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Pengendalian hama ulat penggulung daun pisang (Erionota thrax L.) dengan ekstrak kasar batang sereh (Cymbopogon citratus) Mudasir Mudasir; Sugiyanto Sugiyanto; Fetty Dwi Rahmayanti
Composite : Jurnal Ilmu Pertanian Vol 7 No 1 (2025): Februari
Publisher : University of Insan Cendekia Mandiri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37577/composite.v7i1.839

Abstract

Lemongrass stems (Cymbopogon citratus) are natural ingredients that contain allelopathic compounds, which can disrupt the metabolic processes of pests, which can cause death. Kitchen lemongrass stems can be used as a preference, as a natural, environmentally friendly ingredient for controlling banana leafroller caterpillar pests (Erionota thrax L). This study aims to determine the effect of kitchen lemongrass stem extract on the time of death of E. thrax larvae, to obtain the best concentration and dose as well as the interaction of determining the concentration and dose of the extract on time of death, mortality, body condition and percentage of attacks by Erionata thrax L larvae. The research method used a Factorial Completely Randomized Design (CRD) consisting of 2 factors with 4 treatments and 4 repetitions. The 1st factor is the concentration (20%, 40%, 60% kitchen lemongrass bioinsecticide) and 1% (1% insecticide) while the second factor is the dose of 10 ml, 20 ml and 30 ml of kitchen lemongrass stem extract. The observation data was analyzed using ANOVA (Analysis of Variance) at the 5% level. If there is a real influence, then proceed with the LSD (Least Significant Difference) test. This research shows that the application of lemongrass stem extract has a real influence on the time of death, larval mortality, body condition, and percentage of appetite of banana leafroller caterpillars. A concentration of 60% and a dose of 30 ml of lemongrass stem extract provided a significant interaction with the death time of Erionata thrax L larvae.
PENGARUH KELAS KEMIRINGAN DAN POSISI LERENG TERHADAP KANDUNGAN Fe TANAH SEBAGAI INDIKATOR KUALITAS LINGKUNGAN DAN KESUBURAN TANAH PADA ALFISOL DI DESA GUNUNGSARI KABUPATEN TASIKMALAYA Fetty Dwi Rahmayanti
Agrisia: Jurnal Ilmu-Ilmu Pertanian Vol. 11 No. 2 (2019): Agrisia
Publisher : Fakultas Pertanian Universitas Borobudur

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Abstract

This research was conducted to know the effect of slope class and slope position on Fe thickness. The study was using survey method and comparative descriptive analysis through physiographic approach freely based on physio-graphic land appearance. The sampling technique is based on the sampling me-thod of consideration in stratification. Soil samples were taken from three slope classes: 8-15%, 16-25% and 26-40% with three slope positions: top, middle and bottom positions. The results showed that the slope and slope position had an effect on the content of Fe. The highest content was on the slope of 16-25%. Based on the slope position, the highest Fe content was found in the downslope position. Soil foam can be used as an indicator of environmental quality and soil fertility. Keywords: Slope and Slope Position, Fe (iron), Environmental Quality, Soil Fer-tility.
PEMANFAATAN LIMBAH CANGKANG TELUR SEBAGAI PUPUK MAKRO (Ca) PADA TANAMAN BAWANG MERAH Fetty Dwi Rahmayanti
Agrisia: Jurnal Ilmu-Ilmu Pertanian Vol. 12 No. 2 (2020): Agrisia
Publisher : Fakultas Pertanian Universitas Borobudur

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Abstract

One of the urban wastes classified as organic waste and originating from households is eggshell waste. According to data from the Business Competition Supervisory Commission (2010), egg consumption in the Jakarta Capital City region in 2007 was 240,900,000, -. The higher the amount of egg consumption in the DKI Jakarta area will result in higher eggshell waste produced, especially in the area of Cipinang Melayu Village, East Jakarta, which intersects with Kalimalang as the Citarum sub-watershed. One alternative to dealing with urban eggshell waste which is classified as organic waste, especially in Cipinang Melayu Village, which is located in the Kalimalang River, which is part of the Citarum sub-watershed, is to use egg shells as fertilizer for eggshell flour for nutrition for plants.               The types of plants that can be selected in the research plan this time are shallot plants. The role of onion is very significant in society, therefore at this time it can be developed as a plant that has a dual function, namely as a cooking spice and as a medicinal plant. It is in line with the program of the Ministry of Agriculture of the Republic of Indonesia, in order to meet the daily needs of shallots for household consumption and in the context of not optimal utilization of yards in urban agriculture, so one way to cultivate shallots for urban communities is through the cultivation method pot.               The research focused on cultivating shallot plants in pots and utilizing waste chicken egg shells and duck egg shells. The eggshell waste will be processed so that it becomes organic fertilizer, namely eggshell fertilizer as nutrition for shallot plants. During the research process, from planting onions to harvesting, each stage of growth and development will be observed. This research is expected to be used as input in urban agricultural learning, especially learning materials in the fields of Agricultural Science, Natural Sciences and Environment.Keywords: Eggshells, Ca Fertilizer, Egg Waste, Shallot Plants
PENGARUH KOMPOSISI PUPUK ORGANIK TERHADAP PERTUMBUHAN DAN HASIL TANAMAN SAWI PAGODA ( Brassica narinosa L. ) Badih Badih; Sugiyanto Saleh; Fetty Dwi Rahmayanti
Agrisia: Jurnal Ilmu-Ilmu Pertanian Vol. 13 No. 2 (2021): Agrisia
Publisher : Fakultas Pertanian Universitas Borobudur

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Abstract

ABSTRACTResearch to determine the response of the Pagoda Mustard (Brassica narinosa L.)plant was carried out at the Experimental Garden of the Faculty of Agriculture, University of Borobudur, Campus A, Kalimalang Road, No.1. East Jakarta, fromDecember 2020 to February 2021. This study used a Monofactorial Design in aRandomized Block Design (RBD) with three (3) replications. The treatments testedconsisted of Red Soilwith Husk Charcoal (1:1), Red Soil with Compost (1:1), Red Soilwith Goat Manure (1:1), Red Soil with Chicken Manure (1:1). Three (3) samples wereassigned to each trial unit.The data were analyzed descriptively and inference consisting of the F test andfurther tests on five (5) parameters, namely, Plant Height, Number of Leaves, LeafArea, Wet Weight and Dry Weight. Data analysis used the Least Significance Different(LSD) Test at 5% real difference, using SPSS software version 24.The results of the analysis showed that the effect of the composition of the plantingmedium of Tanah Merah combined with husk charcoal (1:1) had no significant effect onthe growth of Pagoda Mustard (Brassica narinosa L.). The composition of the plantingmedia of Tanah Merah combined with compost (1:1) had a significant (significant)effect on the growth of Pagoda Sawi (Brassica narinosa L.). The composition of theplanting media combination of Tanah Merah with Goat Manure (1:1) did notsignificantly affect the Pagoda Mustard (Brassica narinosa L.) plant. The compositionof the planting media combination of Tanah Merah with Chicken Manure (1:1) was notsignificantly different to no significant effect on Pagoda Sawi (Brassica narinosa L.).Keywords: organic fertilizer, pagoda mustard (Brassica narinosa L.), red soil