培养料中加石膏、CaCO3等的作用主要有()。A、提供Ca++B、中和有机酸C、补充碳源D、提供能源
培养料中加石膏、CaCO3等的作用主要有()。
- A、提供Ca++
- B、中和有机酸
- C、补充碳源
- D、提供能源
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