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The remarkable effect of aeration tube on aquaculture

Chemical oxygenators are generally used for emergency oxygenation, and the cost is much more expensive than physical oxygenation.  Of course, some tuhao do not care about the cost, only for convenience, often use chemical oxygen to "change the bottom".  However, regardless of cost, it must be considered that different types of chemical oxygenators should be selected for ponds with different water quality attributes if they are used regularly .

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