Category: Farming Technology/Animal Biology Principles and Breeding Techniques Scope of Application: Unrestricted Mallards are a new type of special duck species that have been domesticated and bred by American wild ducks. Duck meat has the nutritional characteristics of fresh meat, delicious taste, high protein, low fat, and low cholesterol. It consumes 5 million in Guangzhou, 4 million in Shanghai, consumes more than 200 million in China, and exports 30 million in Japan and Europe annually. Each is priced at 20 to 30 yuan. Farmers with insulated poultry houses can be farmed in winter and listed on the New Year and Spring Festival. First, the choice of ducklings. Should choose a strong physique, big eyes and eyes, lively body, fluffy and shiny, strong disease resistance, grasping the young body struggling with strong and vigorous young. Second, the cultivation of ducklings. The duck house must be strictly sterilized before entering the chicks and preheated one day in advance. Temperature: 33°C on the first day of brooding, then cool down to 0.5°C everyday. Humidity: Relative humidity 60% to 65%. Illumination: Ducklings are kept for 24 hours at 1 to 3 days of age and 16 hours at 4 to 14 days of age. Density: 0 to 7 days of age, 20 to 25 per square meter, 8 to 14 days of age, 15 to 20 per square meter, 15 to 21 days of age, 10 to 15 per square meter, and 22 to 30 days of age, 5 to 10 / square meter. Drinking water: ducklings enter the brooding room half an hour later, drinking penicillin (2000 units / only) warm water, 20 ~ 23 °C is appropriate. The first week of drinking warm water, to clean. Open food: ducklings can drink after drinking for 2 hours. You can cook rice with eight minutes of cooked, broken rice or soaked ducklings with boiled water, feed on the plastic cloth. According to the habit of eating wild ducks, the duck began to mix and dilute with water at the age of 7 days, fed 6 times a day for 1-2 weeks, and fed 4 times a day after 2 weeks. Reference feeding volume: 8 grams on the 1st day; 20 grams on the 5th day; 50 grams on the 15th day; and 90 grams on the 30th day. Third, ducklings rearing period. The mallard duck is 31 to 70 days old as a fattening period. This period can be fed with duck special materials or self-mixed ingredients. Formula: 40% corn, 14% soybean meal, peanut meal, wheat, sorghum, barley 22.8%, bran 18%, Fishmeal 4%, bone powder 1%, salt 0.2%, plus multi-dimensional elements and microelements for poultry (according to instructions), and give the amount of green feed, feed 3 to 4 times a day, free drinking water. At the age of 50 days, it is necessary to increase the level of energy feeds, fill in fattening, and make it grow fast and accumulate fat in a short period of time. Generally 70-day-old body weight up to 1.2 to 1.5 kg, can be listed for sale. Fourth, disease prevention and treatment. The first immunization was conducted on the 7-day-old duck hepatitis virus vaccine, and the second immunization was performed every 7 days; the first immunization was performed on the 20-day-old duck plague vaccine and the second immunization was performed 30 days later.
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