Egg-laying ducks should be raised to keep the metabolic energy and crude protein at levels of 2700-2800 kcal/kg and 16%-18%, respectively. The formula for feed is cornmeal 50%, peanut cake (bean cake) 18%, fishmeal 5%, bran 19%, shell powder 7%, additive 1%. The number and time of feeding ducks per day were the same as those of ducks. The temperature in the winter house is kept above 5°C. When the temperature outside the house is around 10°C, ducks can be dropped at noon. Pay attention to open the window before the duck, wait for the temperature to drop slightly, ducks to cold after the release of ducks to prevent a cold. If the duck has already begun to produce eggs, artificial lighting can be added on the basis of natural lighting, so that the lighting time is up to 16 hours, the intensity reaches 4 watts per square meter, and the lamp is 2 meters away from the ground. Stainless Steel Endoscope Cabinet Stainless Steel Endoscope Cabinet,Medical Device Endoscope Storage Cabinet,Endoscope Stainless Steel Storage Cabinet,Endoscope Stainless Steel Cabinet Taizhou Gaogang District Dixin Medical Equipment Co., Ltd. , https://www.dixinmedical.com