1. Change water regularly: Change the amount of water for each time not to exceed 1/3 of the original pond water. It is appropriate to supplement the dissolved oxygen in the pool water by changing the water. 2. Stir the pool water: After the winter fish and pond, start the aerator for water for 1 to 2 hours at noon every day. Then bring the oxygen in the air into the water and promote the convection of the upper and lower pool water. The harmful gases in the water overflow. Water body, to increase the pool of dissolved oxygen.
Another benefit of vitamins for the human body is that it can help the growth and development of the human body to operate normally, especially for teenagers, vitamins are one of the essential nutrients in the growth process. For example, vitamin D can well adjust the metabolism of some trace elements in the human body, and can also promote the absorption of calcium by the human body, maintain bone health, and maintain a balance between the blood phosphorus level and the blood calcium level in the human body.
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