نتایج جستجو برای: composts

تعداد نتایج: 774  

Journal: :Science of The Total Environment 2021

Compost is widely used for gardening. Growers can choose to buy compost from markets or make at home. Potential exposure of users pathogens through composting includes ingesting foodborne and inhaling airborne pathogens. This study compared the abundances genetic markers five opportunistic in backyard commercial composts, as well an immature swine mortality compost. We found that ttrC Salmonell...

2011
Diego Cunha Marli Teixeira Almeida

The aim of this study was to develop a systematic quality index for application in the cultivation of Agaricus bisporus (Lange) Imbach mushrooms, based on the physical, chemical and biological properties (indicators) of the compost and casing layers (factors). The relative importance (weight) of each of the factors and indicators, their normalized scores, the quality index values and the correl...

Journal: :Waste and Biomass Valorization 2022

Abstract High-caloric-value household biowaste is an attractive substrate for the production of biogas and fertilizer. Most contaminated by plastics, typically in form bags foils from packaging. Operators municipal treatment plans take great care to remove these contaminants, often at cost reducing organic material entering process. This study compares residual plastic contamination fertilizer ...

2001
John C. Bouwkamp Xianzhen Li

Peat moss is the most widely used source of organic matter for growing horticultural crops in the United States. The demand for peat as a substrate constituent for bedding and pot plants has remarkably increased in recent years, thus reducing the availability and increasing cost (Nappi and Barberis, 1993). Composts may serve as qualitatively and economically as competitive alternative sources o...

2013
Perumal Palanivell Kasim Susilawati Osumanu Haruna Ahmed Nik Muhamad Majid

Production of agriculture and timber commodities leads generation of enormous quantity of wastes. Improper disposal of these agroindustrial wastes pollutes the environment. This problem could be reduced by adding value to them. Therefore, a study was carried out to analyse and compare the nutrients content of RS, RH, SD, and EFB of composts and crude humic substances; furthermore, their effect ...

Journal: :Journal of food protection 2009
W F Brinton P Storms T C Blewett

Landfill diversion of organic wastes through composting is making compost products available for agricultural and horticultural crops. On certified organic farms, nonsludge green waste and manure composts are widely used because the use of these products removes harvest date restrictions imposed by the U.S. Department of Agriculture when raw manure is applied. We quantified several pathogens in...

Journal: :Waste management 2010
Jayara D C Silva Tamara T B Leal Ademir S F Araújo Raul M Araujo Regina L F Gomes Wanderley J Melo Rajeev P Singh

Composting has been recognized as one of the most cost effective and environmentally sound alternatives for organic wastes recycling from long and composted wastes have a potential to substitute inorganic fertilizers. We investigated the potential of composted tannery sludge for ornamental purposes and to examine the effects of two different composts and concentrations on ornamental Capsicum gr...

Journal: :Journal of environmental quality 2004
P A Vadas J J Meisinger L J Sikora J P McMurtry A E Sefton

Phosphorus in runoff from fields where poultry litter is surface-applied is an environmental concern. We investigated the effect of adding phytase and reducing supplemental P in poultry diets and composting poultry manures, with and without Fe and Al amendments, on P in manures, composts, and runoff. We used four diets: normal (no phytase) with 0.4% supplemental P, normal + phytase, phytase + 0...

2009
Ena Smidt Johannes Tintner Katharina Meissl Erwin Binner

Composts play an important role in the context of resource recovery and soil improvement by increasing soil organic matter. This study focuses on compost quality in terms of humic acid (HA) content which due to its favorable properties provides benefits for soils and plants. A series of Austrian and foreign composts (174 samples) were investigated to find out the level of HAs built up during co...

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