Insect Larvae Farming Articles
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Catfish Feed Pellets Production Process
Catfish feed is mainly plant based, but fry and small fry feed contains some fish meal and other animal protein. The main ingredients used in catfish feed usually include soybean meal, cottonseed meal, corn and by-products, and wheat by-products. By the way, fish feed pellet machine is the indispensable equipment to make catfish feed pellets. Catfish Feed Pellets Introduction There are ...
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How the Earthworm Improves the Soil
Nature has ways of converting vegetable and mineral raw materials into high-quality products. The inconspicuous earthworm provides striking example — it is a minirefinery in the soil. The dew worm or common earthworm, which is native to Europe, is just one of more than 3000 earthworm species in the world. About 30 centimeters long, the powerful earthworm digs vertical burrows ...
By Sulzer Ltd.
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