PLUTELLAXYLOSTELLA- A NEW CHALLENGE FOR RAPESEED CULTURE
Diamondblack moth (Plutellaxylostella) although a pest specific to the cabbage culture in the autumn of 2020 in the SE part of the Boianului Plain has proven to be the biggest challenge for rapeseed growers. To control the larvae of this species, six treatment variants were tested, five chemicals belonging to three chemical groups with different modes of action and a biological insecticide. Following the treatments, the mortality rate varied between 1.21% in the case of cypermethrin and 71.75% in the case of the use of the biological insecticide based on Bacillus thuringiensis subspkurstaki.
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