怎样利用鸡粪养鱼我国广大农村家家户户都有养鸡的习惯，积存的鸡粪不但可以用来肥田，而且还可以用来养鱼。一般禽类的消化道都比较短，所摄取的食物还未来得及全部消化和吸收就已排出体外，饲料利用率仅８０％左右，还有２０％的饲料随粪便排出。鸡粪风干物中含粗蛋白质... How to make use of chicken manure? Our vast rural households have the habit of raising chicken. The accumulated chicken manure can be used not only for fertilizer but also for fish farming. The general digestive tract of birds are relatively short, the intake of food has not had time to digest and absorb it has been excreted, feed utilization is only about 80%, there are 20% of the feed with the excrement. Chicken fecal dry matter contains crude protein ...