PROBLEMS IN ESTABLISHING GRADES FOR FARM PRODUCTS

被引：5

作者：

Erdman, H. E.

机构：

来源：

JOURNAL OF FARM ECONOMICS | 1950年 / 32卷 / 01期

关键词：

D O I：

10.2307/1233161

中图分类号：

F [经济];

学科分类号：

02 ;

摘要：

引用

页码：15 / 29

页数：15

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