汲县城湖红鳍鲌食性及繁殖习性的初步研究

The Initial Research of Erythroculter Ilishaeformis's Feeding Habits & Reproduction Habits and Characteristics in the Lade Around Ji County

本文对汲县城湖红鳍鱼白的食性及繁殖习性进行了初步研究，通过观察鱼体胃肠充塞度、定性、定量３方面作食性分析；从性腺成熟度算出绝对繁殖力和相对繁殖力．结果表明：红鳍鱼白的主要食物为浮游动物和经济价值不大的鱼类，食物充足，容易得到，故是很好的养殖对象；３—５月是红鳍鱼白的发育繁殖期，应加大食量，以增加鱼苗量，提高产量．

This article is about the initial research of Erythroculter ilishaeformis's feeding habits & reproduction habits and characteristics in the lake around Ji County.It can offer reliable basis for the utilization of freshwater breeding and its economic value.