Cold-water fish breeding technology

Cold-water fish require fresh water, adequate water, suitable growth water temperature is 12 °C ~ 18 °C, dissolved oxygen is higher than 6 mg / liter. There should be a significant slope drop at the inlet and outlet of the aquaculture pond, which is generally 2%. Gates should be set at drains and overflows. Adult fish ponds have an area of ​​30 to 100 square meters and a water depth of 1.2 to 1.5 meters. The stocking density of individual individuals stocking about 20 grams is 80 to 100 tails per square meter, and the individual stocking density of about 100 grams is 40 to 50 tails per square meter. Feed 2 to 3 times a day. Cold-water fish require higher protein content in feed, animal-derived protein content should be about 60%, and fat content is about 8%.

White Tea, a kind of micro-fermented tea, is a traditional famous traditional tea made by Chinese tea farmers. One of the six major tea groups in China. A tea that is picked and processed without drying or twisting. It is a special treasure of Chinese tea. The main varieties are: silver needle, white peony, Shou mei. White tea is cool and refreshing and has the effect of reducing heat decrease internal heat.

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