论文部分内容阅读
近年来伴随水产养殖结构调整,名特优新品种越来越受到广大养殖户朋友的重视与欢迎,南美白对虾就是天津市近年来引进最为成功的一个优良品种,其较大的利润空间、简单易操作的养殖技术以及丰厚的经济效益带来的是逐步扩大的养殖规模。但是池塘高密度对虾养殖越来越严重的水质恶化、病害高发、投入过高等情况,严重制约着南美白对虾养殖生产的持续良性发展。我站技术人员通过多年的努力,总结经验,因地制宜,在淡
In recent years, with the adjustment of aquaculture structure, more and more famous new and excellent varieties of farmers are more and more friends attention and welcome, Penaeus vannamei is the introduction of Tianjin in recent years, the most successful an excellent variety, and its larger profit margins, simple Easy to operate farming techniques and generous economic benefits brought about by the gradual expansion of the scale of farming. However, the increasingly serious deterioration of water quality of pond shrimp farming, high incidence of disease, over-investment and so on, seriously hampered the continuous benign development of Penaeus vannamei culture. I station technical staff through years of hard work, sum up experience, according to local conditions, in the light