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KARAKTER AGRONOMI BEBERAPA PADI LOKAL ACEH Mita Setyowati; Jekki Irawan; Leni Marlina
Jurnal Agrotek Lestari Vol 4, No 1 (2018): April
Publisher : Universitas Teuku Umar

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1914.394 KB) | DOI: 10.35308/jal.v4i1.632

Abstract

This research aimed to identify the agronomy character of local rice genotype of Aceh as morphological characteristic. The research conducted at the Experimental Garden of Teuku Umar University, Meulaboh West Aceh from September 2016 to March 2017. The materials used in this research are 5 local accessions of local gogo rice of Aceh: Ramos, Dewi, Sigupai, Tinggong, Siputeh, and IR 64 as control. This research used observation method. The growth and production data were presented and analyzed in graphical form. The visual observation data was presented in the form of documentary photographs and described in descriptions. The results showed that the longest plant length at age 20 days after planting (HST), 40 HST, and 60 HST was found in local accession compared to IR 64 varieties. The tillers per clums age of 20 HST were found in Siputeh local accession, while at age 40 HST and 60 HST local accessions were the least number of tillers compared to IR 64 varieties. Long panicle (Dewi), weight of pithy grain (Ramos) and percentage of pithy grain  (Ramos), percentage of empty grain (Ramos), of all best variables are found in local accessions in comparison with IR 64 varieties. The flowering age, weight of 1000 grains, and the number of productive tillers at local accessions are lower than that of IR 64 varieties. Keywords: Character of Agronomy, Gogo Rice, Local Aceh
KAJIAN LIMBAH CANGKANG KERANG SEBAGAI ALTERNATIF BAHAN AMELIORAN DI LAHAN GAMBUT Mita Setyowati; Chairudin Chairudin
Jurnal Agrotek Lestari Vol 2, No 1 (2016): April
Publisher : Universitas Teuku Umar

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (45.854 KB) | DOI: 10.35308/jal.v2i1.496

Abstract

Peat soil has a high acidity levels, causing low fertility rate, but can be lowered by amelioration. Ameliorant materials that are widely used today are dolomite and limestone which contains calcium carbonate (CaCO3). All material containing Ca compounds can be used as ameliorant material to neutralize the soil acidity that basically adding Ca and lower Al. Waste shells also have the main ingredients in Ca compounds in the form of calcium carbonate (CaCO3) at higher levels when compared limestone, egg shells and other materials, seen from the level of violence kerang.The aim of this research to assess the utilization of waste shells as an alternative ameliorant material on peatland. Research conducted at the Faculty of Agriculture, University of Teuku Umar, Meulaboh in June 2014 to December 2014. Analysis of the chemical constituents shells held in Baristand Industry Banda Aceh, parameters observed were peat soil pH before and after being given ameliorant waste shells, Ca compound, Na, P, and Mg and micro nutrients (Fe, Cu, Ni, B, Zn and Si) in 100 grams of waste shells. This study was followed by the application of waste shells on spinach crops as an indicator of plant growth and production parameters were observed. The result of this research shows that the content of Ca as a constituent CaCO3 in mussel shells higher than dolomite. Giving flour shells can raise the pH soils. The giving of 1.9 ton ha-1 shell clams flour showed the growth and yield of spinach were not significantly different from shell clams flour showed or dolomite flour at a dose of 3.8 ton ha-1. Shell clams flour can be used as an alternative material ameliorant replacement dolomite. Keywords: ameliorant, peat, Shells clams, spinach