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Journal : Jurnal Agroteknos

PERKEMBANGAN DAN HAMBATAN MAKAN LARVA Crocidolomia pavonana YANG DIBERI SEDIAAN FRAKSI DIKLORMETAN KULIT BATANG Calophyllum soulattri Syahputra, Edy; Prijono, Djoko
Jurnal Agroteknos Vol 1, No 3 (2011)
Publisher : Jurnal Agroteknos

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Abstract

ABSTRACKThe objectives of this study were to evaluate the develovment time, and feeding inhibity of Crocidolomia pavonana larvae fed dichloromethana fraction of Calophyllum soulattri bark preparation.   Fractionation of C. soulattri fraction was performed with vaccuum liquid chromatography.   Bioassay was conducted against C. pavonana larvae by leaf-feeding method.  Second-instar C.  pavonana larvae  were  fed  extract-treated broccoli leaves for 48 haurs, then were presented with untreated leaves until the surviving larvae reached the fourth-instar stage.   The number of dead larvae was recorded.   For  feeding inhibity, preparation was assayed using leaf-disc choice and no-choice test towards third- instar C. pavonana larvae. The results showed that dichloromethan fraction of C. soulattri barks possessed strong insecticidal activity against C. pavonana larvae with LC50  of 0,06%. The dichloromethan fraction at 0,06%-0,09% could prolong development time of instar II-III larvae  by  1,7-2,7  days.  In  choice  and  no-choice  leaf  disc  methods,  the  dichloromethan fraction at 0,02%-0,075% inhibited feeding of instar III larvae by 54,8%-100%.  Concerning with their potentiality, further studies are needed to identify insecticidal compounds in those active extracts.Keywords: Calophyllum soulattri, Crocidolomia pavonana, feeding inhibity, insecticidal activity
Co-Authors . Supriyanto A.A. Ketut Agung Cahyawan W Abdurrasyid, Zaki Amarullah Adlina, Almas AGATO, W. FANDIUS Ali, Muttaqin Kholis Anik Rahmawati Asmah Indrawaty, Asmah Asmani, Asmani Astuti K, Retno Bariyanto, Muhammad Deva Chatarina Umbul Wahyuni Dadang . DADANG DADANG DADANG DADANG Dedi Noviardi Devita, Kajol DJOKO PRIJONO Dwi Andriyani Dwi Zulfita Endarto, O. - Erika Nur Rahma Dhini Fadjar Rianto FORTUNATA LEO NARDO Fransiska Mada Sela Galih Yoga Prasaja Hana Septi Stella Rina Hargiani, Fransisca Xaveria Harnani Husni Haryanus Ugot hasyim, hasyim Heriandi, Heriandi Herni Susanti Heru - Iman Suswanto Indrian Tika Saputri Iwan Sasli Jayuska, Afghani Jumilah Jumilah Kukuh Hernowo Kurnia, Lulu Lala, Maria Elisabet Latifah K Darusman latifah K Darusman Latifah Kosim Darusman Madjidi, Madjidi Mahmudi Maqdis, Baitul Masmudah, Masmudah Minarti Minarti Mirna Suhar Moses O. Tade Moses O. Tade Nasrullah Nasrullah Neti, Neti Netty Indah Lestari Norma Norma Oktarianti, Sherly Parida, Parida Pertiwi, Fitri Dewi Prabudi, Wisnu R.C.L. Nasrullah Rabiatul Adawiyah Radian Radian Rahmidayani Rahmidayani Rahmidiyani Rahmidiyani, Rahmidiyani Riko - Riko Riko Sarbino - Sarbino - Sarbino Sarbino Sarbino Sarbino SARBINO SARBINO Sarbino Sarbino Sarbino, - Sari Malawati, Sari Sarianawati - Satrio, Bagus Sandi Shaobin Wang Shaobin Wang siti dian Siti Raihany Luthfiyyah Sitompul, Pardomuan Suci Wulandari Sulistia Ningsih, Sulistia Suraiya Suraiya Suraiya Suraiya SURIANTO, - Syafrida Manuwoto SYAFRIDA MANUWOTO SYAFRIDA MANUWOTO Syaifullah Muhammad Syaifullah Muhammad Syuhada, Ferry Tatang Abdurrahman, Tatang Tiari Aulia Putri Tomiko Tomiko Tris Haris Ramadha TRIS HARIS RAMADHAN tris haris ramdahan wasian wasian, wasian Wibowo, Vicy Arif Yaskur, Yaskur YULIUS KUNANG