搜索结果: 1-1 共查到“应用经济学 Important Innovations”相关记录1条 . 查询时间(0.039 秒)
An Assessment by U.S. Cotton Growers and Other Cotton Experts of Important Innovations in Cotton Production in the Last Decade (1996-2006)
Assessment U.S. Cotton Growers Cotton Experts Important Innovations Cotton Production
2008/12/15
Beginning with invention of the cotton gin by Eli Whitney in 1793, cotton production in the United States has experienced many milestone advances over the last 200 years. Some of those were mechanized...