A GEOGRAPHIC ANALYSIS OF GRAIN CORN YIELD TRENDS IN ONTARIO USING A COMPUTERIZED LAND INFORMATION BASE

被引:2
作者
DUMANSKI, J
BOOTSMA, A
KIRKWOOD, V
机构
关键词
D O I
10.4141/cjss86-049
中图分类号
S15 [土壤学];
学科分类号
0903 ; 090301 ;
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页码:481 / 497
页数:17
相关论文
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