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  1. #1
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    Available Local Fish Feed Raw Materials in Nigeria

    Similar with different animals, fish additionally want protein, carbohydrate, lipids, minerals, and nutritional vitamins for healthful growth. The essential substances of fish feed include protein, fats and mineral substance, and uncooked substances of these substances mostly consist of straw meal, soybean cake, peanut cake, corn protein powder, rice bran, wheat bran and so forth. To be specific, based totally on the nutrient necessities of fish, right here are some plausible neighborhood assets that can be used in making fish feed:

    Raw substances for protein: fish meal (with 62%-66% crude protein), blood meal, silkworm chrysalis meal, shrimp meal, soybean meal(with 45% crude protein), cottonseed meal(with 32%-42% crude protein), rapeseed meal(with 33%-40% crude protein), peanut meal, sesame meal and corn gluten meal, etc. Besides, earthworms, maggots, and bugs are additionally first-rate animal protein feed for fish.

    Raw substances for electricity source: wheat, wheat middling, full cream rice bran, corn and different grain. Among these materials, corn has excessive carbohydrate that can't be absorbed without difficulty through fish or shrimp, so in general, corn content material have to be low when producing aqua feed; wheat has tender texture as starch however wheat has incredible elongation and elasticity, which makes it herbal adhesion agent that can promote water steadiness of fish feed for long-time floating on water; full cream has excessive content material of fat, including about 6% as uncooked fabric can make it handy for pelletizing and retailer energy consumption, however keep in mind to pay interest to oxidative rancidity. Moderate addition of fats content material can promote the digestive potential of feed, enhance availability of protein so as to acquire the impact of saving feed protein.

    Mineral substance (like calcium, phosphorus, iron, zinc and iodine) is an necessary aspect of fish feed, and performs a pivotal function in fish increase and nutrition. Common uncooked substances with minerals incorporate fish meal, shell powder, egg shell powder, calcium phosphate and bone meal.

    Locally handy uncooked substances such as yam, plantain, banana, cowpeas, macona, maize, cassava, millet, sorghum, groundnut, sunnhemp seed, leaf concentrates, kitchen rubbish and brewery wastes are regarded as manageable substances for fish feed.

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