A7007B5F5E43D63598017D41BB67247657&cid=B47B31F6349F979B&jid=9DEEAF23637E6E9539AD99BE6ABAB2B3&aid=AF46E4A20E7E098CF70AF5EB462931EA&yid=D418FDC97F7C2EBA&vid=23CCDDCD68FFCC2F&iid=0B39A22176CE99FB&sid=0401E2DB1F51F8DE&eid=CB423C9A71560A74&journal_id=1007-7588&journal_name=资源科学&referenced_num=0&reference_num=0