The advantage of rational use of crude fiber feed to feed pigs: feeding pigs with crude fiber feed can play a filling role, such as expanding the gastrointestinal volume in the pig "hanging shelf" stage, which has a certain expansion effect. It can also control and regulate the feeding level. In order to improve the preparation conditions of the fattening, it can also stimulate the gastrointestinal motility and facilitate the normal fecal excretion.
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