美国亚利桑那州大学棉花推广代理人 SteveHusman说 ,从一般的沟灌和漫灌转向土壤亚表层滴灌系统可增加盈利 ,棉农可以附加一个具有低能滴头的中枢喷水设备来减少蒸发 ,也可把棉田改变为堵死的水平小区以增加灌溉效率 ,必须根据地形、土壤类型、传递系统的水源、种植计划、管理 Steve Husman, a spokesman for cotton marketing at the University of Arizona in the United States, said profits from subsurface drip irrigation can be increased from furrow irrigation to diffuse irrigation. Farmers can add a central sprinkler with a low-energy dripper to reduce evaporation and change cotton fields to Clogged horizontal cells to increase irrigation efficiency must be based on topography, soil type, water transfer system, planting plan, management