Wpływ podkładek M.9 i M.26 na wzrost okulantów jabłoni odmiany 'Szampion' i 'Jonica' [The effect of M.9 and M.26 rootstocks on the growth of maiden trees of 'Šampion' and 'Jonica' apple cultivars]

Magdalena Kapłan, Piotr Baryła

Abstract


The studies were conducted in the years 2000-2003 at the Felin Experimental Farm of the Agricultural University of Lublin. Maiden apple trees, 'Šampion' and 'Jonica', grafted on the M.9 RN29 and M.26 rootstocks, were the examined material. It was proved that genetic characteristics of the cultivar and weather conditions in the period of growth of young shoots had a significant effect on the growth of the examined trees. The diameter of the rootstocks of the examined cultivars depended on the type of the rootstock used. It turned out that in 2002 the M.26 apple was significantly thicker than the M.9 one. No significant effect of the rootstock and the cultivar on the diameter of the maiden trees at the height of 30 cm was found. It was observed that the trees on M.26 had a larger diameter than those on M.9. The cultivar and weather conditions in a given year had the most significant effect on the sum of shoot lengths, as well as the number and length of one shoot.

Keywords


maiden trees; grafted; rootstock; growth

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DOI: https://doi.org/10.5586/aa.2006.078

Journal ISSN:
  • 2300-357X (online)
  • 0065-0951 (print; ceased since 2016)
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Polish Botanical Society