1．适时采收。在苞刺由绿变黄褐色，有30％～40％的总苞开裂，部分栗果落下时采收。选择通风明凉处，将总苞堆放7～10天，使桑果，自然脱落。选择饱满、无碰伤、无病虫的板栗贮藏。2．贮前灭虫。主要害虫是栗实象鼻虫。灭虫方法：（）在封闭室内，每立方米空间用甲烷60克，熏蒸 1. Harvest time. Prickly thorn from green to yellowish brown, 30% to 40% of the involucre cracking, part of the fall when the harvest of chestnut fruit. Select the bright and cool place, the total buds stacked 7 to 10 days, the mulberry fruit, naturally shedding. Choose full, no bumps, no worms chestnut storage. 2. Pest control before storage. The main pests are chestnut weevil. Pest control method: () In a closed room, with 60 grams of methane per cubic meter space, fumigation