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EFFECT OF DIFFERENCES IN PLANTING DISTANCE ON GROWTH AND YIELD OF Zea mays in RED-YELLOW PODZOLIC SOIL Desty Aulia Putrantri; Reza Zulfahmi; Hilman Hidayat; Hevia Purnama sari; Mustika Adzania Lestarit
J-PEN Borneo : Jurnal Ilmu Pertanian Vol 6, No 2 (2023)
Publisher : FAKULTAS PERTANIAN UNIVERSITAS BORNEO TARAKAN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35334/jpen.v6i2.4544

Abstract

The problem that occurs in efforts to increase zea mays production is low land productivity, especially for red-yellow podzolic soil types. Setting plant spacing is an important factor to increase crop production easily and not increase production costs. Increasing the plant population per unit area can increase yields, but if the plant population continues to be increased, the yield will actually decrease. The aim of this research was to determine the response of growth and production of Zea mays to plant spacing treatments and to determine the correct planting distance with a high growth and production response. This research used a Randomized Block Design with 4 treatments, namely: P1 = planting distance 100 x 20 cm; P2 = planting distance 80 x 20 cm; P3 = planting distance 60 x 20 cm; and P4 = planting distance 40 x 20 cm; and repeated 3 times. Observation variables included plant height, ear weight, ear diameter, ear length, and sweetness level. The data analysis used was analysis of variance to determine whether the treatments were significantly different or not and continued with the LSD test with a significance level of 5%. The research results showed that differences in the planting distance of Zea mays on red-yellow podzolic soil had an effect on plant height, cob weight without corn husks, cob weight with corn husks, and cob length. Treatments P1 and P2 were the best treatments for the variables plant height, cob weight without corn husks, and cob weight with corn husks. Meanwhile, for the cob length variable, the best treatment is the P1 treatment.
Daya Hasil Tiga Genotipe Bawang Merah Potensial dengan Pemberian Berbagai Pupuk Organik Reza Zulfahmi; Mustika Adzania Lestari; Hevia Purnama Sari; Desty Aulia Putrantri
J-Plantasimbiosa Vol 6 No 1 (2024)
Publisher : Politeknik Negeri Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jplantasimbiosa.v6i1.3552

Abstract

Shallots that are cultivated intensively using inorganic fertilizers cause a decrease in land quality which has an impact on decreasing production, so it is necessary to use organic fertilizers to reduce the use of inorganic fertilizers. This research aims to determine the yield of three potential shallot genotypes with different organic fertilizers. This research used a factorial Randomized Complete Block Design (RCBD) with three replications. The first factor is three potential shallot genotypes consisting of Bima Brebes, Maja Cipanas, and Bauji. The second factor is the provision of organic fertilizer consisting of no application, manure, compost and bokashi. The results showed that Bima Brebes had the highest average growth and production compared to other genotypes. Organic fertilizer can improve all characters, except for the number of leaves, number of tillers, and fresh weight of bulbs. Bokashi gives the best results in increasing shallot growth and yield but is no different from compost. Keywords: Bima Brebes, Productivity, Genotype Testing.
Pengendalian Hama Dan Penyakit Tanaman Hortikultura Secara Terpadu Di Pekon Sidokaton, Kecamatan Gisting, Kabupaten Tanggamus Reza Zulfahmi; Rianida Taisa; Marveldani Marveldani; Yusanto Yusanto; Ferziana Ferziana; Hilman Hidayat; Desi Maulida; Henni Elfandari; Riana Jumawati; Mustika Adzania Lestari; Hevia Purnama Sari; Desty Aulia Putrantri
Jurnal Abimana (Jurnal Pengabdian Kepada Masyarakat Nasional) Vol 1 No 1 (2024): Mei
Publisher : Pusat Penelitian dan Pengabdian Kepada Masyarakat Politeknik Negeri Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/abimana.v1i1.3551

Abstract

Pekon Sidokaton terletak dilereng Gunung Tanggamus tepatnya di kecamatan Gisting, Kabupaten Tanggamus. Sebagian besar masyarakat pekon Sidokaton bekerja sebagai petani. Permasalahan yang sering dihadapi petani Sidokaton adalah serangan organisme pengganggu tanaman (OPT). Selama ini pengendalian yang dilakukan adalah pengendalian secara kimiawi dengan menggunakan pestisida. Dalam penerapan di bidang pertanian, ternyata tidak semua pestisida mengenai sasaran. Kurang lebih hanya 20 persen pestisida mengenai sasaran sedangkan 80 persen lainnya jatuh ke tanah. Akumulasi residu pestisida tersebut mengakibatkan pencemaran lahan pertanian, reistensi hama dan penyakit, terakumulasi pada hasil panen, dan bersifat racun bagi penggunanya. Dalam pengendalian OPT haruslah memperhatikan konsep ekologi pertanian yang dikenal dengan konsep pengendalian hama terpadu (PHT). Konsep ini dilaksanakan dengan cara memadukan beberapa teknik pengendalian OPT yang dilakukan sejak dari awal persiapan lahan hingga panen, dengan menerapkan konsep PHT diyakini dapat mengatasi serangan OPT yang terjadi. Adanya kegiatan penyuluhan PHT ini diharapkan petani Sidokaton mampu secara mandiri menerapkan konsep PHT dalam pengendalian OPT. Hasil pengabdian kepada masyarakat dapat disimpulkan bahwa petani Sidokaton mulai sadar akan pentingnya menjaga kelestarian keberlanjutan pertanian dengan menjaga ekosistem pertanian melalui pengendalian OPT secara terpadu.