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Journal : Jurnal Agroteknos

UJI EFISIENSI PENULARAN VIRUS GEMINI DENGAN SERANGGA KUTUKEBUL (Bemisia tabaci) PADA TANAMAN CABAI RAHMAYANI, DITA; TAUFIK, MUHAMMAD; SYAIR, SYAIR; BANDE, LA ODE SANTIAJI; ASNIAH, ASNIAH; MALLARANGENG, RAHAYU; BOTEK, MUHAMMAD
Jurnal Agroteknos Vol 14, No 2 (2024)
Publisher : Jurnal Agroteknos

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Abstract

Chili is one of the important vegetables that are cultivated commercially in tropical countries with various benefits. One of the important diseases of chili plants is jaundice caused by Begomovirus or gemini virus. The disease is transmitted through a whitefly (Bemisia tabaci). The research aims to evaluate the ability and number of whitefly insects that can transmit the gemini virus to chili plants. The research was carried out using a group random design (RAK), 4 treatments each treatment was repeated 5 times. The treatment consisted of no inoculation of whitefly on plants (S0), inoculation of 1 whitefly/plant (S1), inoculation of 3 whitefly/plant (S2) and inoculation of 5 whitefly/plant (S3). The variables observed were vegetative growth, incidence and severity of disease. The presence of the whitefly (B. tabaci) increases the incidence and severity of jaundice and inhibits growth in cayenne pepper plants (C. annuum). The transmission of the gemini virus is faster with the inoculation of 5 ticks/plant with the highest incidence and severity of the disease.
PERLAKUAN BERBAGAI KONSENTRASI PEG-6000 MEMBERIKAN PENGARUH BERAGAM TERHADAP PERKECAMBAHAN, DAN VIABILITAS VIGOR BENIH KEDELAI WIJAYANTO, TEGUH; AMALIA, NURUL; AFA, LA ODE; BOTEK, MUHAMMAD
Jurnal Agroteknos Vol 14, No 1 (2024)
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This research aimed to determine the effect of PolyEthylene Glycol (PEG)-6000 concentration on the viability/germination and vigor of soybean seeds. The research was carried out at the Agrotechnology Laboratory, Agronomy Unit, Faculty of Agriculture, Halu Oleo University, Kendari. This research was carried out using a completely randomized design consisting of 5 treatments of PEG-6000 solution concentration and each was repeated 3 times. Each replication consisted of 3 samples so there were 45 experimental units. The variables observed were germination capacity, vigor index, maximum growth potential, growth simultaneity, and normal dry weight of the sprouts. The results of variance analysis showed that the concentration of PEG-6000 had a very significant influence on the observed variables of germination (%), vigor index (%), maximum growth potential (%), growth simultaneity (%) and normal dry weight of sprouts (g). The highest average germination capacity and maximum growth potential were obtained when administering a 6% PEG-6000 concentration, which was significantly different from the other concentrations. Meanwhile, simultaneous growth and the highest dry weight of normal sprouts were obtained at a PEG-6000 concentration of 12%, which was significantly different from the other concentrations.
APLIKASI EKOENZIM PADA TANAMAN BUAH NAGA (Hylocereus undatus) UNTUK MENGENDALIKAN HAMA SEMUT API (Solenopsis invicta) SUSLINGSIH, SRI ELSA; RAHMAN, ABDUL; YUSWANA, AGUNG; RAHAYU M, RAHAYU; HISEIN, WAODE SITI ANIMA; PAKKI, TERRY; HASAN, ASMAR; BOTEK, MUHAMMAD
Jurnal Agroteknos Vol 12, No 2 (2022)
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Dragon fruit (Hylocereus undatus) is one type of cactus plant that has favorable prospects to be developed economically and in accordance with tropical climates such as Indonesia. This plant does not escape from the disturbance of pests and plant disease organisms. The fire ant (Solenopsis invicta) is one of pests that cause damage during flowering and fruiting. This study aims to determine the concentration of an effective eco-enzyme solution to control fire ant pests on dragon fruit plants. This study used a completely randomized design consisting of three treatments, namely the concentration of the eco-enzyme solution 0 mL/L water (P0), the eco-enzyme solution concentration 0.5 mL/L water (P1) and the concentration of the eco-enzyme solution 1 mL/L water (P2). The variables observed were mortality and intensity of fire ant attacks on dragon fruit plants every day after application for seven days. The results showed that eco-enzyme solution concentration of 0.5 mL/L water was effective in killing fire ant pests and reducing the intensity of fire ant damage on dragon fruit plants.
EFEKTIVITAS MINYAK CENGKEH TERHADAP PATOGEN YANG BERASOSIASI DENGAN TANAMAN TOMAT (Lycopersicum esculentum Mill.) PADDA, PUTRI MEGAYANTI; TAUFIK, MUHAMMAD; ASNIAH, ASNIAH; BOTEK, MUHAMMAD; RAHMAN, ABDUL; GUNAWATY, GUSNAWATY HS; MARIADI, MARIADI
Jurnal Agroteknos Vol 12, No 1 (2022)
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This study aimed to evaluate the effect of clove oil to control pathogens associated with tomato plants in screen houses. The study was carried out using a completely randomized design (CRD) with 5 treatments repeated 3 times and each treatment consisted of 3 plants for a total of 45 plants, the treatments given were P0 (without application), P1 (pathogenic fungus Sclerotium sp. without clove oil application). , P2 (pathogenic fungus Sclerotium sp. with clove oil application), P3 (pathogenic fungus Helminthosporium sp. without clove oil application), P4 (pathogenic fungus Helminthosporium sp. clove oil application). The variables observed were plant height, stem diameter, number of branches and disease severity of tomato plants. The results showed that clove oil was able to increase plant growth as indicated by the highest average height and diameter of 18.61cm and 0.31cm, respectively. Clove oil application also suppressed the development of the pathogen Sclerotium sp. As indicated by the average incubation period and disease severity 18.67 days and 6%, respectively.
PENGHAMBATAN CENDAWAN ENDOFIT ASAL TANAMAN KELOR UNTUK MENGENDALIKAN Colletotrichum sp. SECARA IN-VITRO ASNIAH, ASNIAH; AMELIA, DEVI; SYAIR, SYAIR; TAUFIK, MUHAMMAD; HS, GUSNAWATY; SATRAH, VIT NERU; ULFA, NUR ISNAINI; BOTEK, MUHAMMAD
Jurnal Agroteknos Vol 14, No 1 (2024)
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Colletotrichum sp. is an important pathogen causing anthracnose in chili peppers. Anthracnose can cause yield losses of up to 90%. The control method commonly used by farmers is chemical control, but this method is not environmentally friendly. Endophytic fungi can be isolated from various plants, both cultivated plants and wild plants or weeds. Moringa is a plant that grows well in Southeast Sulawesi and is a vegetable that has excellent benefits due to its high nutritional content and potential as a biological agent. This study aimed to obtain endophytic fungi from moringa that have the potential to inhibit the growth of the pathogenic fungus Colletotrichum sp. in vitro. The research began with the exploration of endophytic fungi from moringa plant tissues. Subsequently, pathogenicity tests, inhibition tests using the dual culture method, and inhibition tests using the volatile compound method were conducted. The results showed that there were 3 (three) isolates of endophytic fungi from moringa that have potential as biological control agents for Colletotrichum sp., namely isolates ED02, EB01, and EB02. Isolate ED02 was the best biological agent for controlling Colletotrichum sp. in vitro, with dual culture inhibition and volatile compound inhibition percentages of 74.10% and 37.45%.
UJI PATOGENESITAS Ustilago scitaminea PENYEBAB PENYAKIT LUKA API TERHADAP BEBERAPA VARIETAS TANAMAN TEBU (Saccharum officinarum L.) ASNIAH, ASNIAH; AYUNI, RANI; SYAIR, SYAIR; TAUFIK, MUHAMMAD; RAHMAN, ABDUL; SATRAH, VIT NERU; BOTEK, MUHAMMAD; PUTRI, NOVITA PRAMASARI
Jurnal Agroteknos Vol 13, No 3 (2023)
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Burn disease caused by the fungus Ustilago scitaminea is an airborne pathogen whose spores can be carried by the wind, agricultural tools and people who wear the clothes they wear. The use of resistant varieties is a fairly effective control in controlling smut disease in sugarcane. This study aims to determine the resistance response of sugarcane varieties to smut disease on sugarcane (Saccharum officinarum L.). This research was conducted at the Laboratory of Plant Protection, Phytopathology Unit, Faculty of Agriculture and the Green House of the Faculty of Agriculture, University of Halu Oleo, Kendari. The research design used a completely randomized design (CRD) consisting of 4 varietal treatments namely the Kidang Kencana variety (V1), the Bululawang variety (V2), the green sugarcane cultivar (V3) and the red sugarcane cultivar (V4). The results of this study indicated that disease incidence and disease severity had no significant effect at all observation times (7, 14, 21, 28, and 35 DAP). The longest incubation period with the incidence and severity of the disease was 0% in the V1 and V2 treatments.