Ercal
crop and whitefly density and should always be adjusted to the particular situation. Start introduction preventively soon after planting of the crop. Introduction [...] weekly intervals or until control is achieved. Depending on the specific situation, it may be better to switch to the use of En-strip or Enermix . Consult [...] distributor of Koppert products for advice on the best strategy for your situation. Environmental conditions For optimal efficacy the 24 hour average greenhouse