如何判断水质的优劣如何判断水质优劣，生产上一般采用“四看一测定”。一、看水色通常将水分为两大类，一类以黄褐色水为主，包括姜黄、茶褐、红褐色等；另一类以绿色水为主，包括黄绿、油绿、蓝绿、墨绿等。二、看是否有水华水华是池塘物理、化学、生物因子的综合反映，... How to determine the pros and cons of water quality How to determine the quality of water, the production generally use the “four to see a determination.” First, see the water color is usually divided into two categories, a class mainly to brown water, including turmeric, brown, red brown, etc .; the other to mainly green water, including yellow, green, blue, dark green Wait. Second, to see if there is water bloom Hua pond is a combination of physical, chemical, biological factors, ...