METHOD FOR PROTECTING APPLE AND PEAR TREES AGAINST SCAB AND POWDERY MILDEW Russian patent published in 2023 - IPC A01N43/36 A01N43/50 A01N43/56 A01N43/58 A01N65/00 A01P3/00 

FIELD: agriculture.

SUBSTANCE: invention relates to agriculture, in particular to horticulture, and may be used to protect fruit crops against fungal diseases, mainly apple and pear scab. A method for protecting apple and pear trees against fungal diseases includes treatment with a systemic fungicide in the period of maximum danger of disease development. Fungicides or strobilurines, or anilinopyrimidines class azoles are used as treatment agents, and treatment with oak extract in concentration of 0.15-0.2% is used when fruits appear. Treatment with fungicides is performed by alternating, for not more than three years, azole class fungicides are used, then systemic strobilurin or anilinopyrimidine class fungicides are used.

EFFECT: method for protecting apple and pear trees provides for decrease of fungal pathogens resistance to systemic fungicides, reduction of treatment multiplicity by means of applying oak extract biological product, refusal from overstated norms of fungicide consumption resulting in yield increase, fruit quality improvement, reduction of protection costs and improvement of ecological situation by means of applying oak extract biological product.

1 cl, 1 tbl, 2 ex