AGRICULTURAL PRODUCTIVITY IN EUROPE AND NORTH-AMERICA

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作者：

VANDENNOORT, PC

机构：

来源：

JOURNAL OF AGRICULTURAL ECONOMICS | 1968年 / 19卷 / 01期

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中图分类号：

F3 [农业经济];

学科分类号：

0202 ; 020205 ; 1203 ;

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页码：97 / 103

页数：7

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