?url_ver=Z39.88-2004&rft_id=1817021078&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=UJI+TOKSISITAS+EKSTRAK+METANOL+DAUN+KITOLOD+%0D%0A(Hippobroma+longiflora+(L.)+G.Don)+TERHADAP+LAJU+MORTALITAS+HAMA+KUTU+PUTIH+TANAMAN+KAKAO+%0D%0A(Planococcus+minor+Maskell.%2C+Hemiptera%3A+Pseudococcidae)%0D%0A%0D%0A%0D%0A&rft.creator=AGUNG+ARDIAN+SYAH+%2C+1817021078&rft.subject=570+Biologi&rft.description=Hama+kutu+putih+kakao+(Planococcus+minor+Maskell.)+merupakan+salah+satu+penyebab+menurunnya+produksi+kakao+di+Indonesia+selama+tiga+tahun+berturut-turut%2C+dari+tahun+2018+sampai+tahun+2020.+Upaya+pengendalian+hama+kutu+putih+kakao+(P.+minor)+umumnya+dilakukan+dengan+insektisida+kimia+namun+insektisida+jenis+ini+dapat+meninggalkan+residu+yang+mencemari+lingkungan.+Pemanfaatan+insektisida+nabati+adalah+salah+satu+strategi+untuk+mengurangi+dampak+negatif+penggunaan+insektisida+kimia.+Senyawa+metabolit+sekunder+atau+senyawa+aktif+alkaloid%2C+flavonoid%2C+dan+saponin%2C+ditemukan+pada+tanaman+Kitolod+(Hippobroma+longiflora+(L.)+G.+Don)+berpotensi+sebagai+sumber+insektisida+nabati.+Tujuan+penelitian+ini+adalah+untuk+mengetahui+daya+toksisitas+senyawa+aktif+pada+ekstrak+metanol+daun+kitolod+(H.+longiflora)+terhadap+laju+mortalitas+kutu+putih+kakao+(P.+minor)+pada+tanaman+kakao+(T.+cacao)+berdasarkan+nilai+LC50+dan+LT50.+Penelitian+ini+merupakan+jenis+penelitian+eksperimen+fatorial+2+faktor+dengan+menggunakan+Rancangan+Acak+Kelompok+(RAK)%2C+dengan+6+perlakuan+konsentrasi+ekstrak+kitolod+yang+berbeda+yaitu%2C+1%25%2C+2%25%2C+3%25%2C+4%25+dan+kontrol+negatif+(akuades)+serta+kontrol+positif+(insektisida+kimia+metomil+25%25).+Masing+masing+perlakuan+diulang+5+kali+dengan+menggunakan+10+ekor+kutu+putih+setiap+ulangan.+Mortalitas+kutu+putih+diamati+pada+12%2C+24%2C+48+dan+72+jam+setelah+perlakuan.+Data+yang+diperoleh+dianalisis+menggunakan+probit+EXE+untuk+menentukan+nilai+LC50+dan+LT50%2C+Analisis+Ragam+(ANARA)+menggunakan+aplikasi+SPSS+25%2C+dan+uji+lanjut+dengan+Tukey+pada+%CE%B1+%3D+0.05+digunakan+untuk+menentukan+konsentrasi+ekstrak+yang+efektif+sebagai+insektisida+nabati.+Hasil+analisis+menunjukkan+bahwa+konsentrasi+ekstrak+daun+kitolod+berpengaruh+nyata+terhadap+mortalitas+kutu+putih.+Konsentrasi+ekstrak+daun+kitolod+3%25+merupakan+konsentrasi+yang+paling+efektif+sebagai+insektisida+nabati+kutu+putih+kakao.%0D%0A%0D%0AKata+kunci%3A+hama+kutu+putih+kakao%2C+insektisida%2C+kitolod%2C+toksisitas.%0D%0A+%0D%0A%0D%0ACacao+mealybug+(Planococcus+minor+Maskell.)+is+one+of+the+pest+that+causes+of+decline+cacao+production+in+Indonesia+2018+to+2020.+Efforts+to+control+the+cacao+mealybug+(P.+minor)+are+generally+carried+out+with+chemical+insecticides%2C+but+this+type+of+insecticide+can+leave+residues+that+pollute+the+environment.+The+use+of+botanical+insecticides+is+one+strategy+to+reduce+the+negative+impact+of+using+chemical+insecticides.+Secondary+metabolites+or+active+compounds+of+alkaloids%2C+flavonoids%2C+and+saponins%2C+found+in+the+Kitolod+plant+(Hippobroma+longiflora+(L.)+G.+Don)+have+the+potential+as+a+source+of+bionsecticides.+The+purpose+of+this+study+was+to+determine+the+toxicity+of+the+active+compound+in+the+methanol+extract+of+kitolod+leaves+(H.+longiflora)+on+the+mortality+of+the+cacao+mealybug+(P.+minor)+on+cacao+(T.+cacao)+based+on+the+LC50+and+LT50+value.+This+research+is+a+2-factor+factorial+experimental+research+using+a+Randomized+Block+Design%2C+with+6+treatments+with+different+concentrations+of+kitolod+extract%2C+namely%2C+1%25%2C+2%25%2C+3%25%2C+4%25+and+negative+control+(aquades)+and+positive+control+(insecticide+methomyl+25%25).+Each+treatment+was+repeated+5+times+using+10+mealybugs+in+each+replication.+The+mortality+of+mealybugs+was+observed+at+12%2C+24%2C+48+and+72+hours+after+treatment.+The+data+obtained+were+analyzed+using+probit+EXE+to+determine+LC50+and+LT50+values%2C+Analysis+of+Variety+(ANOVA)+using+SPSS+25+application%2C+and+further+test+with+Tukey+at+%3D+0.05+was+used+to+determine+the+concentration+of+extracts+that+were+effective+as+bioinsecticides.+The+results+of+the+analysis+showed+that+the+concentration+of+kitolod+leaf+extract+significantly+affected+the+mortality+of+mealybugs.+The+concentration+of+3%25+kitolod+leaf+extract+is+the+most+effective+concentration+as+a+bioinsecticide+for+the+cacao+mealybug.+%0D%0A%0D%0AKeywords%3A+cacao+mealybug%2C+bioinsecticide%2C+kitolod%2C+toxicity.%0D%0A+%0D%0A&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2022-04-12&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60349%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60349%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60349%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++AGUNG+ARDIAN+SYAH+%2C+1817021078++(2022)+UJI+TOKSISITAS+EKSTRAK+METANOL+DAUN+KITOLOD+(Hippobroma+longiflora+(L.)+G.Don)+TERHADAP+LAJU+MORTALITAS+HAMA+KUTU+PUTIH+TANAMAN+KAKAO+(Planococcus+minor+Maskell.%2C+Hemiptera%3A+Pseudococcidae).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F60349%2F