?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.badankebijakan.kemkes.go.id%2Frepositori%2Fid%2Feprint%2F1223%2F&rft.title=The+Efficacy+of+the+Liquid+Formulation+and+its+Residual+Toxicity+of+the+Local+Strain+of+Bacillus+thuringiensis+H-14+and+Vectobac+12+AS+(Bt+H-14)+Againts+Larvae+of+Anopheles+Maculatus+(A+Laboratory+Study)&rft.creator=Ch.+P.%2C+Blondine&rft.subject=QW+1-300+Microbiology&rft.description=An+investigation+was+conducted+to+detect+the+efficacy+of+liquid+formulation+of+Bacillus+thuringiensis+H-14+local+strain+and+vectobac+12+AS+(Bt+H-14)+against+Anopheles+maculatus+and+its+residual+toxicity+in+the+Vector+Control+Research+and+Reservoir+Unit%2C+Salatiga.+++++++The+efficacy+test+was+conducted+according+to+WHO+(1989)+procedure+and+residual+toxicity+test+according+to+the+method+proposed+by+Salamun+et+al+(1994)+carried+out+in+plastic+containers.+++++++The+result+were+as+followed+(1).+The+efficacies+of+B.thuringiensis+H-14+local+strain+against+An.maculatus+larvae+obtained+were+50%25+and+90%25+at+a+dose+of+10%2C22+ppm+(LC50)+and+27%2C11+ppm+(LC90)+after+exposure+for+24+hours+respectively+and+also+at+a+dose+of+7%2C74+ppm+(LC50)+and+17%2C06+ppm+(LC90)+after+exposure+for+48+hours+respectively+(2).+Vectobac+12+AS+(Bt+H-14)+required+a+dose+of+0%2C12+ppm+(LC50)+and+0%2C43+ppm+(LC90)+for+controlling+An.maculatus+larvae+after+exposure+for+24+hours+at+a+dose+of+0%2C09+ppm+(LC50)+and+0%2C31+ppm+(LC90)+after+exposure+for+48+hours+respectively+(3).+Residual+toxicity+of+B.thuringiensis+H-14+local+strain+and+vectobac+12+AS+(Bt-H14)+against+the+third+instar+larvae+of+An.maculatus+was+recorded+indicating+that+more+than+50%25+of+larval+mortality+at+a+dose+of+27%2C11+ppm+and+0%2C43+ppm+respectively+could+be+observed+in+plastic+containers+on+day+13.&rft.publisher=Pusat+Penelitian+dan+Pengembangan+Ekologi+Kesehatan&rft.date=2002&rft.type=Monograph&rft.type=NonPeerReviewed&rft.identifier=++Ch.+P.%2C+Blondine++(2002)+The+Efficacy+of+the+Liquid+Formulation+and+its+Residual+Toxicity+of+the+Local+Strain+of+Bacillus+thuringiensis+H-14+and+Vectobac+12+AS+(Bt+H-14)+Againts+Larvae+of+Anopheles+Maculatus+(A+Laboratory+Study).++Project+Report.+Pusat+Penelitian+dan+Pengembangan+Ekologi+Kesehatan.+++++