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Journal : Jurnal Media Pertanian

Aplikasi ZPT Giberelin dan Teknik Pemangkasan Buah Untuk Meningkatkan Pertumbuhan dan Produksi Tanaman Semangka (Citrullus vulgaris Schard.) di sela Tanaman Kelapa Sawit Nadiya Pirhat; Anis Tatik Maryani; Heri Junedi
Jurnal Media Pertanian Vol 8, No 1 (2023): April
Publisher : Universitas Batanghari

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/jagro.v8i1.172

Abstract

Watermelon is one of the horticultural commodities in the fruit group which is quite attractive to the people of Indonesia, especially people in the lowland areas. Besides that, the lowlands are known for their fertile soil characteristics so that people can easily cultivate crops. However, there are still problems faced by farmers in planting watermelons, one of which is the few varieties of watermelon plants that can meet the quality of the fruit according to market demand in certain areas. This can be done with several efforts, namely pruning the fruit and giving Plant Growth Regulator(PGR). In addition, farmers can also optimize agricultural land by planting watermelons between annual crops such as immature oil palm (TBM).This research was carried out experimentally in the form of a factorial experiment arranged in a randomized block design (RBD) consisting of 2 factors, namely the first factor with 4 gibberellin application treatments (0 ml l-1; 3 ml l-1; 5 ml l-1 and 7 ml l-1) and the second factor with 4 pruning treatments (without pruning; leaving 1 fruit/plant; leaving 2 fruits/plant and leaving 3 fruits/plant), each treatment was repeated 3 times. The results showed that giving gibberellin concentrations of 7 ml l-1 and pruning the fruit leaving 1 fruit per plant gave the highest yields for each parameter observed both in quantity and quality for growth and production of watermelon plants. Farmers can optimize oil palm land so that it helps the economy during immature oil palm plantations (TBM).
Kajian Pengaruh Dosis Biochar Sekam Padi dan Tipe Konteiner Terhadap Beberapa Karakteristik Media dan Pertumbuhan Acacia crassicarpa di Pembibitan Johan Johan; Aswandi Aswandi; Heri Junedi
Jurnal Media Pertanian Vol 8, No 1 (2023): April
Publisher : Universitas Batanghari

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/jagro.v8i1.180

Abstract

One material that has the potential to replace cocopeat and peat for planting media is rice husk biochar because it has the ability to increase pH, has a porous structure and is rich in potassium. Currently, Acacia crassicarpa nurseries generally use polybag and polytube containers which often have negative effects on rooting and problems in the planting process in the field. The use of paper bags as an alternative to containers that have a larger volume advantage than polytubes, and can be directly planted in the field requires a more in-depth study. This study aims to examine the optimum dosage of rice husk biochar and container type for the growth of Acacia crassicarpa seedlings in nurseries. This study used a Split Plot design with a factorial pattern, each consisting of 3 main plots, namely polybag, polytube and paperbag and 4 subplots consisting of 4 doses of husk charcoal biochar, respectively 0%, 10%, 30% and 50 %. Each treatment was repeated 3 times. The variables measured were media porosity, media pH, plant height, stem diameter and seedling root volume. Data were analyzed using the ANOVA test and then tested further with the DNMRT test at α5%. Analysis using SPSS software version 2.3. The results indicated that the interaction between the type of container and the dosage of rice husk biochar only had a significant effect on the porosity variable. The type of container alone did not show a significant effect on soil pH variables, but had a significant effect on plant height, stem diameter and root volume variables. Polybags give the best results for the height and diameter of the seedlings. Polytube gave the best effect on root volume variables, paperbags showed the least circular roots. This variable was not tested but visually shows a significant difference. Treatment of single doses of biochar had a significant effect on soil pH, seedling height, seedling diameter and seedling root volume. There was a tendency to increase soil pH and root volume with increasing doses of biochar. The best seedling height and diameter variables were obtained at a dose of 10% biochar, this gives an indication that the biochar dose is optimum for seedling growth
Pengaruh Biochar Sekam Padi dan Pupuk Kandang Kotoran Ayam Terhadap Kesuburan Ultisol dan Hasil Kacang Tanah (Arachis hypogea L.) Bilhuda, Abi Mayu; Riduan, Ahmad; Junedi, Heri
Jurnal Media Pertanian Vol 9, No 1 (2024): April
Publisher : Universitas Batanghari

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/jagro.v9i1.228

Abstract

Peanuts are a legume commodity that ranks second after soybeans and have the potential to be a strategic commodity because demand is quite large every year, both for food, feed and industry. Ultisol soil is soil that is less fertile and unproductive for most plants. Organic matter can improve soil conditions and provide nutrients for plants. Biochar is a soil amendment material made from various crop residues that has potential and has a high C/N ratio or is difficult to decompose. The aim of this research is to determine the effect of rice husk biochar combined with chicken manure on improving the fertility of Ultisol, on peanut yield. , and determine the best dose of rice husk biochar combined with chicken manure for peanut yield on Ultisol soil. The research was carried out at the experimental field of the Agricultural Training Center Jl. Jambi – Palembang, KM 16 Pondok Meja Village, Mestong District, Muaro Jambi Regency, from May to August 2022. Research usingRandomized Block Design (RAK), with 9 treatments, namely chicken manure (P0B0 = Without biochar and chicken manure, P1B0 = 10 tons ha-1 chicken manure, P2B0 = 15 tons ha-1 chicken manure manure, P0B1 = 5 ton ha-1 biochar, P0B2 = 10 tons ha-1 biochar, P1B1 = 10 tons ha-1 chicken manure + 5 tons ha-1 biochar, P1B2 = 10 tons ha-1 chicken manure + 10 tons ha- 1 biochar, P2B1 = 15 tons ha-1 chicken manure + 5 tons ha-1 biochar, P2B2 = 15 tons ha-1 chicken manure + 10 tons ha-1 biochar) and 3 groups as replications, so that in the research There are 27 experimental plots. The observation variables in this research were plant height, number of leaves per plant, flowering age, number of pods per plant, pod weight per plant, dry pod weight per plot, weight of 100 seeds, plant yield per hectare, and plant P and K nutrient uptake. To determine the effect of treatment, a 5% level of analysis of variance (ANOVA) was carried out. The results of the research show that the application of rice husk biochar combined with chicken manure affects the fertility of ultisol, namely by increasing the soil pH to close to neutral, the elements of total N, total P, total K and available P so that it influences the variables of plant height, number of leaves, number of pods per plants, plant P and K uptake, dry weight of pods per plant, dry weight of pods per plot, weight of 100 seeds, and plant yield per hectare. Keywords: Peanuts, Ultisol, Biochar, Chicken Manure.