The use of fishing medicine should be fine.
It is very important to prevent fish diseases and use fishery drugs correctly. If fishery drugs are not used correctly, it will bring economic losses to aquaculture farmers. In this regard, Sichuan Province Fisheries Bureau Fishery Medicine Fishery Feed Division Director Li Zhengjun said, Some fishery drugs are banned by the state, If used, Will lead to very serious consequences, Hope aquaculture households must not use banned fishery drugs.
There are 32 kinds of prohibited fishery drugs, which are dipyrifos, hexachlorocyclohexane, lindane, toxaphene, DDT, calomel, mercurous nitrate, mercuric acetate, furadan, chlorimidine, amitraz, cyhalothrin, fenvalerate, pentachlorophenol sodium, malachite green, trypanarsine, antimony potassium tartrate, sulfathiazole, sulfadimidine, furacilin, furanus, furazolidone and chloramphenicol.(including its salts, esters and preparations), erythromycin, bacitracin zinc, tylosin, ciprofloxacin, avopacin, olaquindox, fastafen, diethylstilbestrol (including estradiol and other similar synthetic estrogens), methyltestosterone (including testosterone propionate, dehydromethyltestosterone and anabolic androgens).
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Disease control of soft-shelled turtle-red floor disease
Etiology: caused by Aeromonas punctata infection. Symptoms: the diseased soft-shelled turtle is slow to respond to the outside world, and the most obvious symptom of the disease is that the whole floor is red and swollen or erythematous, accompanied by ulceration and edema. Some soft-shelled turtle mouth and nose bleeding, anatomy showed serious liver lesions; some are black; some are speckled, local or whole intestinal congestion and inflammation; some abdominal cavity has stagnant water. Prevention and control: 1) control the stocking density; 2) improve the bottom quality of the pond and thoroughly clear the pond at the end of production.
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Practical techniques for healthy culture of grass shrimp
Grass shrimp, scientific name Penaeus Monodon, also known as black shell shrimp, belongs to the family Penaeus vannamei. Because the shrimp likes to inhabit aquatic plants, it is called grass shrimp. Grass shrimp has the characteristics of fast growth, miscellaneous diet, wide salinity, short culture cycle, large individual, delicious meat, rich nutrition, high yield of adult shrimp and so on. Therefore, the shrimp has become an important object of current culture. The healthy culture techniques are introduced as follows: 1 the selection of shrimp ponds 1.1 should be in flat terrain, less silt, sufficient water source, good water quality and no pollution.
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