Cowpea is prospective as a substitute for soybeans, as raw material for tempeh. In this study, low inputs of cowpea production is proposed. This study aimed to determine the effect of manure and nitrogen fertilizer on the growth and production of cowpea. The study was conducted at the Cikabayan Experimental Station, IPB, Bogor, Indonesia, from November 2018 to March 2019, using a split-plot design. As the main plot was goat manure rates consisted of 0, 2.5, and 5 tons ha-1. The subplots consisted of four rates of nitrogen, namely 0, 15, 30, and 45 kg N ha-1. The results showed that the application of manure increased the fresh weight of the leaf, the number of flower bunches, and the number of flowers. The application of N fertilizer increased leaf fresh weight, leaf area index, dry root weight, and shoot/root ratio at five weeks after planting. The combination of organic fertilizer with a dose of 2.5 tons ha-1 combined with 45 kg ha-1 nitrogen fertilizer tends to give better productivity than without fertilizer. Thus, cowpea can be produced using low input of manure and N. Keywords: leaf area index, leaf weight, flower bunches
One of the final processed products from coconut that is popular in Indonesia, even in several other countries, for the last 3 years is Virgin Coconut Oil (VCO), which is processed directly from coconut meat. Processing of these products is part of the application of Applied Technology in the development of Coconut commodity products, and is very affordable in terms of production costs for the people in Belu district, NTT province, which has a land border between the Republic of Indonesia and Timor Leste, where the people does not well know about VCO processing technology accordance with quality standards. This study aims to analyze rancidity of VCO produced by gradual heating method on the effect of fermentation time by determining parameters of water content, peroxide value, and free fatty acid content based on the applicable Indonesian National Standard (SNI). Each parameter has been fermented for 2 hours, 6 hours and 10 hours as a treatment in this observation and analyzed in a descriptive way through the results chart. The results showed that the treatment for 2 hours, 6 hours and 10 hours had a moisture content of 0,15%; 0,12%; 0,1% then free fatty acid content is 0,09%; 0,10%; 0,11% and also peroxide value 0,52 mg ek/kg respectively. Based on the results of this study, it can be concluded that each test result is still below the threshold value according to the provisions of the Indonesian National Standard (SNI) 7381:2008.
Kabupaten Belu Provinsi Nusa Tenggara Timur (NTT) merupakan wilayah Republik Indonesia yang berbatasan langsung dengan Republik Demokrat Timor Leste (RI-RDTL). Curah hujan yang sedikit sehingga air menjadi barang berharga. Hidroponik merupakan solusi untuk menggunakan air lebih efisien. Secara umum ada dua jenis gully, yaitu bulat dan kotak, tetapi belum mengetahui jenis mana yang menghasilkan selada terbaik. Tujuan penelitian ini adalah untuk mengetahui respon jenis gully dari gully berbentuk bulat dan kotak terhadap hasil dan pertumbuhan selada pada sistem hidroponik. Penelitian dilaksanakan di Greenhouse kemuning, Kabupaten Belu, NTT, pada ketinggian 300 mdpl. Penelitian dimulai pada bulan Oktober - November 2021. Penelitian ini menggunakan metode Rancangan Acak Lengkap (RAL) non Faktorial adalah 2 jenis gully: P1: Gully pipa Polyvinyl chlorida (PVC) , P2 : Gully PVC talang (hollow). Pertumbuhan selada pada jenis gully bulat maupun kotak tidak berpengaruh nyata kecuali pada tinggi tanaman. Tinggi tanaman selada pada jenis gully bulat lebih tinggi dibandingkan dengan jenis kotak. Jenis Gully kotak memiliki bobot total pertanaman lebih tinggi dari pada jenis bulat tetapi tidak berpengaruh nyata. Dengan demikian Jika melihat pada pertumbuhan tanaman, selada pada jenis gully bulat lebih unggul, Jika melihat dari bobot, jenis gully kotak lebih unggul
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