养鱼池塘的水色主要是由池塘中的浮游植物所决定的,因为各类浮游植物细胞含有不同的色素。当浮游植物的种类及数量不同时,池水就会呈现出不同的颜色和浓度,依据这些颜色和浓度,如再结合鱼类的生活规律,就可迅速判断出水质的好坏。1茶褐色池塘中硅藻、金藻、隐藻和黄藻较多时,池 The color of fish ponds is dominated by the phytoplankton in the pond, because each type of phytoplankton cell contains a different pigment. When the species and quantity of phytoplankton are different, the water will show different colors and concentrations. Based on these colors and concentrations, the quality of the water can be quickly judged if it is combined with the fish’s law of life. 1 brown pond in diatoms, golden algae, cryptococcosis and xanthophyll more when the pool