Popis: |
According to the literature data the cotton bollworm is one of the most dangerous pests of agricultural crops, causing crop losses of up to 55.0–60.0 %. In the article foreign, Russian and domestic publications on distribution, biology, harmfulness and monitoring of the cotton bollworm – Helicoverpa armigera Hbn. are analyzed. It has been established that due to the wide distribution of the cotton bollworm in Russia, Poland, Ukraine, optimal agro-climatic conditions, should expect pest development in 1–2 generations in the Gomel, Grodno and Brest regions. |