نتایج جستجو برای: 1 animal manure
تعداد نتایج: 2912542 فیلتر نتایج به سال:
The expansion of the dairy industry in southern Idaho has led to increased application of manures to meet crop nutrient demands that can alter the uptake pattern of both macronutrients and micronutrients. A greenhouse study was conducted to determine the effects of dairy manure, composted dairy manure, and fertilizer (monoammonium phosphate) application on soil test phosphorus (P), microbial ac...
tion of IP6 and other IPs in dairy manure are attributed to the protective effect of IP6 complexation with polyvaInformation about orthophosphate and organic phosphorus (P) lent cations that reduces dephosphorylation. As a result, desorption in soil amended with animal manure is needed because a build-up of P following repeated manure applications poses risks of substantial amounts of dietary I...
Phosphorus (P) runoff from fields fertilized with swine (Sus scrofa domesticus) manure may contribute to eutrophication. The objective of this study was to evaluate the effect of aluminum sulfate (alum) and aluminum chloride applications to swine manure on P runoff from small plots cropped to tall fescue (Festuca arundinacea Shreb.). There were six treatments in this study: (i) unfertilized con...
Aerosols have been suspected to transport food pathogens and contaminate fruits and vegetables grown in close proximity to concentrated animal feeding operations, but studies are lacking that substantiate such transport. To monitor the potential transport of bacteria originated from fresh or dry manure through aerosols on a dairy, we identified by 16S rRNA sequencing, bacteria in aerosols colle...
The biogas fermentation from animal manure and organic waste was investigated with a comparison percentage of raw material used inside the digester anaerobic digestion process. Animal consists cow dung chicken manure, while tofu liquid cabbage waste. This study batch process that operated at 55 °C incubator temperature for 90 days. results experimental data were predicted modified Gompertz mode...
The poultry industry is one of the largest and fastest growing sectors of livestock production in the world. The estimated 2010 world flock was over 18 billion birds with a yearly manure output of 22 million tonnes. Storage and disposal of raw poultry manure have become an environmental problem because of the associated air, water and soil pollution. Environmental and health problems such as od...
groundwater (McMurry et al., 1998). A substantial body of literature exists describing leaching of microorgaManures are sources of several human pathogens that can potennisms through soil. Early studies documenting subsurtially contribute to surface and groundwater contamination. Microorganisms must first be released from the manure matrix before they face bacterial transport from septic efflue...
Slow pyrolysis or carbonization promotes the conversion of animal manures such as swine manure into charcoal. In this paper, the carbonizing kinetics of swine solids taken from different treatment stages were investigated with a thermogravimetric analyzer. Compared to their biologically stabilized counterpart (lagoon sludge) with an activation energy of 160 kJ mol(-1), the activation energies f...
In order to maintain sustainable agriculture and prevent excessive use of chemical fertilizers, supplying part of the plant needs by organic fertilizers is necessary. In this respect, effects of nitrogen (N) source and rate on yield and yield components of forage sorghum was evaluated as a factorial experiment arranged in randomized complete blocks design with three replications at the Research...
Concerns about the microbiological safety of fresh produce have attracted attention in the past three decades due to multiple foodborne outbreaks. Animal manure contaminated with enteric pathogens has been identified as an important preharvest pathogen source. This study investigated the survival of Salmonella enterica in dust particles of dehydrated turkey manure and how association with manur...
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