论文部分内容阅读
春季养鱼的管理工作是夺取全年增产增收的重要环节,必须全力抓好。1.合理投饵施肥(1)投饵是满足鱼类生长,提高产量的物质基础。开春后天气逐渐转暖,当水温上升到8℃~10℃时,常规鱼类(四大家鱼、鲫、鲤等)开始摄食,摄食量随水温升高而增多。热带、亚热带鱼类(罗非、白鲳、土鲮、
Spring fish management is to seize an important part of the annual production increase, we must do our best. 1. Rational feeding and fertilization (1) feeding is to meet the fish growth, increase the material basis of production. After the spring, the weather gets warmer. When the water temperature rises to 8 ℃ ~ 10 ℃, the conventional fish (four big fish, carp, carp, etc.) begin to feed, and the food intake increases with the increase of the water temperature. Tropical, subtropical fish (Luo Fei, white sand, soil,