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Journal : Protech Biosystems Journal

Testing the Effectiveness of Drip Irrigation Technique Design in Chili Cultivation on Dry Land Suwati, Suwati; Muanah, Muanah; Basirun, Basirun
Protech Biosystems Journal Vol 3, No 2 (2023): PROTECH BIOSYSTEM JOURNAL
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/protech.v3i2.21069

Abstract

Dry land is productive land that can operate all year round, but with minimal water availability it is one of the obstacles for chili farmers. Therefore, the right solution for this problem is by applying drip irrigation techniques. The purpose of this research was to design and test the performance of the design on chili cultivation in dry land. This study used an experimental method with a direct experimental design on community agricultural land, by making 3 treatment groups, namely P1: surface drip irrigation, P2: subsurface drip irrigation, and P3: open channel irrigation. In this study, the parameters to be studied were designing and conducting performance tests on emitter discharge, water drop uniformity, and wetted areas. The results showed that the drip irrigation design consisted of several components, including primary reservoirs, secondary reservoirs, emitters and pressure regulators. The results of the performance test of the drip irrigation technique design can be said to be feasible to apply based on the discharge value and the drop uniformity coefficient, and the growth of chili plants, both with subsurface and above-surface drip irrigation techniques, does not have a significant effect. So it can be concluded that the method of providing water with subsurface and above-surface irrigation is both said to be effective and efficient
Analysis of the biogas content of tofu solid waste with the addition of urea Darati, Almiatun Ratu; Suwati, Suwati; Istiqamah, Nur Annisa; Muanah, Muanah; Basirun, Basirun
Protech Biosystems Journal Vol 5, No 1 (2025): Protech Biosystem Journal
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/protech.v5i1.28998

Abstract

Biogas production by fermentation is a source of energy obtained from organic waste, one of which is waste from the tofu and tempeh industry. The aim of this study was to analyze the biogas content of tau waste by adding urea. The research method uses an experimental method with a Completely Randomized Design. There were four treatments, namely T1: 7 kg of tofu waste, T2: addition of 7 kg of tofu waste + 1.4 kg of urea starter, T3: addition of tofu waste + 2.8 kg of urea starter, and T4: addition of 7 kg of tofu waste + urea starter as much as 4.2 kg. Each treatment was repeated 3 times to obtain 12 experimental units. The statistical test results show that the biogas content, in this case carbon dioxide and methane gas, with the highest measurement results found in T1 was 3819.17 ppm, and methane gas was 558.08 mol.