RESEARCH REGARDING THE RAPE CROP PROTECTION AGAINST THE SPECIFIC PEST ATTACK

As a result of the research works performed at Secuieni Agricultural Research Station, during 1997–1999, it was ascertained that the harmful entomofauna collected from rape crops totalized 3,214 individuals/m2 during the whole vegetation period and belonged to the following orders: Coleoptera, Hymenoptera, Heteroptera, Lepidop-tera and Homoptera. The greatest abundance of harmful species has been registered during the following pheno-phases: germination – emergence – leaf rosette forma-tion and blooming – flowering – capsule formation. The chem ical seed treatment with the insecticides: Chinoo