Determinants of tillage frequency among smallholder farmers in two semi-arid areas in Ethiopia

• 作者Melesse Temesgen; J. Rockstrom; H.H.G. Savenije; W.B. Hoogmoed; Dawit Alemu
• 卷第33卷
• 印刷ISSN1474-7065
• 文件大小437.05KB
• 发表时间2008
• DOI10.1016/j.pce.2007.04.012