地梗栽桑,就是利用梯田地梗的边缘栽植桑树,通过科学管理,养成合理的树形,达到桑叶优质高产的目的。我省沁水,阳城等地的群众都习惯于采用这种栽培形式,认为它不需要专占耕地面积,还可以保持水土,调节气候,增加农民收入,提高经济效益。一、确定株距桑树栽植距离,必须与当地耕作制度和树形相结合。株距太密,树冠扩展面不大,通风透光不良。栽植较稀,土地利用的不经 Terrestrial stem mulberry, is the use of terraces to the edge of terraced mulberry trees, through scientific management, to develop a reasonable tree, mulberry leaves to achieve the purpose of high quality and high yield. People in Qinshui, Yangcheng and other places in our province are accustomed to adopting this form of cultivation, believing that it does not need to occupy arable land, maintain the soil and water content, regulate the climate, increase peasants’ income and increase economic benefits. First, to determine the plant distance from mulberry planting, must be combined with the local farming system and the tree. Plant spacing is too dense, canopy expansion is not large, poor ventilation and light. Rarely planted, land use without