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近年来,随着豫西地区群众对草鱼消费的增加,大规格草鱼鱼种的需求呈上升趋势。为了提高草鱼鱼种的单产,养殖户普遍采用以投喂颗粒饲
In recent years, with the increase of grass carp consumption by the masses in western Henan, the demand for large-sized grass carp fingerlings has been on the rise. In order to improve the grass carp fish yields, farmers generally used to feed pellets