AGRIS - 国际农业科技情报系统

Farm profits : figures from the same farms for a series of years : Washington County, Ohio, 25 farms, 1912-1918; Clinton County, Ind., 100 farms, 1910 and 1913-1918; Dane County, Wis., 60 farms, 1913-1917

1920

Dixon, H. M. (Harrison Morton),, 1888- | Hawthorne, H. W. (Harvey W.),, 1875-

AGROVOC关键词

书目信息
920 1920
出版者
U.S. Dept. of Agriculture,
语言
英语
注释
U.S. Department of Agriculture, National Agricultural Library no.920 (1920) - Content source: RQF
类型
Book; Monograph

2021-06-15
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