恩施山区板栗疫病的发病规律及其药剂防治

Study on the Occurring Regularity and Prevent for the Cryptonectria paracitica Chestnut in Enshi Mountainous Region

在对病害发病规律进行初步观察的基础上 ,选用 1 0 %碱水等 7种药剂 ,采用刮除病斑涂药的防治方法 ,对板栗疫病进行了防治试验 ,其结果表明 :1 0 %的碱水和 1°～ 3°Be石硫合剂的防治效果显著 ,方法简单 ,成本低廉。

This paper report about the Cryptonectria paracitica Chestnut occurring regularity and then using the way such as 10% alkali water and 0 2%HgCl etc,the results reveal that is the best way for the Cryptonectria paracitica Chestnut using 10% alkali water 1°～3°Be lime sulfur to prevent