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fruit development. I have used Koppert’s bumblebees not only for blueberries, but also cherries for many years now.’ ‘Part of the plantation is in the…
Video: Parasitic wasps in action Parasitic wasps for aphids Parasitic wasps for aphids Aphids are notorious for infesting a wide range of crops and…
temperatures between 15 and 23 °C and higher water content than is optimal for crop growth. Phytophthora overwinters in roots, infected tubers and…
s this increases to 12-28 hours of leaf wetness for successful infection. Conidia also need water for germination. Damage symptoms Venturia inaequalis…
without the need for chemical pesticides. Koppert offers Aphidend , featuring the species Aphidoletes aphidimyza , for aphid control. For spider mite…
applications are recommended. For injection through Dosatron/Venturi systems, please contact your local Koppert representative for specific advice…
applications are recommended. For injection through Dosatron/Venturi systems, please contact your local representative for specific advice Spray the…
carotovora or Pectobacterium carovora infects plants through fresh wounds, for example pruning wounds. It cannot infect healthy green leaves, but can…
results. This page showcases experiences from growers with application products for biological pest control. In the past, manual application methods…
around Doetinchem. Marc van Rijswijk is the spokesman for Buha, the implementing organization for the Municipality of Doetinchem whose…
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