Kỹ thuật nuôi cá chốt nghệ | Thủy sản

Subscribe to Ghiền Mõ Tõ channel, so you don't miss out on interesting videos in small fish farms Although the catfish is small in size, the quality of the meat inside is nothing to complain about With a delicious, sweet, high-nutrition content This farm model is encouraged to expand more and more Let's find out more about the catfish farm model below Live fish at the bottom, in the canals, interspersed between fresh water and mud The appropriate temperature of catfish from 23 degrees to 29 degrees C, pH from 6.5 to 7.5 Catfish to lay eggs, breeding season from May to August In the rainy season, there is flood Live fish become moving fish on the Ken River With such a catfish population, the ability to survive is very high About the catfish design technique, how to choose catfish, how to take care of fish, please listen to the expert's sharing To develop a catfish farm model to be effective You should pay attention to the following steps First, choose a suitable breeding location near clean water To make it easier to supply water The water level is from 1.2 to 1.5 meters Catfish are selected from clean water, take water through a filter bag Do not let the catfish infiltrate To compete for food and make the efficiency of the catfish not high The depth of the catfish is from 1.2 to 1.5 meters Before taking the catfish water, we check the saltiness If the saltiness is suitable for the catfish to develop well, then from 5 to 10% However, the catfish can still survive from 0.5 to 10% The catfish develop well The depth of the catfish is suitable for catfish to sell in the canals The depth is from 20 to 30 catfish per meter For the canals, it is suitable to install a fan or oxygen system From 50 to 70 catfish is suitable Especially, you should choose a breeding location that is qualitative, suitable, and quality To ensure the quality of the catfish, the catfish must be of the same size The catfish reach the standard from 1.5 to 20 cm Please note that you should choose a breeding source that is manufactured in the field Do not choose a breeding source that is electrically charged It will affect the health of the catfish and make the catfish slow to develop For the newly released catfish, you should pay special attention Catfish is a catfish when released into the pond From 5 to 7 days, you should use a powder diet with a content of 35 to 40 The powder diet is given within 7 days After 7 days, you should change the diet to a variety of fish The powder diet is given within 7 days Depending on the size of the catfish, you should choose food that has the right size From 0.4 to 0.6 or up to 1 cm As for the feeding time, you should choose to feed them in the morning or in the afternoon, or add some food in the evening. You should regularly check the environmental factors when releasing the same fish. You should regularly change the water. For fish tanks that have been polluted or poisoned, you should change the water regularly to make the fish healthy. During the feeding time, you should also pay attention to some diseases that often occur on the fish, such as stinging nettle, slag, or tuberculosis. The reason is that the environmental factors affect the fish's life or the life rate. You should change the water, adjust the environment, and use some medicines. For 2.5 to 6 months old fish, the fish can weigh up to 30 to 40 kg. At that time, you should harvest the fish. You should harvest the fish according to the owner, according to the buyer. For example, if the buyer buys all the fish, you should sell them all. If your tank is 1 to 2 tons per day, you should arrange the fish according to the time of harvest.