نتایج جستجو برای: municipal waste compost mwc
تعداد نتایج: 105819 فیلتر نتایج به سال:
In order to evaluate the interaction effects of nitrogen and organic matter on growth and yield of dryland wheat, an experiment was conducted at the research station of the College of Agriculture, Shiraz University at Bajgah in 2005 and 2006. The experimental design was split plot in which three levels of nitrogen (0, 40, and 80 kg N ha -1) were main factors and additive organic matters includi...
Due to the Earth’s population rapid growth and modern lifestyle, urban waste creation rate constantly increases.Organic waste, which forms a significant part of municipal solid has caused increasing environmental concerns. Recycling is only way make sustainable environment. According estimations from United States Environmental Protection Agency, around 24 percent total can be composted. Instea...
The fermentation characteristics of six specific types of the organic fraction of municipal solid waste (OFMSW) were examined, with an emphasis on properties that are needed when designing plug-flow type anaerobic bioreactors. More specifically, the decomposition patterns of a vegetable (cabbage), fruits (banana and citrus peels), fresh leaf litter of bamboo and teak leaves, and paper (newsprin...
STRUK, M., SOUKOPOVÁ, J.: Effi ciency of the current municipal waste expenditure – methodology approach and its application. Acta univ. agric. et silvic. Mendel. Brun., 2011, LIX, No. 7, pp. 379–386 The paper introduces methodology designed in order to evaluate and compare effi ciency of chosen municipal waste expenditure via calculating effi ciency ratings. First part of the paper briefl y des...
In this review we discuss the transformation of organic matter during municipal solid waste (MSW) composting and the suitability of chemical and biochemical parameters in defining the stability and maturity of the end product. The dynamics of chemical and biochemical parameters, such as several hydrolase activities and water-soluble fractions (i.e. water soluble carbon, water soluble nitrogen, ...
Cadmium (Cd) is a non-essential trace element that accumulates in agricultural soils through the application of Cd-rich phosphate fertiliser. Vegetables can accumulate Cd to concentrations that sometimes exceed food safety standards. We investigated the potential of low-cost soil amendments to reduce Cd uptake by spinach (Spinacia oleracea L.), lettuce (Lactuca sativa L.) and onion (Allium cepa...
background: the quality of the compost produced is one of the most important and effective parameters in its marketing and external materials presence in the compost have specific consideration. this study was conducted to investigate the quantity and quality of foreign materials in the compost produced by khomein and tehran plants. methods: this study was conducted on the compost produced by k...
Organic fraction of solid waste, which upon degradation produces foul smell and generates pathogens, if not properly managed. Composting is not a method of waste disposal but it is a method of waste recycling and used for agricultural purposes. An integrated approach of composting methodology was tested for municipal solid waste management. Solid waste first was composted and after 22 days, was...
A two year field experiment was carried out to evaluate the effects of municipal waste compost (C), composted cattle manure (M), and nitrogen (N) on growth and composition of weeds in a corn field in Shiraz using a split-split plot design with 3 replicates. Visual inspection of the plots showed that the manure treatments neither introduced new weed species nor increased weed density more than t...
in order to evaluate the effect of different crop management practices on corn (zea mays l.) net primary productivity (npp) and relative carbon allocation coefficients, a field experiment was conducted based on a completely randomized block design with four replications in the agricultural research station, ferdowsi university of mashhad, iran during two growing season 2008-2009 and 2009-2010. ...
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