What is effective in suppressing algae？

　　

What is effective in suppressing algae？

A: Increase the turning time and reduce the sun time.B: Increase the sun time and reduce the turning time.

　　C: Reduce the lamp time and try to avoid sun irradiation.

　　D: Leave less fresh water, new water is easy to algae.

　　= (Xianglong agricultural Group Fish Friends Review) =

　　Bingzi soldier

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　　 The fish friends are interactive, know the answer to the answer, see the answer to the correct mutual point.
Fish friend water duck

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　　 C
Fish friends

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　　 Reduce the lamp time and try to avoid sun irradiation.
Fish friend sea cucumber head

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　　 6
Fish Friends Dragon Tribe SKR

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　　 C, also add to the bacteria lamp
Fish friends zp850621

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