EFFECT OF ROOTSTOCK ON YIELD QUANTITY AND QUALITY OF GRAPEVINE ‘REGENT’ IN SOUTH-EASTERN POLAND
Magdalena Kapłan
Department of Nursery and Pomology, University of Life Science, Leszczyńskiego 58, 20-068 Lublin, PolandKamila Klimek
Andrzej Borowy
Department of Nursery and Pomology, University of Life Science, Leszczyńskiego 58, 20-068 Lublin, PolandAgnieszka Najda
Department of Vegetable Crops and Medicinal Plants, University of Life Science in Lublin, Leszczyńskiego 58, 20-068 Lublin, PolandAbstract
Globally, the application of rootstocks for grapevine cultivation has been a standard, while in the northern regions, like in Poland where the viticulture tradition is relatively short, the selection of the most suitable rootstock types requires multi-year observation and research. The objective of the present study was to assess the effect of six following rootstock types: ‘101-14 Mgt’, ‘161-49C’, ‘125AA’, ‘5BB’, ‘SO4’, ‘SORI’, and own-rooted vines on yield quantity and quality of ‘Regent’ grapevine in south-eastern Poland. The three-year research period indicates that the vines on ‘125AA’ tended to produce not only the highest yields but had positive influence on the number and weight of clusters and berry weight as well. Whereas the vines grafted onto ‘161-49C’ gave the lowest yields and had the smallest number of clusters per vine. The fruit extract content in ‘Regent’ grapes on ‘101-14 Mgt’ rootstock was found to be significantly lowest among those under study. The extract content and yield of grapevines evaluated in the own-rooted vines and those grafted to the rootstocks which formed one group, did not differ.
Keywords:
own root, rootstock, number of berries per cluster, berry weight, extractDepartment of Nursery and Pomology, University of Life Science, Leszczyńskiego 58, 20-068 Lublin, Poland
Department of Nursery and Pomology, University of Life Science, Leszczyńskiego 58, 20-068 Lublin, Poland
Department of Vegetable Crops and Medicinal Plants, University of Life Science in Lublin, Leszczyńskiego 58, 20-068 Lublin, Poland
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