Silkworm excrement is also a "treasure"

The nutrition of silkworm feces mainly includes: crude protein is 16.7%, crude fat is 3.7%, crude fiber is 19%, soluble nitrogen-free is 45%, and ash is 15.6%. Silkworm feces is rich in nutrients and is the ideal feed for superior fertilizers and pigs, sheep, and fish. Feed 1 box of silkworm (10g ants, 25000 silkworms), and obtain 100-150kg of fresh silkworm excrement in the full-age period. After drying, 50-55kg of dried silkworm silkworm or 45kg of dry silkworm sand can be obtained. If used, it can be used. Come to fish, reduce costs and increase economic efficiency. Is that used directly for feeding?
Due to the “high anger” of silkworm excrement, the newly collected silkworm feces cannot be used immediately to feed fish. The separated silkworm excrement can be put into a concrete tank or a tank, and an appropriate amount of a fermenting agent such as a golden treasure can be added, water can be added and sealed and soaked. Generally, it can be fully fermented in 3-4 days, and it can be spilled into the culture tank. Because the fresh or 2-3 days of silkworm excrement still contains residual chloramphenicol, dichlorvos, urate, etc., which are harmful to farmed fish, they cannot be spilled directly.
If the goldfish starter fermentation after fermentation but also to note:
(1) The amount of application should be moderate. Silkworm feces applied as the base fertilizer for the best, 300-400 kg per mu. If the silkworm feces fermented by silkworm starter is used as top dressing, the application amount may account for about 1/3 of the monthly feed amount of fish. If the amount is excessive, it will affect the utilization effect of silkworm excrement. Lack of nutrition, growth is inhibited, affecting the production of farmed groups, thus affecting economic efficiency.
(2) Put test fish. After rot fermented silkworm excrement was applied to aquaculture ponds for 2-3 days, the pool water was reddish, and diatoms and other fish could easily digest and absorb algae for a large number of reproductions and reproductions. For farmers with inexperience in using silkworm feces to fish, this time When investing in fish species, fish should first be tested to check the water quality before putting fish into the pond.

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