Abstract
The green apple aphids’ biological peculiarities (Aphis pomi Deg.) were looked upon. The modern bioinsecticide’s impact on the green apple aphid quantity was researched in South-Western Forest-Steppe of Ukraine. The efficiency of microbiological preparations against phytophag was set (65,0-89,7%). It was established that the preparation of Achtarophyt had the highest efficiency against the green apple aphid, concentrate emulsion had the result 89,7% through 7 days after the third treating. The biological preparation’s mix Koloradocide powder was in the norm 3 kg/ha and the solution Gaubsin was in the norm 10 l/ha. They have showed the excellent synergy and high impact on phytophag: 87,3% through 7 days after the third treating. The biological preparations` benefits were presented after their usage.
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