茶园使用机采由于工效高成本低，已在我省莱区普遍推广，但经过几年机系的茶园，普遍存在一些问题。一、鸡爪技枯死。由于机来是老嫩技梢同时采下，幼嫩细小的枝消得不到完全发育，经过3—2年的时间使局部枯死。二、叶绿层变薄。长期的机系造成芽头密度大，芽叶变小，采摘面比 Because of high efficiency and low cost, tea plantations have been widely used in Laizhou district of our province. However, after several years of operation, the tea plantations generally have some problems. First, the chicken feet dead. As the machine is old and tender shoot at the same time picking, young and delicate branches can not be fully developed, after 3-2 years to make the local dead. Second, leaf green layer thinning. Long-term machine caused bud density, leaves smaller, picking surface ratio