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网围养鱼是近几年发展起来的一项养鱼技术,它不与种植业争地,不需增氧和排灌机械,可充分利用天然饵料资源,而且生产和经营比较灵活,经济效益较高。因网围养鱼是一种开放型养鱼方式,管理工作尤其重要。江苏盐城市郊区大纵湖网围场副场长张仰耕同志,经过几年的摸索,总结了一些管理经验,现介绍如下: 1、以防逃为中心,提高回捕率。目前,湖泊网围养鱼普遍存在逃鱼问题,因此,应把防逃贯穿于日常管理的整个过程。他认为,网围养鱼逃鱼主要有三个高峰
Fishnet is a fish farming technology developed in recent years. It does not compete with the planting industry, does not need oxygenation and irrigation and drainage machinery, can make full use of natural food resources, and has relatively flexible production and management, more economic benefits high. Due to net fish farming is an open way of fish farming, management is particularly important. Comrade Zhang Yanggeng, vice-governor of the Dazhong Lake Network Yard in the suburbs of Yancheng City, Jiangsu Province, commented after several years of exploration and summed up some management experience. The briefing is as follows: 1. Take anti-escaping as the center and raise the rate of recovery. At present, fish around the lake are widespread fish escape problems, therefore, anti-fleeing should be run through the day-to-day management of the entire process. In his opinion, there are three main peaks in fishnet fishing