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发帖数: 16778 | 1 In China, there are four kinds of definitions
about four popular farmed fish:
1) common carp, grass carp, silver carp, and crucian carp(JI YU)
2) black carp, grass carp, silver carp, and crucian carp
3) common carp, grass carp, silver carp, and bighead carp
4) black carp, grass carp, silver carp, and bighead carp
which kind of definition is most correct up to date?
According to the middle school's textbook, the correct
answer is 4). But a lot of biologists in China
don't agree with the definitio |
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