图书信息

Journal of agricultural research.v.12:no.1-12 (1918)

• 卷册: v.12:no.1-12 (1918)
• 作者: United States. Dept. of Agriculture.; Association of Land-Grant Colleges.; Association of Land-Grant Colleges and Universities.; Association of American Agricultural Colleges and Experiment Stations.; Association of American Agricultural Colleges and Experiment Stations; United States. Department of Agriculture.
• 出版: Washington,U.S. Govt. Printing Office,1913-1949..
• 语言: ENG
• 分类:
• 来源: BHL   https://www.biodiversitylibrary.org/item/36263
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