1. Taking a goose as an example, add 0.9 g of sulfur iodide, 1.5 g of silkworm sand, 0.6 g of soil worm, and 0.9 g of somatotropin to the diet, which can be extracted 15 days in advance.
2. Immediately after taking goose down, intramuscular injection of vitamin B12 was injected once a day. Each time half-branch was used, and once every four times, it had a significant effect on the growth of goose down.
3. After pulling goose down, wipe the goose body with 50 degrees of white wine or ginger juice. Apply once a day, even for 3 days, to increase goose down production.
4. Use 10% feather meal, 5% bone meal, 4% fish meal, 20% soybean meal, 20% corn meal, 0.2% amino acid, 0.8% multivitamin, 25% pine needle powder, 15% loquat leaf powder to feed goose, can increase Goose down production.
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