1997～ 1 999年对板栗贮藏期病害调查结果表明 ,浙江省板栗贮藏期病害发生严重 ,病害率高达 44 0 0 %～82 6 1 % ;病害症状复杂 (有 7种 ) ,前期以褐变、黑腐为主 ,后期以干腐为主 ;病原物有壳二孢属、刺盘孢属等 1 1种。不同板栗品种之间的病害率有较大差异。板栗进入贮藏期后 30d ,病害率迅速上升 ,1个月后魁栗品种病害率仍然上升 ,而青毛软刺、毛板红、油光栗上升缓慢 The investigation on the diseases of chestnut during the storage period from 1997 to 1999 showed that during the storage period, the diseases of chestnut in Zhejiang Province were serious with the disease rates as high as 44 0% ~ 82 6 1%. The disease symptoms were complex (7 kinds) Black rot, dominated by dry rot at the later stage; pathogen ascospores, such as Spirulina 1 1 species. Different varieties of chestnut disease rates are quite different. The disease rate rose rapidly 30 days after the chestnut entered the storage period, and the disease rate of Que Li varieties still increased after 1 month, while the growth rate of green hairy prickles,