Some of the waste collected in rural areas are simply processed and used as feed additives to feed livestock and poultry. This will not only increase economic efficiency but also reduce environmental pollution. The egg shell contains 94% calcium carbonate, 1% magnesium carbonate, and 5% protein. Wash the egg shells with clean water, boil them in boiling water for half an hour, remove and dry them, then dry them and crush them into powder. This is a high-quality mineral feed for livestock and poultry. According to the pig diet 1% to 2%, 0.5% to 1% of the cattle and sheep diet, 3% to 4% of the laying hen's diet, fed into the feed. Rabbit feces rabbit feces contained 18.7% of crude protein, 4.3% of fat, and 2% of ash. There are three ways to feed pigs with rabbit manure: After the rabbit manure is crushed and dried, the rabbit manure is fed into the feed according to a certain proportion; the dried rabbit manure is soaked in water, softened and fed into the feed; the day's fresh Rabbit manure was fed into the feed, 0.2 kg for the daily piglets and 0.3 kg for the shelf pigs. Heterozygous bones are rich in calcium and phosphorus and are high quality mineral feed for livestock and poultry. Put various kinds of animal bones into the pot, add grass and gray water (10 kg of water and 2.5 kg of grass ash) and cook. While cooking, dig out the slicks and bone glue and continue to add grass and gray water until there is no oil on the water. When the bones are removed and dried, the large pieces are chopped into small pieces and then smashed and sieved to form bone powder. When used, add to feed and mix and feed. Peanut shell contains fat, starch, sugar and minerals, vitamins, etc., crush it and mix it into wheat bran and feed at a ratio of 10%. Feeding chickens as additives can increase the egg production rate by 20%. The main indicator for judging the nutritional value is the content of protein, while oyster mushrooms are rich in protein and have the advantages of low fat and low sugar. Both young girls who are losing weight and seniors who need to control their fat and sugar intake can rest assured. Oyster mushrooms contain 18 amino acids needed by the human body. King Mushroom Substrate,King Oyster Mushroom Spawn,King Oyster Substrate Mushroom,King Oyster Mushroom Grow Bag Shandong Qihe Biotechnolegy Co.,ltd. , https://www.qihebio.com