信德胶虫害生蜂红眼小蜂防治试验研究
CONTROL OF TETRASTICHUS PURPUREUS CAMERON THE PARASITE OF THE SIND LAC INSECT
-
摘要: 红眼小蜂是紫胶虫的一种主要寄生性害虫。经室内及田间试验,选用1:2000倍敌百虫溶液在紫胶虫二龄中期防治红眼小蜂,效果良好,并对紫胶虫无明显药害。Abstract: Tetrastichus purpureus is one of the main parasites of lac insects.Through laboratory and field tests,1:2000 trichlorfon solution which was ahnost harmless to lac insects was adopted to control T.purpureus.If the solution was administered to the mid-2nd-instar T.purpureus,much more effective result could be obtained.