条件筛选
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Cage culture of loach is highly profitable, a good aquaculture project
Loach is delicious and nutritious, known as the "ginseng" of the water, and is an excellent fish. In recent years, wild loach resources have declined, and market supply falls short of demand. Therefore...
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Winter holding of freshwater fish is highly profitable, helping to increase production and income
Increasing production and income: winter holding of freshwater fish is highly profitable