FOOD COMES FROM SOIL

被引:1
作者
Bennett, H. H.
机构
关键词
D O I
10.2307/210592
中图分类号
P9 [自然地理学]; K9 [地理];
学科分类号
0705 ; 070501 ;
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页码:57 / 76
页数:20
相关论文
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[6]   THE GEOGRAPHICAL RELATION OF SOIL EROSION TO LAND PRODUCTIVITY [J].
Bennett, Hugh Hammond .
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[7]  
*COLL AGR EXT SERV, 1943, ILL FARM EC
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Maes Ernest E., 1943, AGRICULTURE IN THE AMERICAS, V3, P123
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*NAT RES BOARD WA, 1935, REP LAND PLANN C 5 S