Alfian Rusdy
Jurusan Proteksi Tanaman, Fakultas Pertanian, Universitas Syiah Kuala

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KEEFEKTIFAN CAMPURAN EKSTRAK BAWANG PUTIH DAN DAUN MIMBA UNTUK KEONG MAS (Pomacea canaliculata Lamarck) Hardika Azmi Solin; Muhammad Sayuthi; Alfian Rusdy
Jurnal Agrista Vol 22, No 3 (2018): Volume 22 Nomor 3 Desember 2018
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Keong mas merupakan salah satu hama utama pada pertanaman padi yang menyerang sejak dari pembibitan sampai tanaman berumur 1 bulan. Tumbuhan yang berpotensi sebagai molusisida nabati untuk mengendalikan keong mas antara lain umbi bawang putih (Allium sativum L) dan Mimba (Azadirachta indica Juss). Tujuan dari penelitian ini adalah mendapatkan konsentrasi yang efektif dari campuran  ekstrak bawang putih dan daun mimba dalam mengendalikan keong mas (Pomacea canaliculata Lamarck). Rancangan yang digunakan dalam penelitian adalah Rancangan Acak Lengkap (RAL) non faktorial yang terdiri dari 6 tingkatan perlakuan dan diulang sebanyak 4 kali sehingga didapat 24 percobaan. Aplikasi  Ekstrak Bawang Putih, Daun mimba dan Niclosan dilakukan dengan cara di masukkan  ke dalam  ember  perlakuan dengan konsentrasi ekstrak bawang putih 1 g/10 ml aquades, ekstrak daun mimba 1 g/10 ml aquades, ekstrak bawang Putih 0,5 g + Ekstrak daun mimba 0,5 g/10 ml aquades, ekstrak bawang Putih 0,25 g + ekstrak daun mimba 0,75 g/10 ml aquades, ekstrak bawang putih 0,75 g + ekstrak daun mimba 0,25 g/10 ml aquades dan Niclosamida 0,5 ml/10 ml aquades. Hasil penelitian menunjukkan bahwa aplikasi campuran ekstrak bawang putih dan daun mimba serta niclosan berpengaruh terhadap mortalitas keong mas, penghambatan makan dan kecepatan waktu kematian Persentase mortalitas keong mas tertinggi terdapat pada perlakuan tunggal 1 g ekstrak daun mimba sebesar 95,31% dan terendah pada perlakuan tunggal 1 g ekstrak bawang putih. Persentase penghambatan makan tertinggi terdapat pada perlakuan tunggal 1 g ekstrak bawang putih dan yang terendah pada perlakuan campuran  0,75 g ekstrak bawang putih dan 0,25 g ekstrak daun mimba, sedangkan Kecepatan waktu kematian keong mas setelah aplikasi perlakuan tunggal 1 g ekstrak bawang putih lebih cepat dibandingkan dengan perlakuan lainnya, kecuali pada perlakuan Niclosan. Dengan demikian, hasil penelitian menunjukkan bahwa aplikasi tunggal ekstrak daun mimba lebih efektif dibandingkan aplikasi secara campuran. The Effectiveness of Garlic Extract and Mimba Leaves Mixture to Control Golden Snails (Pomacea canaliculata Lamarck) Golden snail is one of the main pests on rice plantations which attack since the process of planting until the plants are 1 month of age. Some of the plants which have the potential to be vegetable molluscicides to handle golden snails are Garlic (Allium sativum L) and Mimba (Azadirachta indica Juss). The purpose of this research was to obtain an effective concentration from a mixture of garlic extract and mimba leaves to handle golden snails (Pomacea canaliculata Lamarck). The design used in the research was the Complete Randomized Design (RAL) non factorial consisted of 6 tiers of treatment and repeated a total amount of 4 times and that resulted in 24 experiments. The application of Garlic Extract, Mimba Leaves and Niclosan was done by putting them in a treatment bucket with concentrate garlic extract 1 g/10 ml distilled water, mimba leaves extract 1 g/10 ml distilled water, garlic extract 0.5 g + mimba leaves extracts 0.5 g/10 ml distilled water, garlic extract 0.25 g + mimba leaves extract 0.75 g/10 ml distilled water, garlic extract 0.75 g + mimba leaves extract 0.25 g/10 ml distilled water and Niclosamida 0,5 ml/10 ml distilled water. The research results showed that the application of garlic and mimba leaves extract as well as niclosan influenced the mortality, the feeding inhibitions and the speed time of death of the golden snails. The highest mortality percentage of golden snails was in the single treatment of 1g of the mimba leaves extract which was as big as 95,31% and the lowest percentage was in the single treatment of 1g of garlic extract. The highest percentage of feeding inhibition was on the single treatment of 1g of garlic extract and the lowest percentage was in the mixed treatment of 0.75g of garlic extract and 0,25g of mimba leaves extract, whereas the speed time of death of the golden snails after the application of single treatments of 1g of garlic extract was faster compared to the other treatments, except on the treatment niclosan. Thus, the research results showed that a single application of mimba leaves extract was more effective compared to the application of mixed treatment.
Uji Konsentrasi Ekstrak Kulit Buah Jengkol Terhadap Ulat Grayak Spodoptera litura di Laboratorium Azlansah Azlansah; Alfian Rusdy; Hasnah Hasnah
Jurnal Ilmiah Mahasiswa Pertanian Vol 4, No 2 (2019): Mei 2019
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (380.324 KB) | DOI: 10.17969/jimfp.v4i2.3110

Abstract

Abstrak.Ulat grayak (Spodoptera litura F.) merupakan hama yang bersifat polifagus, menyerang banyak jenis tanaman pangan dan hortikultura. Serangan hama ini dapat menurunkan kualitas dan kuantitas hasil mencapai 80%, dan serangan berat menyebabkan puso (gagal panen). Larva memakan daun tanaman yang masih muda hingga meninggalkan tulang daun saja. salah satu pengendalian hama pestisida nabati yang efektif adalah Jengkol yang merupakan tanaman yang berpotensi sebagai pestisida nabati karena mengandung senyawa aktif seperti teroid, alkaloid, flavonoid, saponin, tanin dan glikosida, Senyawa aktif dari kulit buah jengkol ini bisa digunakan sebagai pengendali serangga hama ulat grayak (Spodoptera litura). Hama ini bersifat polifagus dan merupakan hama utama pada tanaman pangan dan hortikultura. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) non faktorial dengan 6 taraf konsentrasi ekstrak kulit buah jengkol, setiap perlakuan diulang sebanyak 4 kali sehingga jumlah unit percobaan menjadi 24 unit. Hasil pengamatan menunjukkan bahwa aplikasi ekstrak kulit buah jengkol berpengaruh terhadap mortalitas larva, persentase luas daun terserang, persentase pupa yang terbentuk dan persentase imago yang muncul. Hasil penelitian menunjukkan bahwa aplikasi ekstrak kulit buah jengkol efektif untuk mengendalikan hama ulat grayak S. litura  pada daun sawi di Laboratorium. Penggunaan ekstrak kulit buah jengkol dengan dosis 10% mengakibatkan mortalitas larva mencapai 85% pada 5 hari setelah aplikasiCONCENTRATION TEST OF JENGKOL SKIN EXTRACT  AGAINST ARMYWORM Spodoptera litura F.  AT LABORATORYAbstract.Jengkol is one of the potential crops as a plant pesticide because it contains active compounds such as terpenoids, alkaloids, flavonoids, saponins, tannins and glycosides. The active compounds of jengkol skin can be used as a control of armywormpest insect (Spodoptera litura). This pest is polyphagous and is a major pest in crops and horticulture.  This study used a completely randomized design (CRD) non factorial with 6 level of djenkol skin extract concentration, each treatment was repeated four times so that the number of experimental units are 24 units. The purpose of this study was to obtain an effective jengkol skin extract concentration which are effective in controlling pests S. litura. in the laboratory. This research was conducted at the Laboratory of Plant Pests, Plant Protection Department-Faculty of Agriculture, University of Syiah Kuala, Darussalam Banda Aceh. The study lasted from August 2015 until October 2015.The results showed that the application of djenkolskin extract has effect on the mortality of larvae. All treatments containing djenkolskin extract in the observation of 5 HSA highest mortality found in the djenkol skin extract concentration (10%) is 85%, and the lowest concentration (2%), is 45%. The percentage of leaf area affected in the 5 HSA observation can be seen in the control treatment (0%) which was significantly different from all other treatments. The higher the concentration of jengkol skin extracts, the lower the percentage of leaf area attacked by S. litura larvae. The highest percentage of pupae is formed in the control treatment (100%) followed by K1 (55%) and the lowest is in treatment K5 (15%). Percentage of pupae that is formed has to do with the mortality of S. Litura larvae in the 5 HSA observation. The highest percentage of imago  that is found in K0 (control) is 80%, while in K1, K2, K3 and K4 treatments are not significantly different, that is ranged from 2.50 to 10.00% but it is significantly different from the K5, that is 0.00%. The results of the study showed that the application of djenkolskin extract is effective for armyworm S. Litura pest control on mustard leaves in the laboratory. The use of the jengkol skin extract with a concentration of 10% cause the mortality of larvae reached 85% after 5 days application.