Evaluation of composting of several plant biomass wastes with different types of starters

سال انتشار: 1402
نوع سند: مقاله ژورنالی
زبان: انگلیسی
مشاهده: 56

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شناسه ملی سند علمی:

JR_ROWA-12-4_003

تاریخ نمایه سازی: 3 آبان 1402

چکیده مقاله:

Purpose: This study aimed to evaluate the effectiveness of starters made from cattle rumen and EM ۴ on the decomposition of agricultural biomass wastes (rice straw, corncobs, and coffee husks).Method: Three types of starter i.e. starter from local cattle rumen (grass/straw feed), starter from the rumen of cattle farms (concentrate feed), EM ۴ (factory product), and control (water) applied to three types of biomass waste (rice straw, corncob, and coffee husk) to observe the decomposition process using the litterbag method. An evaluation was carried out on the rate of decomposition of biomass. Parameters evaluated include decomposition rate, C and total-N content, as well as the C/N ratio.Results: The starter made from the rumen of grass-fed cows could decompose rice straw and coffee husks at an average that was not significantly different from using EM ۴ starter with the speed ratio (k=-۰.۰۸۵۲ vs. k=-۰.۰۹۲۴) and (k=-۰.۰۸۳۲ vs k=-۰.۰۹۰۸) respectively. In corncobs, the decomposition speed with a starter of the rumen of cattle farms-concentrate feed was not significantly different from using EM ۴  (k=-۰.۰۹۱۶ vs. k=-۰.۱۰۶۷). The decrease in the C/N ratio is also in line with the decomposition process and was faster with the adding of the starter.Conclusion: The starter made from the rumen of local cattle (grass feed) and from company cattle (concentrate feed) could decompose plant biomass waste (rice straw, corncobs, and coffee husks) with an average speed that was not significantly different from a starter from factories (EM ۴).

کلیدواژه ها:

Starter of cattle rumen ، Decomposition rate ، Rice straw ، Corncob ، Coffee husk

نویسندگان

Junita Barus

Research Center for Food Crops, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Dewi Mustikawati

Research Center for Food Crops, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Endriani Endriani

Research Center for Food Crops, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Dian Meithasari

Research Center for Food Crops, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Rr Ernawati

Research Center for Horticultural and Estate Crops, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Nila Wardani

Research Center for Horticultural and Estate Crops, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Soraya Soraya

Research Center for Horticultural and Estate Crops, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Nandari Suretno

Research Center for Sustainable Production System and Life Cycle Assessment, Research Organization for Energy and Manufacture, National Research and Innovation Agency, Tangerang Selatan-Indonesia

Reny Tambunan

Research Center for Animal Husbandry, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia

Marsudin Silalahi

Research Center for Animal Husbandry, Research Organization for Agriculture and Food, National Research and Innovation Agency, Cibinong-Bogor, Indonesia