山地果园常因缺水表现出新梢年生长量小,树势衰弱,果个小,产量低等问题。山地果园采取覆沙法栽培,可以促进果树健壮生长,有利于提早结果,提早丰产和实现稳产。覆沙法措施目前正在甘肃省中部的静宁县、秦安县等地推广应用。据1988—1989年在葡萄园的试 Mountain orchards are often due to lack of water to show a small shoot growth rate, tree weak, fruit a small, low yield and other issues. Mountain orchard to take sand cultivation, can promote the robust growth of fruit trees, is conducive to early results, early yield and achieve stable production. Sand cover measures are currently being applied in Jingning County, Qin’an County, Gansu Province and other places. According to the 1988-1989 test at the vineyard