Efficient breeding techniques of Meat Duck in Winter
Select suitable varieties
The varieties suitable for raising in winter are Sakura Valley duck, Campbell duck, Beijing duck, Gaoyou duck, Digao duck, Shanghai white duck and so on.
Chick breeding
Strong chicks should be chosen to raise in winter. The criteria for strong chicks are: bright eyes, lively temperament, symmetrical posture, clean and glossy villi, soft and elastic abdomen, fluff covering navel and navel, thick legs, large mouth, strong struggle when holding hands, loud and crisp calls, warm hands touching duck feet, strong contraction after breaking open cloacal cavity, clean and slightly moist cloaca, room temperature of 27030 ℃ for 7 days after hatching. It can be reduced by 1 / 2 ℃ per day after 7 days, kept about 15 ℃ after 15 days, and can be raised at room temperature after 20 days. Try to use commercial ducklings with pellet feed at full price, and self-ingredient reference formula: corn 45%, broken rice 10%, wheat 5%, wheat bran 5%, fried soybean 17%, rapeseed cake 7%, silkworm pupa 7%, shell powder 2.7%, bone meal 1%, salt 0.3%.
Brood rearing
The main results are as follows: 1. House feeding is suitable for white feather breeds such as cherry pick valley duck, Beijing duck, Digao duck and so on. The enclosure uses bamboo strips to make a 60-centimeter grid of ducks with 5 square meters each and raises 20-30 ducks. In the sidewalk side of the column outside the trough and sink, formula feed reference formula: corn 62%, wheat 15%, fried peas 6%, fish meal 7%, rapeseed cake 7%, bone meal 2.8%, salt 0.2%. The ratio of green feed to formula feed is 1: 1.5: 1.
2. Grazing and breeding. It is suitable for Gaoyou duck, Jianchang duck and other duck breeds. Grazing once in the morning and once in the afternoon, before 11:00 in the morning and before 16:00 in the afternoon, each time the grazing comes back, the full-price formula feed should be replenished according to the foraging situation.
Short-term fattening
It is the most suitable for ducks to be fattened at 45-60 days. Self-ingredient reference formula, early: corn 35%, flour 26.5%, rice bran 30%, fried soybeans 5%, shell powder 2%, bone powder 1%, salt 0.5%; later stage: corn 35%, flour 30%, rice bran 25%, sorghum 6.5%, shell powder 2%, bone powder 1%, salt 0.5%, fattening method:
1. Feed yourself and fattening yourself. Feed the duck 4 times a day. After feeding, put the duck into the water and take a bath. Add one night food to feed while supplying water. The light in the duck house should be dim, so that the duck will have less activity and more rest. The activity place of the duck should be clean and dry.
2. Filling and fattening. Add water to the formula feed into a dry paste, rub with hands into round strips about 3 cm in diameter and 5 cm in length, and feed ducks with round strips. When feeding ducks, first dip them with water to lubricate them, then fill them from the duck mouth to the esophagus, 3 times a day, 1-3 days, 3-4 round strips each time, 4-8 days, 4-6 strips each time, and 6 strips each time after 8 days, then fill them with enough water. The fattening period is generally 10-15 days.
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