Trial results onion fly and bean seed fly
Since 1986, many years of experience have gone into the selection, production
and quality control of our beneficial nematodes. Each of the nematodes produced [...] biological control
of many pests.
Meet Frank Keijzer, the owner of a 57-hectare organic arable farm and is growing a wide variety
of crops, including onions [...] Alternative
chemical
program B
Capirel: 5 billion/ha - 2 applications 7 days apart, starting 7 days from first flies detection.
Full conventional programme: Oxamyl