Livestock manure is a good fertilizer for protected cultivation. However, when the temperature is low in winter, the livestock manure is often difficult to decompose, and it is easy to cause burning and seedling burning. Now introduce several kinds of commonly used livestock manure rapid decay method. First, cow dung. Spread the sun first, and adjust the moisture content of fresh cow dung to about 65% (according to the squeezed water that can be squeezed by hand but it is not easy to drip), and then stack it to a width of about 2 meters and a height of 1.6 meters. Dung heap, covered with transparent plastic film, heap stuffy 7 sunny days to use. Second, pig manure. The pig manure spread out to dry, so that the moisture content of about 55% (hands into a group but no water droplets can be). Then it was piled into a dung heap with a width of about 1.8 meters and a height of about 1.5 meters. The cover was covered with a transparent plastic film. It was piled up and dug 7 times on a sunny day. It was noted that when the pile was turned, the droppings were broken up; Sunny days to use. Third, chicken manure. First spread the chicken dung to dry, so that the water content is about 50% (hands into a group, release that loose). Then it will be piled into a heap about 1.6 meters wide at the end of the pile, piled about 1.5 meters high, covered with transparent plastic film, boring sun 7-10 sunny days after the turn, turn the heap when the fecal debris crushed; cover film Boring in the sun after 7 sunny days; turn over and then cover the film stuffy sun 5 sunny days, available after sieving. Matters needing attention: (1) should choose high dry terrain, no accumulation of stagnant water at the accumulation of water. (2) This method is applicable to use in northern Jiangsu and Central Jiangsu. Ordinary Medical Masks;Disposable Medical Face Masks; Hospital Masks Taizhou Volsen Chemical Co., Ltd. , https://www.volsenchem.com