avoid the webbing. At low spider mite densities these predators can slow down the development of spider mites. Effects of temperature and humidity Temperature
placement o Do the hives open when air pressure drops or electricity is shut down? o That the ventilation of the hives is not blocked by the placement system
freight, duties, and VAT among others. 4.2 If no binding price has been laid down in the agreement, the price generally used by Koppert on the date of delivery