?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=UJI+FITOKIMIA+DAN+UJI+EFEKTIVITAS+OVISIDA+EKSTRAK+RUMPUT%0D%0ALAUT+Sargassum+polycystum+TERHADAP+TELUR+Aedes+aegypti+VEKTOR%0D%0A%0D%0AINFEKSI+VIRUS+DENGUE+(IVD)&rft.creator=AYU%2C+RAHMAWATI&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=570+Biologi&rft.description=Pengendalian+nyamuk+Aedes+aegypti+stadium+telur+menggunakan+ovisida+dapat%0D%0Adilakukan+sebagai+alternatif+pengendalian+yang+lebih+optimal+karena+stadium+telur%0D%0Asangat+rentan+terhadap+insektisida.+Tanaman+dengan+metabolit+sekunder+yang+dapat%0D%0Amerusak+telur+nyamuk+dapat+digunakan+sebagai+kandidat+ovisida+telur+Aedes%0D%0Aaegypti.+Penelitian+ini+bertujuan+untuk+mengetahui+kandungan+senyawa+metabolit%0D%0Asekunder+Sargassum+polycystum+dengan+uji+fitokimia+dan+analisis+Fourier%0D%0ATransform+Infra+Red+(FTIR)%2C+mengetahui+konsentrasi+paling+efektif+ekstrak%0D%0Ametanol+Sargassum+sp.+sebagai+ovisida+telur+nyamuk+dan+mengetahui+nilai+Lethal%0D%0AConcentration+(LC50)+ekstrak+metanol+S.+polycystum+sebagai+ovisida+terhadap+telur%0D%0AAe.+aegypti.+Penelitian+ini+menggunakan+Rancangan+Acak+Lengkap+dengan%0D%0Akonsentrasi+0%2C5%25%2C+1%25%2C+1%2C5%25%2C+2%25%2C+kontrol+positif+(1%25+Azadiratchin)%2C+dan+kontrol%0D%0Anegatif+(air+sumur)+dengan+4+kali+pengulangan.+Pengamatan+terhadap+jumlah+telur%0D%0Ayang+tidak+menetas+dilakukan+selama+72+jam.+Data+berupa+jumlah+telur+yang+tidak%0D%0Amenetas+pada+tiap+konsentrasi+dianalisis+dengan+one-way+ANOVA+menggunakan%0D%0Aprogram+SPSS+26%2C+dan+uji+lanjut+menggunakan+Uji+Tukey+dengan+taraf+signifikansi%0D%0A95%25.+Untuk+menentukan+nilai+LC50+dilakukan+uji+probit.+Hasil+penelitian%0D%0Amenunjukkan+ekstrak+metanol+S.+polycystum+mengandung+senyawa+alkaloid%2C%0D%0Asteroid%2C+flavonoid%2C+saponin%2C+tanin%2C+dan+terpenoid+dengan+didukung+data+hasil+analisis%0D%0AFTIR+yang+menunjukkan+adanya+gugus+OH%2C+CH+Alifatik%2C+-CH3%2C+C%3DO+ester%2C+C%3DO%0D%0Akarboksilat%2C+C%3DC+aromatik%2C+C-O%2C+dan+C-N.+Semakin+tingi+konsentrasi+maka+semakin%0D%0Atinggi+jumlah+telur+Ae.+aegypti+yang+tidak+menetas+dengan+persentase+sebanyak%0D%0A90%25+(p+%3C0%2C05).+Ekstrak+metanol+S.+polycystum+sebagai+ovisida+terhadap+telur+Ae.%0D%0Aaegypti+memiliki+nilai+LC50+sebesar+0%2C63%25.%0D%0A%0D%0AKata+Kunci%3A+Ovisida%2C+Aedes+aegypti%2C+IVD%2C+rumput+laut+Sargassum+polycystum%0D%0A%0D%0AControl+of+egg-stage+Aedes+aegypti+mosquitoes+using+ovicides+can+be+done+as+a%0D%0Amore+optimal+control+alternative+because+the+egg+stage+is+very+susceptible+to%0D%0Ainsecticides.+Plants+with+secondary+metabolites+that+can+damage+mosquito+eggs+can%0D%0Abe+used+as+ovicide+candidates+for+Aedes+aegypti+eggs.+This+study+aims+to+determine%0D%0Athe+content+of+secondary+metabolite+compounds+of+Sargassum+polycystum+with%0D%0Aphytochemical+tests+and+Fourier+Transform+Infra+Red+(FTIR)+analysis%2C+determine%0D%0Athe+most+effective+concentration+and+determine+the+Lethal+Concentration+(LC50)%0D%0Avalue+of+S.+polycystum+methanol+extract+as+an+ovicide+against+Ae.+aegypti+eggs.+This%0D%0Astudy+used+a+completely+randomized+design+with+concentrations+of+0.5%25%2C+1%25%2C+1.5%25%2C%0D%0A2%25%2C+positive+control+(1%25+Azadirachtin)%2C+and+negative+control+with+4+repetitions.%0D%0AObservation+the+number+of+unhatched+eggs+was+carried+out+for+72+hours.+Data+in+the%0D%0A%0D%0Aform+of+the+number+of+unhatched+eggs+at+each+concentration+were+analyzed+by+one-%0D%0Away+ANOVA+using+the+SPSS+26+program%2C+and+further+tests+using+the+Tukey+Test%0D%0A%0D%0Awith+significance+level+of+95%25.+To+determine+the+LC50+value%2C+probit+analysis+was%0D%0Aconducted.+The+results+showed+that+the+methanol+extract+of+S.+polycystum+contained%0D%0Aalkaloid%2C+steroid%2C+flavonoid%2C+saponin%2C+tannin%2C+and+terpenoid+compounds+supported%0D%0Aby+data+from+FTIR+analysis+which+showed+the+presence+of+OH%2C+CH%2C+-CH3%2C+C%3DO%2C%0D%0AC%3DC%2C+and+C-N+groups.+The+higher+the+concentration%2C+the+higher+the+number+of+Ae.%0D%0Aaegypti+eggs+that+did+not+hatch+with+a+percentage+of+90%25+(p+%3C0.05).+S.+polycystum%0D%0Amethanol+extract+as+an+ovicide+against+Ae.+aegypti+eggs+has+an+LC50+value+of%0D%0A0.63%25.%0D%0A%0D%0AKata+Kunci%3A+Ovicide%2C+Aedes+aegypti%2C+Dengue+Virus+Infection%2C+Sargassum%0D%0Apolycystum+seaweed&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2024-07-09&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F86609%2F1%2FAbstrak%2520-%2520Ayu%2520Rahmawati.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F86609%2F2%2FFull_Ayu%2520Rahmawati_skripsi%2520Sargassum%2520polycystum%2520-%2520Ayu%2520Rahmawati.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F86609%2F3%2FTnpa%2520bab%25204_Ayu%2520Rahmawati_skripsi%2520Sargassum%2520polycystum_re_240809_080608%2520-%2520Ayu%2520Rahmawati.pdf&rft.identifier=++AYU%2C+RAHMAWATI++(2024)+UJI+FITOKIMIA+DAN+UJI+EFEKTIVITAS+OVISIDA+EKSTRAK+RUMPUT+LAUT+Sargassum+polycystum+TERHADAP+TELUR+Aedes+aegypti+VEKTOR+INFEKSI+VIRUS+DENGUE+(IVD).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F86609%2F