搜索结果: 1-1 共查到“经济学 cultivars”相关记录1条 . 查询时间(0.468 秒)
Transgenic Cotton Cultivars: An Economic Comparison in Arkansas
Transgenic Cotton Cultivars Economic Comparison Arkansas
2008/12/9
The development of transgenic cotton cultivars gives cotton producers more options for controlling pests. The value of these cultivars to producers depends not only on the cost-savings that they may c...