CPC Subgroup
A01G 24/20 based on or containing natural organic material
Full Title
Growth substrates; Culture media; Apparatus or methods therefor (for mushrooms A01G18/20) > based on or containing natural organic material
2 direct subcodes
Child Classifications
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- A01G 24/22 containing plant material
- A01G 24/28 containing peat, moss or sphagnum