Adaptive protein content: the adaptive protein content of Zhongke No.3 is 365,438+0-32%; Bait containing 27-28% adaptive protein of Zhongke No.5
Disease resistance: Zhongke No.3 has poor ability to resist sporidiosis and gill bleeding; Zhongke 5 has strong resistance to sporidiosis and branchial hemorrhage.
Difficulty in fishing: Zhongke No.3 is a bottom fish, which lives at the bottom of the water, so it is difficult to catch; Zhongke 5 is a pelagic fish, which lives in the middle layer of water, so it is not too difficult to catch.
Back modeling: Zhongke No.3 has a flat back; The back of Zhongke No.5 is towering.
Weight: The adult fish of Zhongke No.3 weighs about 4 to 5 Jin; The adult fish of Zhongke No.5 can grow to about 5 kg to 6 kg.