In Pukou District of Nanjing City, since the introduction of freshwater plague in 1993, after more than ten years of cultivation and exploration, freshwater white plover has formed a model of main breeding, polyculture, one-year-old breeding, and fresh-breeding. The brief introduction of the four modes is as follows:
In the main mode, in February, there will be a total of 150 catfish per kilogram, 150 catfish per kilogram, 50 catfish per kilogram, 400 catfish per kilogram of 30 catfish, and 30 catfish per kilogram on the water surface around May 10é²³ 1,500 tails.
In the polyculture model, in the month of February, there will be a total of 150 catfish, 50 catfish, 10 grass carp, and 1,500 catfish per kilogram per acre on the surface of the water, and 16 kilograms per acre on or around May 10. Tail freshwater white pelicans 600 tails.
Two-year breeding mode In February, 150 catfish per cara per kilogram, 50 carp per kilogram, 400 carp per kilogram of 30 catfish, and 6 fish per kilogram per acre on or around May 10 1,000 freshwater pelicans were collected on July 10 and about 1200 freshwater pelicans per kilogram were placed on the water surface around July 15.
In the month of February, a total of 70 catfish per kilogram and 30 catfishes per kilogram of water were placed on the water surface of the white magpies. On the 10th of May, there were 1000 freshwater catfishes per kilogram of water per acre. 7 On the 10th of the month, it will be listed; on July 20th, about 50,000 green larvae per kilogram will be placed on the water surface around July 20, and 10 larvae per kilogram will be placed on the water surface around July 30th. Fish 5 tails.
In the main mode, in February, there will be a total of 150 catfish per kilogram, 150 catfish per kilogram, 50 catfish per kilogram, 400 catfish per kilogram of 30 catfish, and 30 catfish per kilogram on the water surface around May 10é²³ 1,500 tails.
In the polyculture model, in the month of February, there will be a total of 150 catfish, 50 catfish, 10 grass carp, and 1,500 catfish per kilogram per acre on the surface of the water, and 16 kilograms per acre on or around May 10. Tail freshwater white pelicans 600 tails.
Two-year breeding mode In February, 150 catfish per cara per kilogram, 50 carp per kilogram, 400 carp per kilogram of 30 catfish, and 6 fish per kilogram per acre on or around May 10 1,000 freshwater pelicans were collected on July 10 and about 1200 freshwater pelicans per kilogram were placed on the water surface around July 15.
In the month of February, a total of 70 catfish per kilogram and 30 catfishes per kilogram of water were placed on the water surface of the white magpies. On the 10th of May, there were 1000 freshwater catfishes per kilogram of water per acre. 7 On the 10th of the month, it will be listed; on July 20th, about 50,000 green larvae per kilogram will be placed on the water surface around July 20, and 10 larvae per kilogram will be placed on the water surface around July 30th. Fish 5 tails.
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