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Journal : Jurnal Sains Teknologi dan Lingkungan (JSTL)

Aplikasi Irigasi Tetes Bertingkat Dengan Tanaman Horti Kultura di Perumahan Padat Penduduk Kota Mataram Hulu: Application Of Dropping Irrigation With Horti Culture in Solid Population Housing in Mataram Hulu City I Dewa Gede Jaya Negara; Bambang Hariyanto; Anid Supriyadi
JURNAL SAINS TEKNOLOGI & LINGKUNGAN Vol. 8 No. 2 (2022): JURNAL SAINS TEKNOLOGI & LINGKUNGAN
Publisher : LPPM Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jstl.v8i2.388

Abstract

This study aims to determine the application of a three-storey drip irrigation system to horticultural crops of chilies, kale and eggplant as one of the household food supporting crop commodities. In addition to increasing the potential for irrigation and boosting the economy from agricultural products on this limited land, it is necessary to know this, so that it can be used as material for consideration in maintaining family food security. Irrigation test activities were also carried out on irrigation uniformity, irrigation distribution and irrigation depth at various irrigation times. Tests were carried out on variations of soil and compost as planting media with the ratios of: 70%: 30%, 50%: 50%, 30%: 70% and four variations in tank water volume. The drip application network uses ½” PVC pipe and dripe on the third floor, while for the first and second levels the Netafim (NTF) pipe is 12 mm. The secondary irrigation network uses ¾ inch, 1 ½ inch and ½ inch PVC in an irrigation test chamber measuring 1.5 m x 4 m and a height of 1 m between levels. The results of the analysis of the test data showed that the uniformity of PVC drip irrigation and NTF combined obtained an average of above 95%, with a very even distribution of water. Irrigation depth obtained at all variations of the water tank level, that is, at 70% of the soil ranges from 3cm -20 cm, at 50% of the soil ranges from 4cm - 20cm and at 30% the amount of infiltration ranges from 2.5 cm - 18.5 cm. Multilevel drip irrigation can support the provision of family food in meeting the needs of kitchen ingredients such as chilies and vegetables to support family food security
Analisis Karakteristik Aliran Irigasi Perforasi Pada Lahan Datar: Analysis of Perforated Irrigation Flow Characteristics on Flat Land I Dewa Gede Jaya Negara; Anid Supriyadi; Agus Suroso; Humairo Saidah; Heri Sulistiyono; Abdi Fadillah
JURNAL SAINS TEKNOLOGI & LINGKUNGAN Vol. 9 No. 1 (2023): JURNAL SAINS TEKNOLOGI & LINGKUNGAN
Publisher : LPPM Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jstl.v9i1.424

Abstract

Perforation irrigation is a unidirectional beam irrigation system that can be used for crop irrigation on dry land, due to the efficient use of water and the ability to wet land with a limited area. Therefore, the perforation irrigation system needs to be studied further in relation to the area of land that can be irrigated and the distribution of discharge to each perforated pipe. By testing several variations of the water level, the perforation irrigation emission capability will be obtained in the form of irrigation distribution, uniformity, emission capability and discharge amount used in irrigation on flat land. This study aims to determine the perforation irrigation capacity on flat land, the distribution of irrigation and the amount of discharge required. The test was carried out on three perforated pipes made of ½” PVC as lateral pipes, three transmission pipe length variations, such as 0.8m, 1m, and 1.2m with a distance between the perforations of 60 cm. The source of irrigation water comes from a 3 m tall tower with a capacity of ± 200 ????????????????????. The test uses three variations of head height, namely h1 350 cm, h2 360 cm, h3 370 cm and h4 380 cm. The results showed that the perforation irrigation jet length was around 100cm -120 cm, the uniformity of CU irrigation was above 97% with a total discharge on h1 QT = 0.689 lt/s, h2 QT = 0.690 lt/s , h3 QT = 0.695 lt/s and on h4 QT = 0.701 lt/s. While the range of flow rates for perforation 1 pipe Q1 (0.42 lt/s – 0.429 lt/s), perforation 2, Q2 (0.13 -0.145 lt/s) and perforation 3, Q3 (0.129 - 0.135 lt/s)
Analisis Optimasi Aplikasi Sistem Irigasi Tetes PVC Ber-Amiter pada Variasi Lahan Bertingkat Untuk Mendukung Kegiatan Pertanian di Permukiman Perkotaan: Optimization Analysis of the Application of Emitter PVC Drip Irrigation Systems on Variations of Multistorey Land to Support Agricultural Activities in Urban Settlements I Dewa Gede Jaya Negara; Lilik Hanifah; Anid Supriyadi; Eko Pradjoko; Atas Pracoyo
JURNAL SAINS TEKNOLOGI & LINGKUNGAN Vol. 9 No. 3 (2023): JURNAL SAINS TEKNOLOGI & LINGKUNGAN
Publisher : LPPM Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jstl.v9i3.490

Abstract

Multilevel drip irrigation with PVC pipes is an efficient irrigation method that has the potential to be applied in urban settlements. Even though the land used is not very large, farming can be done effectively because it uses polybag land. This study aims to determine the effect of variations in PVC pipe drip irrigation networks with amiter on irrigation distribution, irrigation uniformity, and soil moisture levels with variations in irrigation duration. The test was carried out on four variations of tower water level and four variations of PVC drip irrigation networks in a multi-level system, with four variations of irrigation duration t1=5 minutes, t2=10 minutes, t3=15 minutes and t4=20 minutes. The test data analyzed includes irrigation distribution data and irrigation uniformity (Cu) and soil moisture recharge (Wt). The analysis results show that the best distribution of drip irrigation is obtained in network variation 3 with an average of 69 ml. The average uniformity obtained for Cu is above 97%, which is considered very good. Soil moisture Wt in variation 3 drip irrigation networks for a depth of 20 cm ranges from 0.69% - 21.65% at L1, at L2 around 2.16% - 21.65%, at L3 is 2.19% -21.68 % and at L4 it is 10.41% - 28.66%, so the higher the level position, the greater the soil moisture addition provided by irrigation.