1　果园清耕制及其缺点传统的栽培制度要求 ,每年初冬果树落叶后要深刨一次树盘 ,冬季不刨的 ,春季果树发芽前补刨一遍。整个树体生长季节 ,要多次锄树盘 ,以铲锄树下杂草 ,甚至把这些措施作为一种规范要求 ,作为果园管理好坏的主要标准。事实上 ,深刨树盘 ,把地表下 2 0 cm土 1 Orchard clearing system and its shortcomings Traditional cultivation system requires early winter trees after deciduous trees to a deep planing, unplanned winter, the spring fruit trees planted again before budding again. Throughout the growing season of the tree, we need to hoe the tree several times, shovel weeds under the hoe tree, and even take these measures as a standard requirement, as the main standard of orchard management. In fact, the deep planing tree plate, the surface of the earth under 2 0 cm