Role on imported fertilizer inputs in U.S. agriculture
1990
Vocke, G.
AGROVOC关键词
书目信息
WAS - Department of Agriculture. Economic Research Service (EUA)
期
60
页码
p. 9-14
其它主题
Relaciones comerc internacionales; Estados unidos de ame; Nitrogeno; Fertilizantes; Costos de produccion
语言
英语
类型
Summary
来源
World agriculture: situation and outlook report, Department of Agriculture, Washington, D.C. (EUA). Economic Research Service.- Washington, D.C. (EUA), 1990.- p. 9-14
2012-03-15
2025-02-27
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