?url_ver=Z39.88-2004&rft_id=2017021026&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENINGKATAN+VIABILITAS+POLEN+TANAMAN+CABAI%0D%0AMERAH+BESAR+(Capsicum+annuum+L.)+MENGGUNAKAN+EKSTRAK%0D%0ATANAMAN+TAPAK+DARA+(Catharanthus+roseus+(L.)+G.+Don.)&rft.creator=SOLIHAH+%2C+SOLIHAH+&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=570+Biologi&rft.description=Cabai+merah+besar+(Capsicum+annuum+L.)+merupakan+salah+satu+tanaman%0D%0Ahortikultura+dengan+nilai+ekonomis+tinggi%2C+namun+produktivitasnya+masih+rendah.%0D%0ASalah+satu+kendalanya+disebabkan+oleh+kurangnya+kualitas+benih.+Upaya%0D%0Apeningkatan+produksi+cabai+merah+besar+dapat+dilakukan+dengan+cara%0D%0Amenciptakan+tanaman+varietas+unggul+poliploid+dengan+teknik+pemuliaan%0D%0Atanaman.+Ekstrak+tanaman+tapak+dara+mengandung+senyawa+alkaloid+berupa%0D%0Avincristine+dan+vinblastine+yang+bersifat+antimitosis+yang+dapat+meningkatkan%0D%0Aproduktivitas.+Tujuan+penelitian+ini+adalah+untuk+mengetahui+pengaruh+jenis+organ%0D%0A(daun%2C+batang%2C+bunga)+dan+konsentrasi+tanaman+tapak+dara+yang+optimum+untuk%0D%0Ameningkatkan+viabilitas+polen+tanaman+cabai+merah+besar.+Rancangan+yang%0D%0Adigunakan+pada+penelitian+adalah+Rancangan+Acak+Kelompok+(RAK)+faktorial%2C%0D%0Ayaitu+konsentrasi+ekstrak+daun+tapak+dara%3B+0%25+(kontrol)%2C+0%2C05%25%2C+0%2C1%25%2C+0%2C15%25%2C+dan%0D%0A0%2C2%25%2C+serta+bahan+tanaman+yaitu+batang%2C+daun+dan+bunga.+Semua+faktor+diulang%0D%0Asebanyak+3+kali.+Penelitian+dilaksanakan+di+Laboratorium+Botani%2C+Universitas%0D%0ALampung.+Data+dianalisis+menggunakan+ANOVA%2C+jika+terdapat+beda+nyata%0D%0Adilanjutkan+dengan+uji+Beda+Nyata+Jujur+(BNJ)+pada+taraf+5%25.+Hasil+penelitian%0D%0Amenunjukkan+bahwa+aplikasi+ekstrak+pada+konsentrasi+0.15%25+merupakan%0D%0Akonsentrasi+yang+optimum+untuk+viabilitas+polen.+Ekstrak+daun+konsentrasi+0.15%25%0D%0Adengan+lama+perendaman+24+jam+merupakan+interaksi+yang+optimum+untuk%0D%0Ameningkatkan+daya+kecambah+polen+dan+ukuran+diameter+polen.%0D%0AKata+kunci%3A+Capsicum+annuum+L.%2C+Catharanthus+roseus+(L.)+G.+Don.%2C+viabilitas%0D%0Apolen%2C+poliploid.%0D%0A%0D%0ALarge+red+chili+(Capsicum+annuum+L.)+is+one+of+the+horticultural+plants+with+high%0D%0Aeconomic+value%2C+but+its+productivity+is+still+low.+One+of+the+obstacles+is+caused+by%0D%0Athe+lack+of+seed+quality.+Efforts+to+increase+the+production+of+large+red+chili%0D%0Apeppers+can+be+made+by+creating+superior+polyploid+plant+varieties+using+plant%0D%0Abreeding+techniques.+The+extract+of+the+periwinkle+plant+contains+alkaloid%0D%0Acompounds+in+the+form+of+vincristine+and+vinblastine%2C+which+have+antimitotic%0D%0Aproperties+that+can+enhance+productivity.+The+purpose+of+this+research+is+to%0D%0Adetermine+the+effect+of+organ+type+(leaves%2C+stems%2C+flowers)+and+the+optimal%0D%0Aconcentration+of+the+periwinkle+plant+to+enhance+the+viability+of+the+pollen+from%0D%0Alarge+red+chili+plants.+The+design+used+in+the+research+is+a+factorial+Randomized%0D%0ABlock+Design+(RBD)%2C+namely+the+concentration+of+periwinkle+leaf+extract%3B+0%25%0D%0A(control)%2C+0.05%25%2C+0.1%25%2C+0.15%25%2C+and+0.2%25%2C+as+well+as+plant+materials%2C+namely%0D%0Astems%2C+leaves%2C+and+flowers.+All+factors+were+repeated+3+times.+The+research+was%0D%0Aconducted+at+the+Botany+Laboratory%2C+University+of+Lampung.+Data+were+analyzed%0D%0Ausing+ANOVA%2C+and+if+there+were+significant+differences%2C+they+were+followed+by%0D%0Athe+Honest+Significant+Difference+(HSD)+test+at+the+5%25+level.+The+research+results%0D%0Ashow+that+the+application+of+extract+at+a+concentration+of+0.15%25+is+the+optimum%0D%0Aconcentration+for+pollen+viability.+0.15%25+leaf+extract+concentration+with+a+24-hour%0D%0Asoaking+duration+is+the+optimum+interaction+to+enhance+pollen+germination%0D%0Acapacity+and+pollen+diameter+size.%0D%0AKeywords%3A+Capsicum+annuum+L.%2C+Catharanthus+roseus+(L.)+G.+Don.%2C+pollen%0D%0Aviability%2C+polyploid.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2024-12-19&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81453%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81453%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81453%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++SOLIHAH+%2C+SOLIHAH+++(2024)+PENINGKATAN+VIABILITAS+POLEN+TANAMAN+CABAI+MERAH+BESAR+(Capsicum+annuum+L.)+MENGGUNAKAN+EKSTRAK+TANAMAN+TAPAK+DARA+(Catharanthus+roseus+(L.)+G.+Don.).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F81453%2F