在对密植板栗园进行冬剪时,可根据原有树体骨架,选留方位好、生长势均衡的3～4个骨干枝。其余的骨干枝,若是产量很低甚至绝产的树,要全部从基部疏除;对尚有一定产量的树,可选留1～2个 Chestnut garden in close planting winter shears, according to the original tree skeleton, choose to stay in good orientation, growth potential balanced 3 to 4 backbone branches. The remaining branches, if the yield is low or even absolutely dead tree, to be all sparse from the base; still have a certain yield of the tree, choose to stay 1 or 2