搜索结果: 1-1 共查到“经济学 Sprinkler Irrigation”相关记录1条 . 查询时间(0.109 秒)
Cotton Yield Response and Economic Implications to In-Row Subsoil Tillage and Sprinkler Irrigation
Cotton Yield Economic Implications In-Row Subsoil Tillage Sprinkler Irrigation
2008/12/15
Deep tillage at a 45° angle has been a recommended practice since the mid-1970s on most Mississippi Delta cotton soils. This practice disrupts hard pans and allows deeper wetting of the soil profile w...