夏季是河蟹池塘养殖生长管理旺盛季节,俗话说“三分放、七分管”,就当前管理着重做好二管三防,技术要点介绍如下,供养殖户参考: 一、注重做好“二管”技术。 1.水质管理。 水是鱼类生存基础,有收无收在于水,收多收少在于管,良好生长在于水,要求做到水质清鲜,夏季平时每7—10天换水1次,高温季节最好1—2天换水1次,换水在傍晚进行,换 Summer is a crab pond culture growth management season, the saying goes, “three points, seven in charge”, the current management of the two tubes and three defenses, the technical points are as follows, for farmers reference: First, pay attention to doing a good job, “two ”technology. Water quality management Water is the basis for the survival of fish, there is income confiscated in the water, income and more income is less in the tube, good growth in water, to achieve fresh water quality, water usually every 7-10 days in summer 1, the best season of high temperature 1 -2 days for water 1, changing the water in the evening, for