广东地区的水产养殖业很发达，但普遍存在一个认识上的误区，就是认为鲫鱼不能单养或主养，当年的苗种当年养成０．５公斤左右的商品鱼并且亩产到７５０公斤以上则更是不可能的。这种误区一定程度上影响了鲫鱼养殖效益的提高和养殖业的进一步发展。为了打破这个误区，提高养殖 Aquaculture is well-developed in Guangdong, but there is a common misunderstanding that the crucian carp can not be monoculture or primary culture, when the year-old seedlings develop about 0.5 kg of fish and produce more than 750 kg per mu It is even more impossible. This misunderstanding to some extent affected the raising of crucian carp breeding and aquaculture further development. In order to break this misunderstanding, improve farming