Keep them separately. 1. The water sources of frog farms and bullfrog farms need tap water, and the water quality is good. The dissolved oxygen content is above 3.5 mg/L, and the ph value is between 6.5 and 8. The water quality is clear and transparent, and the taste is salty.

2. The depth of the aquaculture pond is about 0.5 meters, and the width and length depend on the amount of aquaculture. It is best to excavate the aquaculture pond in a quiet and sunny environment.

3. At 20-30℃, when it drops below 10℃, the feeding and activities gradually weaken, and when it drops below 5℃, it begins to hibernate.