The first step in the prevention and control of water mildew is:Do not have injuries on the surface, especially the fish that are not enough now have to be raised this year, mustTimely disinfection, timely reinforcement of nutrition, promote wound healing,This is one of them.
The second is in terms of temperatureWhen the water temperature drops to 16-18 degrees, or in the beginning of spring it rises to 7-9 degreesIn advance, put the medicinal use of waterproof mold, thioether killing, gallnut, etc., don't wait until the water mold occurs to deal with it, you can also do it againAdd a pinch of salt
In fact, adding dozens of catties of salt to an acre of land does not have a great prevention and control effect on water mold, but why do people always feel that it is better not to add it after using it? If you just use table salt, the effect of waterproof mold is not good, ifIt is used together with the medicine of waterproof mold, and then if you add a pound of salt to 1 acre of land, the effect will be 1+1 greater than 2.
Combining the above two aspects, do not allowThe debonding of the fish body surface increases its ability to resist stress, the ability to resist stress is reflected in itThe liver's ability to resist stressIt is necessary to protect the liver and gallbladder, and then adjust the water quality, before the water temperature drops, adjust the substrate as well as possible, and maintain a certain fertility of the water.