论文部分内容阅读
在投喂种鱼和成鱼的饵料中,按比例搭配适量稀土不仅能提高饲料利用率,而且能促进鱼的生长并增强其抗病力,起到防治疾病作用,既可减少死亡,又可提高经济效益。1.配合精饲料喂养种鱼。调配方法是将40～50克稀土或1包稀土添加剂用少许醋溶解,对水0.5千克,用喷雾器均匀地喷于60千克精饲料上,边喷边拌。若有条件,可制成膨化饲料投喂,效果更理想。
Feeding fish and fish into the feed, in proportion to the amount of rare earth can not only improve feed utilization, but also to promote fish growth and enhance its disease resistance, play a role in disease prevention, both to reduce mortality, but also improve Economic benefits. 1. With fine feed to feed the kind of fish. Dispensing method is to 40 ~ 50 grams of rare earth or a package of rare earth additives with a little vinegar dissolved, 0.5 kg of water, with a spray evenly sprayed on 60 kg of concentrate feed, while spraying edge mix. If conditions permit, can be made into puffed feed, the effect is more satisfactory.