How to disinfect fish with polyiodine
Winter is the season with high incidence of fish water mildew, so fish disinfection must focus on the prevention and control of water mildew. After the specific drug malachite green was banned, polyiodine is an ideal drug for the prevention and treatment of water mildew. The full name of polyiodine is compound S polyiodine, which has a strong killing effect on bacteria, viruses and fungi, and its bactericidal ability is more than 10 times higher than that of povidone iodine. In addition, high polyiodine contains high content of traditional Chinese medicine, which has the function of rapid wound healing for fish species injured by net-pulling operation and long-distance transportation.
Usage of high polyiodine: fish seeds are soaked and sterilized, 10 grams per cubic meter of water, immersed for 10-15 minutes; 100 to 150 milliliters are used for ponds with a concentration of 1 meter per mu. Fish seed disinfection should be timely, as far as possible to put fish seed on the same day for disinfection. Do not use salt to disinfect fish in winter and spring, so as not to destroy the mucus on the surface of the fish and cause the fish to die.
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How to raise a long-lived turtle
Guide: many people want to raise turtles, because they all think that turtles are fun, strong vitality, quiet, and need a small place, but few of them are well fed. They are all bought and raised according to the method said by pet traders, but they died soon after. So how to raise a long-lived turtle. 1. the healthy tortoise toenail is hard and intact, the body is thick and bright light green, the eyes are bright and open, the nostrils circulate cleanly, the back of the head and limbs can stretch freely, they will compete for bait, and some will climb to rest on other tortoise shells. In short, choose
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The best feed for salmon bone to cod
According to research by scientists, salmon bone is the best raw material for cod feed. Wild cod eat a lot of mineral-rich crustaceans, and this diet can continue to "carry forward" in the aquaculture industry, scientists have revealed. After scientists added mineral-rich salmon bones to their feed, farmed cod increased their appetite and grew faster. Compared with fish fed on a normal diet, cod fed with 20% salmon bone meal increased their growth rate by 10%. In addition, in
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