1. The optimum formula for fermenting soybean meal in the teaching material is 15%, and the fish meal and plasma protein can be basically used by adjusting the palatability. The whey powder can be used in half (about 2%). Very good piglets, that is, suckling pigs have the same good feeding and growth performance and can reduce costs (at least ↓5%).
2. The optimum formula for fermenting soybean meal in the nursery material is 10%, and the growth performance of the piglet is still good by adjusting without adding fishmeal.
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