论文部分内容阅读
本文介绍了沿湖沿黄5000亩优质高产高效开发实施的全过程．项目选用以鲤鱼、团头鲂、草鱼、罗非鱼、乌鳢等六种鱼类为主养鱼的养殖模式，采用投放大规格优良鱼种、研制颗粒饲料、合理搭配其它品种，适时调节水质和防治鱼病等方法，获得了高产量和显著的经济效益。本项目自九三年三月起，至九四年十一月止。通过验收，九四年总实施面积5011．2亩，平均亩产840．3公斤，亩纯收益2467．9元，总产值3045．4万元，总效益1236．7万元。其中优质鱼比例占67．55％，专家鉴定认为，该项目达到国内先进水平。
This article describes the whole process of the development and implementation of 5000 mu of high quality, high yield and high efficiency along the lake. The project chooses breeding patterns of fish mainly including six kinds of fish such as carp, bream, grass carp, tilapia and jackfry. It adopts large-sized fine fish species, develops pellet feed, reasonably collocates with other varieties, timely adjusts water quality and Prevention and treatment of fish diseases and other methods, access to high-yield and significant economic benefits. This project has been in operation since March 1993 and ended in November 1994. Through acceptance, the total area under implementation in 1994 was 5011.2 mu, with an average yield of 840.3 kg per mu. The net profit of mu was 2467.9 yuan, the total output value was 30.454 million yuan and the total benefit was 12.367 million yuan. The proportion of high-quality fish accounted for 67.55%, expert assessment that the project reached the advanced domestic level.