The rational use of animal and vegetable fats can promote the growth of livestock and poultry and accelerate the growth rate. The amount of fat to be added should be determined according to livestock and poultry breeds, production performance, external environment, etc., and be reasonably added according to the requirements of the organism. Adding too little can not reach the effect of animal fattening; adding too much will affect the palatability of the feed and Digestion and absorption, and affect the level of balance of other nutrient absorption. The amount of fat to be added is 10% to 15% for prenatal to lactating sows, 5% to 10% for piglets, 3% to 5% for growing pigs, 5% to 8% for broiler chickens, and 3% to 5% for laying hens. 10% to 15% of fish, 400 to 600 grams of fat per day in dairy cow diets. Smaller livestock and poultry households generally use the total amount of feed according to the proportion of the grease is called good, into the pot boiled into oil soup, and then add green onion and other flavoring agents, slightly cooler and mix in the feed. Large-scale livestock and poultry households and feed processing plants use dedicated oil-adding equipment. Can also be fat into a thick paste, add a certain percentage of bran feed, cornmeal and antioxidants, stir evenly after drying, can also be pressed into cakes, use the cake after the crush and feed formula added to the feed Feeding. Replacement Lamp of UV-technik Replacement Lamp of UV-technik, UV Replacement Lamps Ningbo Sunfine UV lighting Co.,ltd. , http://www.uvlightings.com