检索到 3 条 丛书名=Research bulletin ; 的结果
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西文图书1.Cost, distribution and utilization of farm machinery in Iowa / S22/HEO
馆藏复本：1
可借复本：1 by Earl O.Heady, John A.Hopkins and Eugene G.McKibben.
Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts, 1943.
(0) 馆藏 -
西文图书2.Farm and village production systems in the semi-arid tropics of West Africa : an interpretive review F343.19/ICR
馆藏复本：1
可借复本：1 DavidW. Norman, Mark D. Newman, Ismael Ouedraogo.
International Crops Research Institute for the Semi-arid Tropics, [1981]
(0) 馆藏 -
西文图书3.Statistical investigation of a sample survey for obtaining farm facts / F302.5/JRJ
馆藏复本：1
可借复本：1 by Raymond J. Jessen.
Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts, 1942.
(0) 馆藏
