Some practice of raising crabs has proven that it is suitable to grow peanuts in crab ponds. In doing so, it can not only provide food for crabs, but also can play a role in purifying water, preventing crab disease, shading, and providing shelter for crab shelling.
Water Peanut, also known as Hibiscus, is an excellent aquatic green feed for livestock, poultry and fish. Planting water peanuts in crab ponds should not exceed 20% of the crab pond area and should be planted in pieces in crab ponds, all floating on the surface of crab ponds.
After planting water peanuts in the crab pond, the crab can often ingest the root and part of the leaves of the peanut, and the filamentous algae, diatoms and other algae and bell-shaped insects attached to the peanuts, polycides, rotifers and other small animals. . At the same time, water peanuts can attract water silkworms, small fish, shrimp and aquatic insects. This enriches the crab's feed and reduces feed costs.
The cultivation of water peanuts in crab ponds can also play a role in attracting fertilizers, making the water quality in the crab ponds thinner and purifying, thereby overcoming the drawbacks of crab waste water being fattened by crabs and reducing the occurrence of crab diseases. The normal growth of crabs.
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