Is grass carp a freshwater fish or a sea fish?

Grass carp is a freshwater fish, along with silver carp, bighead carp and herring, it is called the "four big domestic fish". Grass carp taste sweet, warm, non-toxic, into the liver and stomach meridian, with the effect of warming the stomach, calming and lowering liver yang, dispelling wind, treating arthralgia, benefiting intestines and eyesight. How much is the grass carp per jin? What are the breeding methods?

How much is the price of grass carp per jin?

1. Hunan Changsha Hongxing Agricultural and sideline products Market, Changsha Mawangdui vegetable Wholesale Market Grass Carp Price is 12 yuan / kg

two。 The following table shows the wholesale prices of grass carp in some areas.

Area

Specifications

Price

Guangdong Zhongshan Triangle

2 jin up

5.3 yuan / jin

Lianzhou, Zhuhai, Guangdong

3 jin up

5.8 yuan per jin

Boluo, Huizhou, Guangdong

1.5 jin

5.2 yuan per jin

Nanchang, Jiangxi Province

1.5-2 jin

4 yuan per jin

An village, Changde, Hunan

2 jin

4.2 yuan per jin

Hubei Xiantao

2-4 jin

4.4 yuan per jin

Tianjin Jinnan

2-2.5 jin

4.8 yuan per jin

Shuangliu in Chengdu, Sichuan

1.5-2.5 jin

5.7 yuan per jin

Zhongmou, Zhengzhou, Henan Province

2-4 jin

4.7 yuan per jin

Guangdong Zhongshan Port

More than 5 jin

6.2 yuan per jin

Longkou, Honghu, Hubei

5-7 jin

5 yuan per jin

Anhui Hefei Feidong

5 jin up

5 yuan per jin

Xinghua, Taizhou, Jiangsu Province

5 jin up

4.8 yuan per jin

Second, what are the methods of grass carp culture?

1. Seedling selection and pond selection

When choosing grass carp fry, be sure to observe carefully, choose the fry with no scar on the body surface and symmetrical size as much as possible, and the same batch of fry should be selected in the same place. Grass carp culture sites must have sufficient water, the second is to ensure a sound power supply facilities, and finally, the convenience of transportation. The site selection of grass carp farms must comply with the relevant national regulations, can not waste water resources, let alone cause pollution to the environment.

two。 Release of fish fry

The fish fry were disinfected with 150 kilograms of quicklime per mu before release. After disinfection, 300 grass carp fingerling, 15-20 crucian carp fingerling, 50 silver carp fingerling and 10 bighead carp fingerling were released per mu. Soak the fish in 5% salt water for 5-10 minutes before stocking.

3. Feed feeding

When feeding grass carp, keep in mind that you can't put too much feed at once, and the speed of each feed can not be too fast, of course, grass carp feed can not be too random, grass carp feed must ensure the quality of grass carp feed, in order to reduce the occurrence of grass carp diseases. When grass carp is in the growing period, you can choose small fish as the food of grass carp, or you can add a small amount of artificial feed.

4. Water quality management

In the sunny and windless weather from June to October, turn on the machine to increase oxygen for 2 hours from 1 to 3 pm every day, and increase oxygen in the early morning; on continuous cloudy days, oxygen should be increased earlier. Add new water to the pond at the right time, and adopt the method of "small row and small advance, changing water many times" to gradually control the water quality. From June to September, add fresh water once every 3-5 days, about 10 cm each time, and sprinkle 10-20 kg of quicklime in the whole pool with a water depth of 1 meter per mu every 15-20 days.

5. Disease prevention and cure

In addition to thoroughly disinfecting and cleaning the fish ponds, the released fish fry must be disease-free and avoid cross-infection. In addition, in the process of grass carp culture, we should pay attention to prevent enteritis, red skin disease and Gill rot.