5 Soil and Substrate Management: Soil and substrate fumigation has to be justified and recorded. Erosion control techniques have to be in place.
5 Soil and Substrate Management: Soil and substrate fumigation has to be justified and recorded. Erosion control techniques have to be in place.
生产地历史与管理：对新生产地的适用性进行核查。实施农田和温室的识别系统。