The loach's adaptability, less disease, high survival rate, and strong fertility, easy transportation, bait is easy to get, is one of the important aquaculture species, loach acre yield of more than 4000 pounds. If the net box culture, to an acre of net box culture loach as an example: 1, a 6 square meters of net box 60 yuan, an acre can be set up 50, the net box cost 3,000 yuan (available for three years or so);

2, an acre of net box can be put in the seedling of 1,000 pounds, specifications in 10 grams or so, put 3 pounds per square, the seedling purchase price of 8 to 10 yuan / jin or so, according to the 10 yuan / jin × 1,000 jin (fry) = 10,000 yuan (spring and summer loach good catch price is slightly lower);

3, a 6 square meters of net box drug expenditure of 12 yuan; an acre of drug costs need 600 yuan.

4, a 6-square-meter net box feed costs 240 yuan, every weight gain of a catty loach feeding costs 4 yuan, an acre of feed costs need to spend 12,000 yuan, (in fact, a large number of earthworms as feed can reduce the cost of 20%).

A 6 square meters net box need to cast 20 pounds of seedlings, 4-6 months after the loach weight growth of about 4-6 times or so, **** 80 pounds. An acre of annual output of more than 4,000 pounds, according to the market price of autumn and winter about 12-15 yuan / catty (to the Spring Festival before the market, the price will be higher) calculation, an acre of net box income is 48,000 yuan.