manure collection Articles
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Selected antimicrobial resistance during composting of manure from cattle administered sub-therapeutic antimicrobials
Received for publication December 10, 2007. Composting is being increasingly employed for the recycling of nutrients in manure from the livestock industry. However, composting manure from animals fed antimicrobials has not been well characterized. In this study, compost windrows were prepared using manure collected from cattle (Bos Taurus L.) fed tylosin (TY), chlortetracycline-sulphamethazine ...
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How to compost pig manure into high quality organic fertilizer?
As we all know, fresh pig manure is rich in organic matter, but also contains a lot of volatile substances, pathogenic microorganisms, parasite eggs and heavy metals. In addition, fresh pig manure can produce an unpleasant smell. Therefore, unfermented pig manure cannot be used directly. But managed pig manure is free of odors and bacteria or parasite eggs. At the same time, bacterial protein and ...
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Dietary protein and cellulose effects on chemical and microbial characteristics of swine feces and stored manure
Received for publication January 24, 2008. The objectives of this study were to investigate the effects of dietary crude protein (14.5 or 12.0%) and cellulose (8.7 or 2.5%) levels on composition of feces and manure after 8 wk of diet feeding and storage. Pigs were fed twice daily; after each feeding, urine and feces were collected and added to manure storage containers. On weeks 2 and 8 after ...
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China: 30 layer and 12 rearing houses equipped by Big Dutchman - Case Study
In 1938, the Big Dutchman founders invented the world’s first automatic chain feeder for poultry in the USA. Today, the headquarters of the company are located in Vechta, Germany. In regard to housing and feeding systems, the poultry equipment supplier is considered to be the international market leader: On five continents and in more than 100 countries around the world, Big Dutchman is a ...
By Big Dutchman
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Surprising ways Kenyans are embracing climate-smart agriculture
In rural Kenya, where it may only rain twice per year, farmers and herders are embracing so-called “climate-smart” agriculture. The video above, produced by the World Bank, begins by showing how John and Mary Obuom have transformed their one-acre farm into a model of sustainable practices. The family plants a diversity of crops in case one or more fails in a given year. A thicket of ...
By Ensia
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Nitrous oxide production in an eastern corn belt soil: sources and redox range
Nitrous oxide derived from soils is a main contributor to the greenhouse gas effect and a precursor to ozone-depleting substrates; however, the source processes and interacting controls are not well established. This study was conducted to estimate the magnitude and source (nitrification vs. denitrification) of N2O production as affected by the form of N fertilizer, soil water content, and redox ...
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How to deal with livestock manure on large farms
For farms, the biggest environmental problem is that there is no place to stack a lot of feces. If these excrement are not managed scientifically, it will harm human and animal health and pollute the surrounding environment. The aquaculture industry needs to be carried out, and environmental protection treatment also needs to be paid attention to, so what are the methods of manure treatment in ...
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