图书信息

Experiment station record. 40, 1919

• 卷册: 40, 1919
• 作者: United States. Office of Experiment Stations.; United States. Dept. of Agriculture. States Relations Service.
• 出版: Washington :G.P.O.,1889-1946.
• 语言: ENG
• 分类:
• 来源: BHL   https://www.biodiversitylibrary.org/item/30444
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