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Aplikasi Pupuk Vermikompos Terhadap Pertumbuhan dan Produksi Tanaman Jagung Manis (Zea mays sacharrata Sturt) serta Intensitas Serangan Hama Utamanya Uluputty, Muhammad Riadh
JURNAL PERTANIAN KEPULAUAN Vol 8 No 1 (2024): Jurnal Pertanian Kepulauan
Publisher : Fakultas Pertanian, Universitas Pattimura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30598/jpk.2024.8.1.35

Abstract

The potential for agribusiness growth of sweet corn (Zea mays Sacharata Sturt) is quite high because it is very popular and favored by consumers. The study aimed to determine the effect of the dose of vermicompost fertilizer on the growth and yield of sweet corn. The research was conducted using a randomized block design (RBD) with 3 replications, namely K0 = control, K1 = 50 g/plant, K2 = 100 g/plant, and K3 = 150 g/plant. There were 12 experimental units; each treatment was 6 plants, so the total number of plants was 72. The application of vermicompost can increase the growth and production of sweet corn plants. Based on the study's results, sweet corn's growth and yield were significantly affected by the treatment of vermicompost with a dose of 150 g. It was found that the main pest species that infected this plant were Helicoverpa armigera Hubner, Ostrinia furnacalis, and Oxya sp. It is expected that the results of the study can be used in the future regarding the application of a combination of compost and other biological fertilizers in the field.
Peran Gulma sebagai Vegetasi Penutup dalam Mitigasi Erosi Tanah Pertanaman Cengkeh: Review Sistematis Uluputty, Muhammad Riadh
Jurnal Agrohut Vol. 16 No. 2 (2025): Agrohut
Publisher : Fakultas Pertanian Universitas Darussalam Ambon

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51135/agh.v16i2.381

Abstract

Keberadaan gulma dalam areal pertanaman cengkeh tidak selalu memberikan pengaruh yang bersifat merugikan, tetapi ada juga peran positif dalam mengendalikan erosi tanah oleh pukulan air hujan. Erosi merupakan mekanisme terangkutnya partikel tanah oleh aliran permukaan (run off). Dengan adanya gulma dalam areal pertanaman cengkeh dapat menjadi tumbuhan penutup tanah sehingga kekuatan merusak air hujan terhadap struktur tanah dapat ditekan, yang pada akhirnya dapat menakan besarnya erosi air. Kehadiran gulma di areal pertanaman cengkeh, melalui sistem perakarannya dapat mengikat partikel tanah sehingga lebih tahan terhadap run off yang pada akhirnya partikel tanah yang terangkut erosi menjadi berkurang. Selain itu dengan adanya gulma di areal pertanian tanaman cengkeh dapat menjadi sumber bahan organik, dimana bahan organik ini dapat menjadi bahan pengikat partikel membentuk agregat sehingga tanah lebih tahan terhadap erosi air. Gulma juga ikut berperan dalam meningkatkan infiltrasi air ke dalam tanah, makin banyak air yang masuk ke dalam tanah, maka air run off berkurang yang pada akhirnya partikel tanah yang terangkut air menjadi berkurang. Dengan demikian maka keberadaan gulma dalam areal pertanaman cengkeh dapat menjamin kelestarian tanah secara berkelanjutan.
Karakterisasi Morfoekotipe dan Proksimat Pala Banda (Myristica fragrans Houtt.) Ilyas Marzuki; M. R. Uluputty; Sandra A. Aziz; Memen Surahman
Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) Vol. 36 No. 2 (2008): Buletin Agronomi
Publisher : Indonesia Society of Agronomy (PERAGI) and Department of Agronomy and Horticulture, Faculty of Agriculture, IPB University, Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (56.227 KB) | DOI: 10.24831/jai.v36i2.20505

Abstract

A field research was conducted to study morpho-ecotype and proximate aspects of Banda nutmeg (Myristica fragrans Houtt.) in three ecotypes: Banda Islands, Ambon Island, and Ceram Island in Maluku. The objectives of the study were to characterize morpho-ecotype of the Banda nutmeg, to investigate the trees productivity across three ecotypes, and to identify the proximate characteristics of the fruit. Ten productive nutmeg sample trees aged ranging 25 to 50 years were chosen for observations. In morphological observation, 21 items were described based on IBPGR procedure, and then subjected to UPGMA cluster analysis. The proximates of nutmeg flesh including edible portion (EP), water content, protein content, fat content, and pectin content were analyzed by AOAC procedure. Morphological and proximate data were analyzed using SAS. Results show that Moluccas ecotypes characterized by hill and mountain has tectonic mountain physiography and karst soils with a slope of 16 to 40%. Ambon and Banda ecotypes are mainly composed of volcanic soils, whilst Luhu has sediment. The climate of Moluccas ecotype is dominated by IIIC type, except Banda Island which has IIB. The morphological traits of the nutmeg are stabile across three ecotypes (similarity index, SI 90%). Productions of fruit, nutmeg, and mace show no difference between the three sites. They are 137.73, 19.27, and 3.07 kg per tree, respectively. All proximate parameters analyzed are not statistically different, except EP. EP of Ambon ecotype is statistically different from that of Ceram but it is similar to Banda ecotype.