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KAJIAN POTENSI RIZOBAKTERI PEMACU PERTUMBUHAN TANAMAN YANG DIISOLASI DARI RIZOSFER PADI SEHAT GUSTI AYU KADE SUTARIATI; TRESJIA CORINA RAKIAN; AGUSTINA -; NOVITA SOPACUA; LA MUDI -; MUBAYYINUL HAQ
Jurnal Agroteknos Vol 4, No 2 (2014)
Publisher : Jurnal Agroteknos

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (179.514 KB)

Abstract

The experiment was carried out to characterize the ability of rhizobacteria isolated from the rhizosphere of healthy lowland rice in dissolving phosphate or fixing nitrogen.  The research was conducted from February to June 2011 at Agronomy Laboratory, Agriculture Faculty, Halu Oleo University. The experiment was arranged based on descriptive methods. Overall, the number of isolates characterized were 40 isolates.  The results of the isolate characterization were documentated with specific indicators (eg. the ability to dissolve phosphate in the form of halo/clear zone). The research indicated that most of these isolates had the ability to dissolve phosphate and fix nitrogen.  Isolates PKNW 6, PKMN 7,  PKNS 3, PKNS 9 and PKNW 4 showed better ability in dissolving phosphate and fixing nitrogen than other isolates evaluated. Further studies are still needed for the development of the potential isolates as biological agensts or biofertilizer. Keywords: healthy rice rhizosphere, rhizobacteria, fix nitrogen, dissolve phosphate
Deleterious Rizobacteria yang Diformulasi dalam Bahan Pembawa untuk Mengendalikan Gulma dan Meningkatkan Pertumbuhan Tanaman Sorgum Alya Nurul Azkia; Tresjia Corina Rakian; Muhidin Muhidin
Berkala Penelitian Agronomi Vol 10, No 1 (2022)
Publisher : Universitas Halu Oleo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33772/bpa.v10i1.19864

Abstract

Sorgum merupakan tanaman serealia yang memiliki potensi untuk dibudidayakan. Namun produksi sorgum saat ini masih dikategorikan rendah. Salah satu faktor yang menyebabkan produksi rendah  adalah teknik budidaya yang tidak tepat seperti gangguan gulma. Maka dari itu perlu alternatif ramah lingkungan seperti pemanfaatan deleterious rizobakteri sebagai bioherbisida. Penelitian ini bertujuan untuk mengetahui pengaruh isolat rhizobacteria dalam berbagai jenis bahan pembawa berbeda yang dapat menekan pertumbuhan gulma serta memacu pertumbuhan dan produksi tanaman sorgum. Penelitian ini dilaksanakan di Laboratorim Lapangan dan Labotarium Agroteknologi Unit Agronomi Fakultas Pertanian Universitas Halu Oleo. Perlakuan disusun menggunakan rancangan acak kelompok yakni tanpa perlakuan (F0), F1 Formulasi isolat Bacillus lentus (A05) + serbuk arang sekam (F1), Formulasi isolat Bacillus lentus (A05) + talek (F2), Formulasi isolat Bacillus lentus (A05) +bentonit (F3), Formulasi isolat Pseudomonas aeruginosa (A08) + serbuk arang sekam (F4), Formulasi isolat Pseudomonas aeruginosa (A08) + talek (F5), Formulasi isolat Pseudomonas aeruginosa (A08) + bentonit (F6). Vegetasi gulma dianalisis menggunakan metode kuadrat, ukuran kuadrat yang digunakan yaitu 1x1 m2, pengamatan dilakukan 2 kali pada saat tanaman sorgum berumur 28 HST. Variabel yang diamati pada tanaman adalah tinggi tanaman,  indeks luas daun, laju tumbuh relatif, berat basah malai, berat kering malai, berat 1000 biji dan  produktivitas. Data hasil pengamatan dianalisis menggunakan sidik ragam, F-hitung yang menunjukkan pengaruh nyata atau sangat nyata dilanjutkan dengan Uji Jarak Berganda Duncan pada taraf kepercayaan 95%. Hasil penelitian menunjukkan bahwa Isolat rhizobacteria Bacillus lentus (A05) dan Pseudomonas aeruginosa (A08) dalam berbagai jenis bahan pembawa dapat menekan pertumbuhan gulma dan Isolat rhizobacteria yang berpengaruh paling baik yaitu isolat Bacillus lentus (A05) dalam bahan pembawa serbuk arang sekam karena perlakuan ini mendapatkan jenis gulma terendah dan dapat meningkatkan pertumbuhan tanaman sorgum.
Analisis Jenis Mulsa Organik Pada Bobot yang berbeda Terhadap Pertumbuhan dan Produksi Tanaman Sawi (Brassica sp.) Uddin Uddin; Laode Sabaruddin; Andi Bahrun; Aminuddin Mane Kandari; Rachmawati Hasid; Tresjia Corina Rakian
Berkala Penelitian Agronomi Vol 10, No 1 (2022)
Publisher : Universitas Halu Oleo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33772/bpa.v10i1.19511

Abstract

Tanaman sawi (Brassica sp.) merupakan tanaman sayuran yang termasuk dalam tanaman hortikultura . Permasalahan yang dihadapi rendahnya produksi tanaman sawi disebabkan faktor lingkungan diantaranya kekeringan dimusim kemarau dan curah hujan yang tinggi dimusim hujan. Teknologi yang dapat dikembangkan adalah dengan penggunaan bobot dan jenis mulsa organik yang berbeda. Penelitian bertujuan menyelidiki pengaruh penggunaan bobot dan jenis mulsa organik terhadap pertumbuhan dan produksi tanaman sawi (Brassica sp.), mengetahui pengaruh mandiri penggunaan bobot dan jenis mulsa organik terhadap pertumbuhan dan produksi tanaman sawi (Brassica sp.), dan mengetahui bobot dan jenis mulsa organik yang lebih baik untuk mendukung pertumbuhan dan produksi tanaman sawi (Brassica sp.). Penelitian menggunakan Rancangan Petak Terpisah yang terdiri atas dua faktor. Bobot mulsa sebagai petak utama (main plot) terdiri atas : mulsa dengan bobot 3,75 t ha-1 dan bobot mulsa 7,50 t ha-1. Sedangkan jenis mulsa pada anak petak (sub plot), terdiri atas : mulsa alang-alang, mulsa jerami padi dan mulsa kirinyu. Hasil penelitian menunjukan bahwa penggunaan bobot dan jenis mulsa organik yang berbeda berpengaruh terhadap variabel yang diamati. Kombinasi perlakuan jenis mulsa alang-alang dengan bobot mulsa 7,50 t ha-1 berpengaruh sangat nyata terhadap parameter jumlah daun tanaman umur 1, 3 dan 4 minggu setelah tanam, bobot segar brangkasan dan akar, bobot kering brangkasan dan akar, nisbah pupus akar dan produksi serta efisiensi penggunaan air. Terdapat interaksi antara bobot mulsa 3,75 t ha-1 dan mulsa jerami . Kombinasi perlakuan terbaik adalah mulsa alang-alang dengan bobot 7,50 t ha-1 .Kata kunci: Efisiensi penggunaan air, mulsa organik, sawi .
Budidaya Ubi Jalar Kaya Antosianin Model Pot Karung Vertikultur Muhidin Muhidin; Dewi Nurhayati Yusuf; Sitti Leomo; Arsy Aysyah Anas; Gusti Ayu Kade Sutariati; Tresjia Corina Rakian; Waode Nuraida; Dedi Erawan
Jurnal Pengabdian Masyarakat Ilmu Terapan Vol 4, No 1 (2022)
Publisher : Vokasi Universitas Halu Oleo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33772/jpmit.v4i1.27315

Abstract

The sweet potato (Ipomoea batatas L). has significant potential as a source of carbohydrates in Indonesia The purple hue of sweet potatoes is a result of natural pigments known as anthocyanins. As antioxidants and free radical scavengers, anthocyanin chemicals have a crucial role in combating aging, cancer, and degenerative disorders. In addition, anthocyanins possess anti-mutagenic and anti-carcinogenic properties, as well as the capacity to prevent liver function abnormalities, act as antihypertensives, and reduce blood sugar levels. Given the numerous benefits of anthocyanin content, the presence of anthocyanin compounds as a source of natural antioxidants in purple sweet potatoes is highly intriguing. Alongside the growing public knowledge of healthy living, consumer food preferences are also altering. Foods that are beginning to be in high demand among consumers have an appealing appearance and flavor, as well as specialized physiological benefits for the human body. The presence of anthocyanin compounds in purple sweet potato makes this type of food very attractive to be processed into foods with functional value. On the one hand, with the increasingly limited land area, the potential for developing agricultural products, including sweet potatoes, is also increasingly limited. Meanwhile, on the other hand, the yard business model owned by households is not utilized optimally. Therefore, in providing healthy food and functional food based on anthocyanin-rich sweet potatoes, it is necessary to develop and revitalize yard land by vertically developing sweet potatoes in sacks. In addition to increase the availability of functional, healthy food, this activity is also a revitalization of the use of yardland.  
Budidaya Padi Beras Merah Skala Rumah Tangga Berbasis Usaha Pekarangan Gusti R. Sadimantara; Muhidin Muhidin; Dewi Nurhayati Yusuf; Dedi Erawan; Gusti Ayu Kade Sutariati; Tresjia Corina Rakian; Waode Nuraida
Jurnal Pengabdian Masyarakat Ilmu Terapan Vol 4, No 1 (2022)
Publisher : Vokasi Universitas Halu Oleo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33772/jpmit.v4i1.27314

Abstract

Brown rice (Oryza sativa) is a highly nutritious staple food that contains anthocyanins in addition to carbohydrates, fat, protein, fiber, and minerals. Anthocyanins serve as antioxidants, playing a crucial role in plant and human health. Efforts to improve rice production, particularly upland rice production, are always coupled with efforts to increase production of brown rice. The majority of brown rice is produced from upland rice. There has been no effort to manufacture brown rice before today. Therefore, efforts to expand upland rice production with native cultivars are inextricably linked to efforts to boost upland rice output of red rice. Upland rice is brown rice consumed without going through a grinding process or the process of removing the bran and bran from the endosperm of the rice. Rice is only ground into broken rice so that the husk is still attached to the endosperm and has high nutritional value. Strong body immunity and excellent health levels are needed. One of them is by consuming healthy food that is available locally and has become a daily food menu, it only needs to increase production and processing efforts so that it is always healthy. Upland brown rice can be planted as an intercrop to maximize land use for plantation crops, so it has the potential to be developed in Southeast Sulawesi because there is still a lot of unused land or land that has not been used optimally. Therefore, in the context of providing healthy food and functional food based on upland red rice, which farming families can reach, and close to the location of the farmers' livelihoods, it is necessary to increase brown rice production through the introduction of brown rice cultivation technology as a garden plant and also as a family medicinal plant.
Pemanfaatan Limbah Rumah Tangga Sebagai Pupuk Organik Cair (Poc) Untuk Budidaya Tanaman Tomat Muhidin Muhidin; Gusti R. Sadimantara; Nini Mila Rahni; Dewi Nurhayati Yusuf; Dedi Erawan; Sitti Leomo; Gusti Ayu Kade Sutariati; Tresjia Corina Rakian; Waode Nuraida
Jurnal Pengabdian Masyarakat Ilmu Terapan Vol 5, No 1 (2023)
Publisher : Vokasi Universitas Halu Oleo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33772/jpmit.v5i1.43159

Abstract

This PKMI activity will apply environmentally friendly POC (liquid organic fertilizer) technology to the people who live in Wakadia Village, Muna Regency. Wakadia village is an agricultural area with land conditions that grow vegetables yearly using chemical fertilizers. The chemical fertilizer will have an impact on decreasing the condition of soil nutrients and have an impact on the health of the people of Wakadia village. In this New Normal era, healthy and nutritious nutrition is urgently needed to increase the resistance or immunity of the local community, so to fulfill this nutrition, organic vegetables that are free of chemicals are needed. Therefore, POP technology is needed to improve the quality of soil nutrients, increase production and obtain organic vegetable crops. In the village of Wakadia there are also many agricultural wastes and household wastes that are abundant but have not been optimally processed so they do not provide added value to the village community, so this PKM activity must be carried out to improve environmental conditions that have been polluted due to the use of chemical fertilizers. , and can also increase the local community's income by utilizing existing waste as organic fertilizer, where organic fertilizer has a higher price than unprocessed livestock manure. Thus, the solution offered in this PKMI activity is the application of technology in changing the use of chemical fertilizers with POC technology so that farming land is even more productive. The forms of technology applied to the community in this service are (1) technology for making liquid organic fertilizer, (2) technology for packaging liquid organic fertilizer (3) technology for marketing tomato plants through online media (Facebook and WhatsApp).