生石灰作为一种常用水产消毒剂,低价、高效,不仅能够除去病、毒、害生物,而且是一种环境改良剂,但许多养龟户把低毒误认为无毒,在清池消毒时,过度大剂量使用,停药时间短,往往不到2ｄ就投放龟苗。龟投放池中搅动池底沙泥,残留在沙泥中的生石灰释放水中,引起水体ｐＨ值急骤上升。 As a commonly used aquatic disinfectant, quick lime can not only remove disease, poison and pests but also is an environmental modifier. However, many turtles misidentify low toxicity as non-toxic. When disinfecting Qingchi , Excessive use of large doses, withdrawal time is short, often less than 2d put turtle seedlings. Turtle put in the pool to stir the bottom sediment, residual lime in the sand to release water, causing the water pH value increased sharply.