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Food and Agriculture Organization (2017), Regulation of wood packaging material in international trade
… time must not be less than 24 hours. Monitoring of gas concentrations must be carried out at a minimum at 2, 4 … and weaker concentrations, additional measurement of the gas concentrations should be recorded at the end of … requirements. - Fans are used as appropriate during the gas distribution phase of fumigation to ensure equilibrium is …
Ramsar Technical Report 7: Ramsar Wetland Disease Manual
… may derive directly from wetland resources. Should the natural ecological functioning of wetlands be impacted, the … plans and actions. 1.2 What is disease? Disease is a natural component of population ecology and ecosystems and is … both dry ice and liquid nitrogen expand as they change to gas, specialist containers that allow for this expansion are …