Besides, earthworms, maggots, and insects are also high-quality animal protein feed for fish. Raw materials for energy source: wheat, wheat middling, full cream rice bran, corn and other grain. Among these materials, corn has high carbohydrate that cannot be absorbed easily by fish or shrimp, so in general, corn content should be low when producing aqua feed; wheat has soft texture as starch but wheat has excellent elongation and elasticity, which makes it natural adhesion agent that can
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