Creation of the virus free nursery plantings of the genus prunus l. by the phytosanitary selection

Abstract

Diagnostic of 12 viral pathogens of stone fruit crops, including new to the certification scheme (Carnation ringspot tombusvirus (CRSV), Myrobalan latent ringspot nepovirus (MLRSV), Petunia asteroid mosaic tombusvirus (PeAMV), Tobacco ringspot nepovirus (TRSV)) by immune-enzyme analysis was carried out in the Institute for fruit growing in 2020 – 2021. Virus-free clones of varieties and rootstocks forms of stone fruit crops have been identified to create Nuclear stock collection, including: 10 varieties of plums, 3 - cherry plums, 7 - sour cherries, 14 - sweet cherries, 5 - apricots, 4 - peaches, 10 forms of rootstocks of stone crops. Varieties of peach and apricot, as well as rootstocks of these crops, for the creation of Nuclear stock collection were generated in 2021 in Belarus for the first time.