?url_ver=Z39.88-2004&rft_id=2017021080&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+EKSTRAK+METANOL+DAUN+SINGKONG+(Manihot%0D%0Aesculenta+Crantz)+TERHADAP+MORTALITAS+KUTU+KEBUL+(Bemisia%0D%0Atabaci+(Gennadius%2C+1889))+PADA+TANAMAN+CABAI+(Capsicum+annuum+L.)&rft.creator=O+Ruming%2C+Pury&rft.subject=000+Ilmu+komputer%2C+informasi+dan+pekerjaan+umum&rft.subject=001+Ilmu+pengetahuan&rft.description=Cabai+merupakan+tanaman+komoditas+yang+banyak+digemari+masyarakat.+Namun%2C%0D%0Aproduktivitas+cabai+dalam+negeri+seringkali+mengalami+penurunan+yang+disebabkan%0D%0Aoleh+hama.+Bemisia+tabaci+(Gennadius%2C+1889)+merupakan+hama+yang+dapat%0D%0Amempengaruhi+hasil+produksi+cabai.+Tanaman+singkong+menjadi+salah+satu%0D%0Aalternatif+dalam+pembuatan+insektisida+nabati+dalam+mengatasi+hama+kutu+kebul.%0D%0ATujuan+penelitian+adalah+untuk+mengetahui+kandungan+senyawa+fitokimia%2C+dan%0D%0Aefektivitas+ekstrak+metanol+daun+singkong+serta+mengetahui+konsentrasi+ekstrak%0D%0Ametanol+daun+singkong+dan+waktu+pengamatan+yang+paling+baik+terhadap+mortalitas%0D%0Akutu+kebul+pada+tanaman+cabai.+Penelitian+ini+merupakan+penelitian+eksperimen%0D%0Afaktorial+dengan+menggunakan+Rancangan+Acak+Lengkap+(RAL).+Faktor+pertama%0D%0Akonsentrasi+ekstrak+metanol+daun+singkong+(10%25%2C+20%25%2C+30%25%2C+dan+40%25)%2C+kontrol%0D%0Anegatif+(aquades)%2C+kontrol+positif+(insektisida+kimia+bahan+aktif+metomil+40%25).%0D%0AFaktor+kedua+adalah+waktu+pengamatan+yang+terdiri+atas+0%2C5+jam%2C+1+jam%2C+2+jam+dan%0D%0A24+jam+setelah+perlakuan.+Data+mortalitas+yang+telah+diperoleh+dianalisis%0D%0Amenggunakan+probit+untuk+menentukan+nilai+LC50.+Analisis+ragam+(ANARA)%0D%0Amenggunakan+aplikasi+SPSS+dan+dilanjutkan+uji+Tukey.+Hasil+uji+fitokimia%0D%0Amenujukkan+bahwa+ekstrak+daun+singkong+mengandung+senyawa+flavonoid%2C%0D%0Asaponin%2C+tanin+dan+asam+sianida+(HCN)+yang+dapat+bersifat+toksik.+Hasil+analisa%0D%0Aprobit+didapatkan+nilai+LC50+dengan+konsentrasi+32%2C61%25.+Hasil+uji+tukey%0D%0Amenunjukkan+ekstrak+metanol+daun+singkong+yang+paling+berpengaruh+terhadap%0D%0Amortalitas+hama+kutu+kebul+pada+konsentrasi+40%25+dengan+waktu+perlakuan+24+jam.%0D%0AKata+Kunci%3A+daun+singkong%2C+insektisida+nabati%2C+kutu+kebul%2C+mortalitas.%0D%0A%0D%0AChili+peppers+are+a+widely+favored+agricultural+commodity.+However%2C+domestic%0D%0Achili+productivity+often+experiences+declines+caused+by+pest+infestations.+Bemisia%0D%0Atabaci+(Gennadius%2C+1889)+is+one+of+the+pests+that+can+significantly+impact+chili%0D%0Aproduction.+Cassava+plants+serve+as+an+alternative+for+producing+botanical%0D%0Ainsecticides+to+combat+whitefly+pests.+The+objective+of+this+study+was+to+analyze+the%0D%0Aphytochemical+compounds%2C+evaluate+the+effectiveness+of+cassava+leaf+methanol%0D%0Aextract%2C+and+determine+the+optimal+concentration+and+observation+time+of+cassava%0D%0Aleaf+methanol+extract+for+whitefly+mortality+on+chili+plants.+This+research+was%0D%0Aconducted+as+a+factorial+experimental+study+using+a+Completely+Randomized%0D%0ADesign+(CRD).+The+first+factor+included+cassava+leaf+methanol+extract%0D%0Aconcentrations+(10%25%2C+20%25%2C+30%25%2C+and+40%25)%2C+negative+control+(distilled+water)%2C+and%0D%0Apositive+control+(chemical+insecticide+containing+40%25+methomyl+as+the+active%0D%0Aingredient).+The+second+factor+consisted+of+observation+times%3A+0.5+hours%2C+1+hour%2C+2%0D%0Ahours%2C+and+24+hours+post-treatment.+Mortality+data+were+analyzed+using+probit%0D%0Aanalysis+to+determine+the+LC50+value.+Variance+analysis+(ANOVA)+was+performed%0D%0Ausing+SPSS%2C+followed+by+Tukey's+test.+Phytochemical+tests+indicated+that+cassava%0D%0Aleaf+extract+contains+flavonoids%2C+saponins%2C+tannins%2C+and+hydrogen+cyanide+(HCN)%2C%0D%0Awhich+exhibit+toxic+properties.+Probit+analysis+results+revealed+an+LC50+value+at+a%0D%0Aconcentration+of+32.61%25.+Tukey's+test+results+showed+that+the+most+significant+effect%0D%0Aon+whitefly+mortality+was+observed+with+a+40%25+concentration+of+cassava+leaf%0D%0Amethanol+extract+at+a+24-hour+observation+period.%0D%0AKeywords%3A+cassava+leaves%2C+botanical+insecticide%2C+whitefly%2C+mortality.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2024-12-11&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81407%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81407%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81407%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++O+Ruming%2C+Pury++(2024)+PENGARUH+EKSTRAK+METANOL+DAUN+SINGKONG+(Manihot+esculenta+Crantz)+TERHADAP+MORTALITAS+KUTU+KEBUL+(Bemisia+tabaci+(Gennadius%2C+1889))+PADA+TANAMAN+CABAI+(Capsicum+annuum+L.).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.++++(Submitted)++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F81407%2F