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It usually takes several months to raise ducks.
The growth rate of poultry such as meat ducks and broilers has been increasing. Nowadays, commercial meat ducks grow "fast and well", which not only grows fast, but also has a short growth cycle. The whole feeding cycle is generally 43-56 days.
"Crashing" commercial poultry such as broilers and ducks can be said to be common sense in the industry, but due to asymmetric information, most consumers think it is impossible.
"Hormone hitting people" is actually a myth, which is also very common in other countries, and it is named "hormone myth". The International Poultry Association wrote a special article, citing a number of evidences to prove that the "hormone myth" could not become a reality.
Extended data:
First, the effect of stress on the growth of meat ducks
Stress is a disorder caused by environmental factors, and the internal balance depends on many factors, such as light, temperature, nutrition, moisture and so on. At present, meat duck varieties such as Cherry Valley have the advantages of fast growth, strong adaptability and high meat yield, which has brought great benefits to producers.
In Jiangsu and Anhui, many farmers raise ducks in greenhouses (or indoors) with flat nets, but under this high-density dry farming condition, environmental factors have a great influence. In summer and autumn, the influence of temperature, light and moisture is particularly prominent.
Especially if the environmental temperature is too high, it will lead to the disorder of physiological function, reduced food intake, slow growth, decreased resistance, and even feather pecking and even death, thus causing economic losses. Therefore, it is of great significance to raise healthy meat ducks and reduce heat stress in summer and autumn.
Second, feeding techniques under stress conditions
1, improving nutrition
The feed intake of meat ducks decreases with the increase of temperature, so the diet formula should be adjusted in summer and autumn to ensure the growth needs of meat ducks.
Step 2 create a comfortable environment
In summer and autumn, in order to reduce the pressure, attention should be paid to ventilation and convenient water supply when designing houses or building greenhouses; Greenhouse cultivation should avoid light; Indoor flat net culture, wind windows are opened around the duck house to ensure air convection, and fans should be installed when the temperature is too high; According to the size of the flat net, the number of meat ducks should be kept reasonably (5 ducks /m2 in 4-6 weeks).
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