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1)生草类型。①自然草,自生自灭的、容易腐烂的、和果树没有共性病虫害的,以一年生为主的天然草;②人工草,有目的、有选择性地给果园内种植的草。 2)生草规格。根据试验,幼龄果园适宜行间生草和株间清耕相结合的生草法;成龄果园适宜全园生草。为解决果、草争夺水肥气的矛盾,一般旱地果园,树盘下都不种草、留草。同时,行间生草带应距树盘30cm左右。 3)选择草种。一般以豆科作物为主,有黑豆、黄豆、绿豆、豌豆、蚕豆、毛苕子、白三叶、红三叶、紫花苜蓿、百
1) Grass type. ① natural grass, autotrophic, perishable, and fruit trees do not have common pests and diseases, mainly to annual grass; ② artificial grass, purposeful, selective to the grass planted in the orchard. 2) raw grass specifications. According to the experiment, young orchards are suitable for intercroping with grass and inter-plantation tillage; the mature orchard is suitable for planting whole grass. To solve the fruit, grass fight water and fertilizer conflicts, the general dry land orchard, not under the tree planted grass, leaving grass. At the same time, between the grass should be about 30cm from the tree plate. 3) Choose grass species. Generally leguminous crops are mainly black beans, soybeans, mung beans, peas, beans, hairy seeds, white clover, red clover, alfalfa, 100