VARIABILITY IN OPTIMUM N RATES FOR CORN

被引:6
作者
ENGELSTAD, OP
PARKS, WL
机构
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D O I
10.2134/agronj1971.00021962006300010009x
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
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页码:21 / +
页数:1
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[3]   A FERTILIZER PRODUCTION SURFACE WITH SPECIFICATION OF ECONOMIC OPTIMA FOR CORN GROWN ON CALCAREOUS IDA SILT LOAM [J].
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[4]  
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[6]  
SNEDECOR GW, 1956, STATISTICAL METHODS