Havukkala, Ilkka

name

• Havukkala, Ilkka

Authored works

• Effectiveness of mechanical oviposition barriers against the cabbage root fly, Delia radicum, in the laboratory : research note
• Flying periods and oviposition of cabbage root flies in southern and central Finland
• Non-chemical control methods against cabbage root flies Delia radicum and Delia floralis (Anthomyiidae)

Works contributed to

Works about Havukkala, Ilkka