Haku
Viitteet 1-2 / 2
Chemical control of European red spider mite Panonychus ulmi (Koch.) : II. Evaluation of clofentezine and hexythiazox
(Agricultural Research Centre, 1990)
Occurrence of phytoseiid mites (Acari: Phytoseiidae) on apple trees in Finland
(Agricultural Research Centre, 1988)