青海农林科技
青海農林科技
청해농림과기
SCIENCE AND TECHNOLOGY OF QINGHAI AGRICULTURE AND FORESTRY
2012年
3期
80-81
,共2页
丹巴腮扁叶蜂%危害特征%危害规律%防治方法
丹巴腮扁葉蜂%危害特徵%危害規律%防治方法
단파시편협봉%위해특정%위해규률%방치방법
Cephalica danbaica%Hazard characterization%Harm law%Control methods
丹巴腮扁叶蜂在青海危害云杉,两年一代。成虫和卵发生于6月中旬至7月上旬;幼虫危害7月达到盛期,老熟虫下树入土并土栖21个月。防治可用人工挖掘和烟剂防治、引用天敌;重害林则用新型化学药剂按叶蜂生物学特征抓住关键时期,及时进行防治。
丹巴腮扁葉蜂在青海危害雲杉,兩年一代。成蟲和卵髮生于6月中旬至7月上旬;幼蟲危害7月達到盛期,老熟蟲下樹入土併土棲21箇月。防治可用人工挖掘和煙劑防治、引用天敵;重害林則用新型化學藥劑按葉蜂生物學特徵抓住關鍵時期,及時進行防治。
단파시편협봉재청해위해운삼,량년일대。성충화란발생우6월중순지7월상순;유충위해7월체도성기,노숙충하수입토병토서21개월。방치가용인공알굴화연제방치、인용천활;중해림칙용신형화학약제안협봉생물학특정조주관건시기,급시진행방치。
Cephalica danbaica harm Qinghai spruce, two -year generation. Adults and eggs occurs in mid -June to early July; larvae hazards to reach peak in July, the tree buried under the mature insects and soil habitats 21months. Prevention and treatment available dug and smoke suppressant prevention and control, and reference to natural enemies ; heavy damage forest to seize the critical period of the biological characteristics of new chemicals to prevent and treat in time.
