果园生草即在果园行间或树下种植一年生或多年生豆科或禾本科草本植物。第二次世界大战后,世界各国普遍推广了生草法。波兰的果园通常在定植后第三年开始种草;日本苹果产区果园基本上采用生草栽培法;意大利有80％的果园采用生草法;美国的果园普遍采用行间生草、株间和树冠下施用除草剂的管理方法。 我国传统的果园土壤管理制度主要是沿用大田作物的管理制度,多强调清耕除草,从而导致果园行间地面裸露。这样,不仅使土壤有机质及各种养分含量降低,坡地果园还形成不同程度的土壤侵蚀。80年代开始,我国也开始对果 Orchard grass that is planted in the orchard under the tree or annual perennial leguminous or grassy herbs. After World War II, universal grassroots law was widely promoted in all countries of the world. Poland’s orchards usually begin to plant grass in the third year after planting. The apple orchards in the apple-growing areas in Japan basically adopt the method of grass cultivation. In the 80% of the orchards in Italy adopt the lawn-planting method. In the United States, And canopy herbicide management methods. China’s traditional orchard soil management system is mainly used in field management of crops, more emphasis on clearing weeds, resulting in the orchard between the bare ground. In this way, not only the soil organic matter and various nutrient contents are reduced, but the orchard also forms different degrees of soil erosion. Since the 1980s, our country has also started to bear fruit