Rotten fish seedling soil pond feeding bait feeding technology

1, bait

Juveniles are mainly rotifers in their diets. Artificial rearing, in addition to adopting measures such as fertilization and water injection, promotes the natural food life in the water and feeds juvenile fish, and can also be manually collected in natural water bodies (using 40 to 60 mesh larvae to make fishing nets) rotifers and diatoms. Paramecium and other plankton, or vote for high-protein powder feed (such as cooked egg yolk powder, squid feed, milk powder, etc.), supplement the lack of natural food. Wait until the seedlings grow to about 2 cm in length, and gradually increase the number of branches, copepods, etc.; up to 2.5 cm in length, change the chopped mink or fish meat meal, fish meal, etc.; after 3 to 3.5 cm in length Can be directly voted for live otters.

In summary, feeds suitable for feeding rouge fish seed can be roughly divided into two categories: First, fresh live feeds such as rotifers, algae, cladocerans, copepods, leeches and chironomid larvae. Such food organisms can be obtained by fertilizing water quality, or being cultured in artificial pools and harvested from natural waters. Second, powdered concentrates such as eel, turtle, fish meal, soybean meal and peanut bran are available. According to the experimental analysis, the use of leeches to feed the first-year rouge fish species, the best breeding effect, the bait coefficient of about 4.5, body growth rate of daily more than 1.06%.

2, feeding

Juvenile stage, feeding 3 to 4 times a day. Before feeding, all live bait should be clean and clean. Mink should be soaked with 3% to 5% salt solution for several minutes or once every 10 days. ~ 3g) baits to prevent infection. Peanut bran is first soaked with water, softened and then poured into the pulp. The feed volume of fresh live bait is generally 15% to 20% of body weight, and the feed rate of concentrate feed is 5% to 8%.

At the beginning of juvenile fish ponds, a large number of methods of sprinkling food was adopted to facilitate seedlings to feed at random and feed at any time; thereafter, the feeding range was gradually narrowed down. Finally, choose one or two shallow water areas and select 1 to 2 sites with hard, silt-free soil. Fixed feeding. Gradually raise the habit of juveniles to set points and regularly concentrate on the food table to improve feed efficiency. If you often feed foods that are easy to sink, such as minced meat and leeches, it is best to have a bait station in the pool. You can use several bamboo piles or stakes as a support, and tie the mesh at 40 to 50 cm below the water surface. Bamboo mats made of sheets or thin bamboo pieces are surrounded by small wooden pieces or bamboo pieces. The bait station specifications are 1.2-meter-meter and 8-meter-meter, set at 1 to 2 meters at the edge of the pool.

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Features of Ward Nursing System:
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ETR ward nursing system is composed of the integrated host (including operating software), management host, bed extension, smart handle extension, nurse extension, door extension, mobile extension, extra bed extension, bathroom extension, connection extension, corridor display and various extended control devices.

 

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