Currently, the most common and valuable processing method is to turn cow dung/manure into sellable organic fertilizer. Cow dung is a derived product from wastes produced by cattle, providing high levels of organic materials and rich in nutrients, including about nitrogen, phosphorous and potassium as well as many other essential nutrients. According to the data, daily cow dung contain 12.9% DM and excreting a total of 0.15kg N, 0.04kg P and 0.08kg K. Moreover, cow manure also contains high levels of ammonia that can almost kill the growth of the pathogens. Once raw cow dung composted by professional compost turner, it can provide lots of benefits to the garden and organic farm, which makes cow manure very popular and useful raw material of organic fertilizer production.
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