?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=UJI+EFEK+LARVASIDA+EKSTRAK+ETANOL+KULIT+BATANG+BAKAU%0D%0A(RHIZOPHORA+APICULATA)+TERHADAP+LARVA+NYAMUK+AEDES%0D%0A%0D%0AAEGYPTI+INSTAR+III&rft.creator=ELMAROSSA+DINDA+SEPHIA%2C+1758011034&rft.subject=610+Ilmu+kedokteran%2C+ilmu+pengobatan+dan+ilmu+kesehatan&rft.description=Background+%3A+Dengue+hemorrhagic+fever+is+one+of+the+health+problems+in%0D%0AIndonesia.+One+of+the+vector+control+methods+is+larvicides.+Compounds+contained%0D%0Ain+plants+are+widely+developed+as+environmentally+friendly+larvicides+or+biological%0D%0Alarvicides.+This+study+aimed+to+determine+the+larvicidal+effect+and+LC50+and+LT50%0D%0Aof+the+ethanol+extract+of+mangrove+bark+(Rhizophora+apiculata).%0D%0AMethods+%3A+This+study+used+an+experimental+research+design+using+a+completely%0D%0Arandomized+design+(CRD)%2C+using+600+larvae+which+were+divided+into+6+treatment+groups%0D%0Afor+6+days.+Group+K-+was+only+given+200+ml+of+distilled+water.+The+0.025%25+group+was%0D%0Agiven+0.05+ml+of+ethanol+extract+of+mangrove+bark.+The+0.050%25+group+was+given+0.10+ml%0D%0Aof+ethanol+extract+of+mangrove+bark.+The+0.075%25+group+was+given+ethanol+extract+of+0.15%0D%0Aml+of+mangrove+bark.+Group+0.1%25+was+given+ethanol+extract+of+mangrove+bark+0.20+ml.%0D%0AGroup+0.125%25+was+given+ethanol+extract+of+mangrove+bark+0.25+ml%2C+then+repeated+4%0D%0Atimes.%0D%0AResults+%3A+Value+LC50+%25+minute+to+20%3B+18.144%25%2C+40th+minute%3B+6.975%25%2C+60th%0D%0Aminute%3B+5.861%25%2C+120th+minute%3B+4.341%25%2C+240th+minute%3B+3.211%25%2C+minute+to%0D%0A480%3B1.998%25%2C+minute+to+1440%3B0.758%25.+The+LT50+value+of+the+mangrove+bark%0D%0Aextract+(Rhizophora+apiculata)+was+54%25+at+a+concentration+of+0.025%25+at+the+1440%0D%0Aminute+and+90%25+at+a+concentration+of+0.125%25+at+the+120-minute+time.+The+LC50%0D%0Avalue+is+0.758%25+and+the+time+needed+to+reach+LT50+is+1440+minutes.%0D%0AConclusions+%3A+There+is+a+larvicidal+effect+of+the+ethanolic+extract+of+mangrove%0D%0Abark+(Rhizopora+apiculata)+on+the+third+instar+Aedes+aegypti+larvae.%0D%0AKeywords+%3A+Aedes+aegypti%2C+Bark+of+mangrove+(Rhizophora+apiculata)%2C+Dengue%0D%0Ahemorrhagic+fever%2C+Larvicides%0D%0ALatar+Belakang+%3A+Demam+berdarah+dengue+merupakan+salah+satu+masalah%0D%0Akesehatan+di+Indonesia.+Cara+pengendalian+vektor+salah+satunya+dengan+larvasida.%0D%0ASenyawa+yang+terdapat+dalam+tanaman+banyak+dikembangkan+sebagai+larvasida%0D%0Aramah+lingkungan+atau+larvasida+biologi.+Penelitian+ini+bertujuan+mengetahui+efek%0D%0Alarvasida+serta+LC50+dan+LT50+dari+ekstrak+etanol+kulit+batang+bakau+(Rhizophora%0D%0Aapiculata).%0D%0AMetode+%3A+Penelitian+ini+menggunakan+design+penelitian+eksperimental+dengan%0D%0Amenggunakan+rancangan+acak+lengkap+(RAL)+%2C+menggunakan+600+ekor+larva+yang%0D%0Adibagi+menjadi+6+kelompok+perlakuan+selama+6+hari.+Kelompok+K-+hanya+diberi%0D%0Aaquades+200+ml.+Kelompok+0%2C025%25+diberi+ekstrak+etanol+kulit+batang+bakau+0%2C05%0D%0Aml.+Kelompok+0%2C050%25+diberi+ekstrak+etanol+kulit+batang+bakau+0%2C10+ml.%0D%0AKelompok+0%2C075%25+diberi+ekstrak+etanol+kulit+batang+bakau+0%2C15+ml.+Kelompok%0D%0A0%2C1+%25+diberi+ekstrak+etanol+kulit+batang+bakau+0%2C20+ml.Kelompok+0%2C125%25+diberi%0D%0Aekstrak+etanol+kulit+batang+bakau+0%2C25+ml%2C+lalu+dilakukan+pengulangan+4+kali.%0D%0AHasil+%3A+Nilai+LC50+%25+menit+ke+20%3B+18%2C144%25%2C+menit+ke+40%3B+6%2C975%25%2C+menit+ke+60%3B%0D%0A5%2C861%25%2C+menit+ke+120%3B+4%2C341%25%2C+menit+ke+240%3B+3%2C211%25%2C+menit+ke+480%3B1%2C998%25%2C%0D%0Amenit+ke+1440%3B0%2C758%25.+Nilai+LT50+ekstrak+kulit+batang+bakau+(+Rhizophora%0D%0Aapiculata)+adalah+sebesar+54%25+dalam+konsentrasi+0%2C025%25+pada+waktu+ke-1440%0D%0Amenit+dan+sebesar+90%25+dalam+konsentrasi+0%2C125%25+pada+waktu+ke-120+menit.%0D%0ANilai+LC50+adalah+0%2C758+%25+dan+waktu+yang+dibutuhkan+untuk+mencapai+LT50%0D%0Aadalah+1440+menit+.%0D%0AKesimpulan+%3A+Terdapat+efek+larvasida+dari+ekstrak+etanol+kulit+batang+bakau%0D%0A(Rhizophora+apiculata)+terhadap+larva+Aedes+aegypti+instar+III.%0D%0AKata+Kunci+%3A+Aedes+aegypti%2Cdemam+berdarah+Dengue%2C+Kulit+Batang+bakau%0D%0A(Rhizophora+apiculata)%2C+Larvasida.&rft.publisher=FAKULTAS+KEDOKTERAN&rft.date=2021&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62306%2F1%2F1.%2520ABSTRAK%2520-%2520Geo%2520Digital%2520%252810%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62306%2F2%2F2.%2520SKRIPSI%2520FULL%2520-%2520Geo%2520Digital%2520%252810%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62306%2F3%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN%2520-%2520Geo%2520Digital%2520%25289%2529.pdf&rft.identifier=++ELMAROSSA+DINDA+SEPHIA%2C+1758011034++(2021)+UJI+EFEK+LARVASIDA+EKSTRAK+ETANOL+KULIT+BATANG+BAKAU+(RHIZOPHORA+APICULATA)+TERHADAP+LARVA+NYAMUK+AEDES+AEGYPTI+INSTAR+III.++FAKULTAS+KEDOKTERAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.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