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UJI BEBERAPA KONSENTRASI EKSTRAK UMBI GADUNG (Dioscorea hispida Dennst) TERHADAP HAMA KEONG MAS (Pomacea canaliculata L.) Alfaizal; Hafiz Fauzana; Desita Salbiah
DINAMIKA PERTANIAN Vol. 37 No. 1 (2021): Jurnal Dinamika Pertanian Edisi April 2021
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/dp.2021.vol37(1).7712

Abstract

Riau is one of a lowland rice producing provinces. One of the pests that can reduce rice productivity is the golden snail (Pomacea canaliculata L.). The solution for controlling the golden snail (P. canaliculata L.). Pest uses environmentally friendly control techniques, namely botanical pesticides of gadung tubers. This study aims to obtain a concentration of the extract of gadung tuber flour (Dioscorea hispida Dennst) which is effective in controlled the attack of golden snails (P. canaliculata L.) in lowland rice plants. This research was conducted experimentally using completely randomized design (CRD) consisting of five treatments and four replications, in order to obtain 20 experimental units. The treatments consisted of concentrations of gadung tubers extract, namely 0 g.l-1, 25 g.l-1, 50 g.l-1, 75 g.l-1, and 100 g.l-1. Observations included the initial dst time to snail death, lethal time 50 (LT 50), daily total mortality, and behavior changes in behavior. The results showed that the application of 100 g.l concentration of gadung tuber extract treatment caused the highest total mortality of golden snails (P. canaliculata L.) of 74.99%, but it was not effective yet in controlling the golden snail pest because it was not able to kill the golden snail above 80%.
KEEFEKTIFAN DOSIS TEPUNG BIJI SRIKAYA (Annona squamosa L.) DALAM MENGENDALIKAN HAMA BUBUK KEDELAI (Callosobruchus analis F.) DI PENYIMPANAN Rahmiyul Insani; Desita Salbiah
DINAMIKA PERTANIAN Vol. 37 No. 1 (2021): Jurnal Dinamika Pertanian Edisi April 2021
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/dp.2021.vol37(1).7720

Abstract

Soybean is an important food crop in Indonesia, which contains a lot of protein and is useful as an industrial ingredient and animal feed. Callosobruchus analis F. is a pest that causes a decrease in soybean production in storage. The suggestion recommended is to use plant based insecticides by using custard apple seed (Annona squamosa L.). This research aims to obtain a dose of custard apple seed flour (Annona squamosa) that is effective in controlling soy pest Callosobruchus analis in stored soybean seeds. The research was conducted at the Plant Pest Laboratory of Faculty of Agriculture, Riau University, from July to October 2019. The study was carried out using a completely randomized design with 6 treatments and 4 replications. The dose treatment of custard apple seed flour was given to each experimental unit was 0 g.100 g-1 soybean seeds, 2 g.100 g-1 soybean seeds, 4 g.100 g-1 soybean seeds, 6 g.100 g-1 soybean seed, 8 g.100 g-1 soybean seed and 10 g.100 g-1 soybean seed. The results showed that the provision of custard apple seed flour at a dose of 4 g.100 g-1 of soybean seeds was effective in killing C. analis pests. This could cause a total mortality of 80% with early death of 14.50 hours after application and LT50 34.00 hours after application with an individual increase of 19.25 C. analis pests with a percentage of weight depreciation of soybean seeds of 1.93%.
PENGGUNAAN Metarhizium anisopliae SOROKIN LOKAL TERHADAP Spodoptera frugiperda J.E. SMITH Desita Salbiah; Siska Fronika
DINAMIKA PERTANIAN Vol. 37 No. 2 (2021): Jurnal Dinamika Pertanian Edisi Agustus 2021
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

The main pest that attacks sweet corn crops is the armyworm Spodoptera frugiperda J.E. Smith. The armyworm S. frugiperda is harmful to sweet corn crops with an attack rate of 15-100%. Control of armyworm S. frugiperda in sweet corn plants generally still uses synthetic chemical insecticides because they can control pests quickly and practically. Biological control is an alternative method that can be used to overcome the impacts caused by the use of synthetic insecticides. The biological agent that has the potential to control plant pests is the entomopathogenic fungi Metarhizium anisopliae (Metsch) Sorokin. The purpose of this research is to obtain the concentration of the local entomopathogenic fungi Metarhizium anisopliae (Metsch) Sorokin which is able to control the armyworm Spodoptera frugiperda J. E. Smith. The research was conducted at the Laboratory of Plant Pests, Faculty of Agriculture, Riau University from June to August 2020. The research was designed a completely randomized design with six treatments local entomopathogenic fungi concentrations M. anisopliae 0 g.l-1 water, 10 g.l-1 water, 20 g.l-1 water, 30 g.l-1 water, 40 g.l-1 water, 50 g.l-1 water, and four replications, to obtain 24 experimental units. The results showed that the use of the entomopathogenic fungi M. anisopliae (Metsch) Local Sorokin with a concentration of 30 g.l-1 water contains a conidia density 0.65 x 108 con.ml-1 is a concentration capable of controlling the armyworm S. frugiperda with total mortality of 82,50%.
UJI BEBERAPA KONSENTRASI EKSTRAK TEPUNG AKAR TUBA (Derris elliptica Benth) UNTUK MENGENDALIKAN HAMA PENGGEREK TONGKOL JAGUNG Helicoverpa armigera Hubn Rudi Rismawanto; Rusli Rustam; Desita Salbiah
DINAMIKA PERTANIAN Vol. 38 No. 2 (2022): Jurnal Dinamika Pertanian Edisi Agustus 2022
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/dp.2022.vol38(2).11876

Abstract

Pests that attack the corn crop are corn cobs borer (Helicoverpa armigera Hubner). Pest control can be done using tubal root vegetable insecticide (Derris elliptica benth.) This study aims to obtain the best concentration of tuba root powder extract for controlling the corncob borer pests Helicoverpa Armigera H. Research was carried out at the Plant Pest Laboratory of the Faculty of Agriculture, University of Riau. This study used a completely randomized design (CRD) with 6 treatments and 4 replications. The treatments were given several concentrations of tuba root powder extract, namely 0 gr.l-1 water, 20 gr.l-1 water, 40 gr.l-1 water, 60 gr.l-1 water, 80 gr.l-1 water and 100 gr.l-1 water. The parameters observed were initial death, lethal time of 50, lethal concentration of 50 and 95, daily mortality, and total mortality. Daily mortality data obtained from the results were analyzed descriptively and displayed in graphical form, data lethal concentration (LC50 and LC95) was used probit analysis using the POLO-PC program, while other data such as initial death, total mortality, and lethal time (LT50) were statistically analyzed using variance. Data from analysis of variance will be continued using the smallest significant difference (LSD) test at the 5% confident level. Application of concentration for tubal root extract 100 g-1 water was the best concentration to control larvae H. Armigera with an initial time of death 26.50 hours, LT50 67.50 hours, highest daily mortality on the fourth day by 40% and total larval mortality by 87.5%.
UJI BEBERAPA KONSENTRASI EKSTRAK TEPUNG DAUN BABADOTAN (Ageratum conyzoides L.) TERHADAP HAMA PENGGEREK TONGKOL JAGUNG (Helicoverpa armigera Hubner) DI LABORATORIUM Melisa Eka Nofrianti; Desita Salbiah
DINAMIKA PERTANIAN Vol. 38 No. 3 (2022): Jurnal Dinamika Pertanian Edisi Desember 2022
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/dp.2022.vol38(3).11903

Abstract

The main pest that attacks the sweet corn plant is the sweet corn cobs mover (Helicoverpa armigera Hubner. Pest control can be done by using botanical insecticide babadotan plants (Ageratum conyzoides L.). The aim of this research was to get a effective concentration of babadotan leaf flour extract against H. armigera larvae in the Laboratory. The research was conducted at the Plant Pest Laboratory, Faculty of Agriculture, University of Riau. The research used a completely randomized design (CRD) with five treatments and four replications. The treatments were given several concentrations of babadotan leaf flour extract 0%, 0.25%, 0.50%, 0.75% and 1%. The parameters observed were changes in behavior and morphology, initial time of death (hours), Lethal time 50 (hours), daily mortality (%), total mortality (%), and Lethal concentration (%). Variance results were further tested with Duncan's New Multiple Range Test (DNMRT) at a 5% level. The results showed that the concentration of 0.75% babadotan leaf flour extract was an effective concentration that could cause total mortality of H. armigera larvae at 82.50% with an initial time of death of 8.75 hours and a Lethal time of 50 of 42.75 hours after application. The proper concentration of babadotan leaf extract to kill 50% and 95% was 0.11% that is equivalent to 1.1 ml.1-1 of water and 3.29% that equivalent to 32.9 ml.l-1 of water.
UJI BEBERAPA KONSENTRASI TEPUNG DAUN BABADOTAN (Ageratum conyzoides L.) UNTUK MENGENDALIKAN HAMA KUMBANG BIJI KACANG HIJAU (Callosobruchus chinensis L.) DI PENYIMPANAN Adhytia Ika Pramesty; Desita Salbiah
DINAMIKA PERTANIAN Vol. 38 No. 3 (2022): Jurnal Dinamika Pertanian Edisi Desember 2022
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/dp.2022.vol38(3).11905

Abstract

Callosobruchus chinensis L. is a pest that can damage and reduce the quality of mung bean seeds in storage. Pest control can be done using botanical insecticide babadotan plants (Ageratum conyzoidez L.). This research aims to obtain an effective concentration of babadotan leaf flour against C. chinensis in storage. The research was conducted at the Plant Pest Laboratory, Faculty of Agriculture, University of Riau. The research used a completely randomized design (CRD) with six treatments and four replications. The treatments were given several concentrations of babadotan leaf flour 5 g.100 g-1, 6 g.100 g-1, 7 g.100 g-1, 8 g.100 g-1, 9 g.100 g-1 dan 10 g.100 g-1 mung bean seeds. The parameters observed were an initial time of death, Lethal time 50, daily mortality, total mortality, individual increase, and weight loss of seeds. The results showed that the concentration of babadotan leaf flour 9 g.100 g-1 mung bean seeds was effective to control C. chinensis because it could cause total mortality at 87.50% with an initial time of death of 7.50 hours after application and Lethal time of 50 of 33.75 hours after application and resulted in an increase of 5.50 individuals and was lead to a weight loss percentage of mung beans seeds by 0,70%.
UJI BEBERAPA KONSENTRASI EKSTRAK TEPUNG DAUN PAITAN (Tithonia diversifolia A. Gray) TERHADAP MORTALITAS LARVA PENGGEREK TONGKOL JAGUNG Helicoverpa armigera Hubner Sandi Syahputra; Rusli Rustam; Desita Salbiah
DINAMIKA PERTANIAN Vol. 38 No. 3 (2022): Jurnal Dinamika Pertanian Edisi Desember 2022
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/dp.2022.vol38(3).11906

Abstract

Borer pest of corn cobs (Helicovepa armigera Hubner) is a major pest of corn. Pest control can be done using plant-based insecticides from paitan leaf extract (Tithonia diversifolia A. Gray). This study aims to obtain the best concentration of paitan leaf extract in controlling corn cob borer Helicoverpa armigera. The study was conducted at the Plant Pest Laboratory of the Faculty of Agriculture, University of Riau. The research was carried out using a completely randomized design (CRD), consisting of 5 treatments and 4 replications. The treatments used were several concentrations of paitan leaf extract, namely 0 gl-1, 25 gl-1, 50 gl-1, 75 gl-1and 100 gl-1. Parameters observed were initial death, lethal time 50, lethal concentration (LC50 and LC95), daily mortality, and total mortality. data. Data were collected from daily mortality and then descriptively analyzed and displayed graphically. Data lethal concentration (LC50 and LC95) were analyzed probit using the POLO-PC program, while other data such as initial death, total mortality, and lethal time (LT50) were analyzed with analysis of variance. Data from the variance analysis with significant effect will be continued using the smallest significant difference (LSD) test at the 5% level. Results showed that the application of paitan leaf extract with a concentration of 100 gl-1 water was able to control H. armigera with mortality of 55.00%. The proper concentration to lead mortality of 50% of larvae H. armigera was 10.3% or equal to 103 gl-1 of water of paitan leaf extract. Meanwhile, the proper concentration to lead mortality of 95% of larvae population H. armigera was 44.7% or equivalent to 447 gl-1 water of paitan leaf extract.
PENGGUNAAN FILTRAT RIMPANG JAHE MERAH (Zingiber officinale var. Rubrum) TERHADAP HAMA ULAT BAWANG MERAH (Spodoptera exigua H.) Riri Dwiyanti; Desita Salbiah
DINAMIKA PERTANIAN Vol. 38 No. 3 (2022): Jurnal Dinamika Pertanian Edisi Desember 2022
Publisher : UIR Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/dp.2022.vol38(3).11907

Abstract

Spodoptera exigua H. is a pest on shallot plants. S. exigua pest control is usually performed using synthetic insecticides. However, its use can cause negative impacts on humans and the agricultural environment. Therefor, it needs the alternative insecticides that are safer and environmentally friendly such as Zingiber officinale var. Rubrum. The purpose of this research was to obtain the effective concentration of red ginger rhizome filtrate to control the pest Spodoptera exigua H. The research was conducted at the experimental farm of the Faculty of Agriculture, Riau University from September to November 2019. Experiments were carried out using a completely randomized design (CRD) with 5 treatments and 4 replications. The red ginger rhizome filtrate concentration treatment used was 0 ml.l-1 water, 20 ml.l-1 water, 40 ml.l-1 water, 60 ml.l-1 water, dan 80 ml.l-1 water. The results showed that the concentration of red ginger rhizome filtrate 60 ml.l-1 water could control pests S. exigua and could cause total mortality of 82,50% with an initial death time of 7 hours and lethal time 50 of 40,25 hours.
Assistance for Oyster Mushroom Entrepreneurs in Making Fish Feed Formulations for African Night Crawler Worm (ANC) and Trichoderma sp. Fermented Bran Dini, Isna Rahma; Saputra, Rachmad; Hapsoh, Hapsoh; Salbiah, Desita; Yoseva, Sri; Masjudi, Heri
Journal of Saintech Transfer Vol. 6 No. 2 (2023): Journal of Saintech Transfer
Publisher : Talenta Publisher Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/jst.v6i2.10223

Abstract

Utilization of baglog waste as a growth medium for ANC worms as a raw material for making formulated fish feed provides opportunities as a side business for oyster mushroom entrepreneurs to increase income. The purpose of this service is to provide assistance to target partners, in this case oyster mushroom entrepreneurs, in utilizing ANC worm flour as a substitute for fish meal and then formulated with Trichoderma sp. fermented bran. The results of the dedication that has been carried out show that there has been an increase in partners' skills in making formulated fish fefazidah@usu.ac.ided and developing the potential of science and technology-based independent entrepreneurs who develop from mushroom businesses. After this dedication, it is hoped that the partners can continue to develop this worm farming business and the application of worm-formulated feed for fish farming which has also been developed by partners so as to create an integrated oyster mushroom-based farming center.
Pengendalian Penyakit pada Tanaman Bawang Merah dengan Teknologi Biofungisida Plus di Desa Empat Balai Kecamatan Kuok Kampar Puspita, Fifi; Syahputra, Anugrah Kharisma; Nasrul, Besri; Sutikno, Agus; Silvina, Fetmi; Salbiah, Desita; Gusmawartati, Gusmawartati; Yuda, Pajri Ananta; Idwar, Idwar; Zuhry, Elza
Jurnal Pengabdian Masyarakat Progresif Humanis Brainstorming Vol 7, No 2 (2024): Jurnal Abdimas PHB : Jurnal Pengabdian Masyarakat Progresif Humanis Brainstormin
Publisher : Politeknik Harapan Bersama

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30591/japhb.v7i2.6249

Abstract

Masa istirahat penanaman padi di kecamatan Kuok belum optimal dimanfaatkan oleh petani. Kelompok tani di kecamatan Kuok khususnya di desa Empat Balai berperan aktif dan memiliki semangat yang tinggi dalam memajukan usahataninya. Tim pengabdian UNRI (Universitas Riau) Fakultas Pertanian memanfaatkan potensi tersebut dengan mengadakan penyuluhan budidaya bawang merah yang bertujuan meningkatkan pemahaman masyarakat dalam memaksimalkan masa istirahat penanaman padi dengan budidaya bawang merah baik cara penanaman hingga cara pengendalian serangan dari hama dan penyakit pada tanaman bawang merah. Serta penyuluhan ini bertujuan untuk meningkatkan kemampuan petani dengan memanfaatkan bahan organik yang tersedia disekitar petani untuk dibuat sebagai biofungisida plus. Kegiatan pengabdian dilakukan dengan cara praktek secara langsung dan penyuluhan materi yang sudah disiapkan oleh tim pengabdian. Berdasarkan hasil kuisioner petani peserta penyuluhan setelah dilakukan penyuluhan mengalami peningkatan dengan skor 3,59. Petani peserta penyuluhan mendapatkan pemahaman dan wawasan tentang teknologi biofungisida yang lebih baik, serta petani dapat memproduksi biofungisida dengan cara pembuatan yang telah dipraktekkan.