METHOD FOR PROTECTION OF FRUIT PLANTATIONS FROM PSYLLA PYRI BLOCKS Russian patent published in 2019 - IPC A01M1/20 A01P7/04 

FIELD: agriculture.

SUBSTANCE: invention relates to the agriculture. To protect pear plantations from Psylla pyri blocks, they are treated in 1–2 decade of February in the period of departure of imago and oviposition of overwintered generation with deltametrine in amount of 0.06 kg/ha, in 3rd decade of February – 1st decade of March in the period of maximum oviposition with mineral oils in amount of 40 l/ha, in 2nd decade of March – during 2nd decade of April in the period of nymphal stages of younger and older ages with thiacloprid in amount of 0.3 kg/ha and diflubenzuron in amount of 1.0 kg/ha, in 3rd decade of April in the period of imago discharge and oviposition generation with abamectin in amount of 0.75 kg/ha and lufenuron with fenoxycarb in amount of 0.8 kg/ha, during 2–3 decade of May in the period of nymphal stages of younger and older ages thiamethoxam in amount of 0.4 kg/ha, in 1st decade of June in the period of nymphal stages of older ages, imago and oviposition imidacloprid in amount of 0.3 kg/ha and lufenuron with fenoxycarb in amount of 0.5 kg/ha, during 2–3 decade of June in the period of oviposition and nymphal stages of younger and older ages in amount of 0.3 kg/ha and diflubenzuron 1.0 kg/ha, in 1st decade of July in the period of nymphal stages of older ages, imago and laying thiamethoxam in amount of 0.4 kg/ha and lufenuron with fenoxycarb in amount of 0.5 kg/ha, in 2-3 decade of July in period of oviposition and nymphal stages of younger and older ages with thiacopopride in amount of 0.3 kg/ha and diflubenzuron in amount of 1 kg/ha, in 1st decade of August in the period of nymphal stages of older ages, imago and oviposition Abamectin in amount of 0.75 kg/ha and lufenuron with fenoxycarb in amount of 0.5 kg/ha, in 2-3 decade of August in the period of oviposition and nymphal stages of younger and older ages imidaclopid in amount of 0.3 kg/ha and diflubenzuron in amount of 1.0 kg/ha, in 2nd decade of September in the period of nymphal stages of older ages and imago thiamethoxane in amount 0.4 kg/ha.

EFFECT: invention makes it possible to improve the processing efficiency.

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