The research results of film hole irrigation in Weibei dry plateau are introduced through the property of water movement, area of infiltrating hole, length of film,growth and yeild ,water utilization.
英
美
- 着重从水流运动特性、渗水孔面积、膜畦长度、生长和产量状况、水分利用等方面介绍了膜上灌技术在渭北旱塬研究的初步结论。