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1992年 7月 2 6日至 8月 2 5日 ,我们在云南省石屏县坝心、冒合林区应用文山松毛虫质型多角体病毒 (Dpw CPV)防治文山松毛虫 (Dendrolimuspunctatuswenshanensis) 2 97hm2。当代防治效果 84.3% ,后未进行过防治。 1994年 2月 18日到该林区采 3～ 4龄幼虫带回室内作单抗 ELISA检
From July 26 to August 25, 1992, we used Dendrolimus punctatus wenshanensis 2 97 hm 2 (Dpw CPV) . The effect of contemporary prevention and cure was 84.3%, but no prevention and treatment was carried out afterwards. February 18, 1994 to the forest 3 ~ 4 instar larvae back to the room for ELISA ELISA