投喂是鱼类养殖技术中的重要环节之一。往往投喂技术不科学,即便是最好的饲料,也不一定得到应有的效果,鱼类生活在水中,所以投喂的饲料不仅容易散失,同时有的种类鱼摄食状况一般也不容易看见,这就给准确投饲带来一定的困难。同时影响鱼类摄食的因素也较多,如温度、水质、溶氧等 Feeding is one of the important aspects of fish farming techniques. Often fed technology unscientific, even the best feed, not necessarily get the desired effect, the fish live in water, so feeding the feed is not only easy to lose, while some species of fish feeding is generally not easy to see , Which will bring some difficulties to accurate feeding. At the same time, there are also many factors affecting fish feeding, such as temperature, water quality, dissolved oxygen and the like