【作者(必填)】Andre Croppenstedt1, Mulat Demeke2 andMeloria M. Meschi3

【文题(必填)】Technology Adoption in the Presence of Constraints: the Case of Fertilizer Demand in Ethiopia

【年份(必填)】2003

【全文链接或数据库名称(选填)】http://onlinelibrary.wiley.com/d ... 9361.00175/abstract