1种新型苏云金杆菌以色列亚种沉降型颗粒剂的制备及其对红裸须摇蚊的防治研究

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ThePreprationofSeimentation Granules withBacills turingrensisvar.sraelesisandControlEectonPropsiloceusakamusi LI Jie，ZHANG Miao，TIAN Juan-juan et al（Administrative Office of the Summer Palace，Beijing 100091）

AbstractIntecentyears，tesancecausedyuptialflightofronoidaebcameorefrquentlyioomidlaeow “redworm”werethesedimentorganism.Theexperiencesofaquaticinsectscontrolfrom WHOandothercoutriesshowedthatthewater sourcetreatmntoft’sdiggoudsetialndaltratyopestidesepattci lusturingresisarralesis（tiadenprentatitasefultotroloidlautiifulatiosid slowlynsedimentordisoledanddispersedduringsdimentation.Inthisstud，zolitepowderwasusedasvehicleandweusewetcoating methodtoprepareBtisimentationgaulesichdhighdensiandasysdimentation.ThecontrolectofthsegralesoProsilo cerusakamusieredeteedbylaboratoyotroiulatedfielddfieldtsts.esusofboratoryotroltestsoedatbote （20 and the granules could play a good role in controlling the larvae of Propsilocerus akamusi，but the mortality rate of7O00IU/gdbenabandodbauseitstecesivetoetthequirementsofretaigteologicalfunctiofod larvae.Added the sedimentation granules with 1 20O ITU/mg into 2.4L distilled water，the corrected mortality rate reached 85.89% for the granules with 10% concentration and 0.6g amounts，and 86.90% for granules with 20% concentration and 0.3g amounts. The results of simulatedfieldtestsowdhatasofntdfeinotrateftotfulsidegootd ecological benefit，the granules of 10% were selected for field test. Compared with the control area，after two times of dose，the control rate of these granules on the larvae of Propsilocerus akamusi was 75. 53% ，and the control effect during the same period was 80.63% Ithasbnprovedtattesetisdimentatiogranulesprepaedinissudyanecivelyduetepopulatioensityofidla vaes，and provide a method forthe prevention and controlof chironomid nuptialflight inurban wetlands and parks.

Keywordsciusturingresissraelesis（ti）；dimentatiograles；ropsiloceuamsi；Zliteowde；loicalto

摇蚊是摇蚊科（Chironomidae）昆虫的统称，隶属于双翅目（Diptera）长角亚目（Nematocera），现行分类系统将其分为11个亚科。（剩余8078字）