Articles

THE PILLNITZ APPLE ROOTSTOCK BREEDING METHODS AND SELECTION RESULTS

Article number
451_6
Pages
89 – 98
Language
Abstract
The Pillnitz apple rootstock breeding program was concluded with the following results:

  1. Three dwarfing rootstocks were submitted for breeder’s rights












    – Pillnitzer ‘Supporter 1’® : M.9 x M. baccata (L.) BORKH.
    – Pillnitzer ‘Supporter 2’® : M.9 x M. X micromalus MAKINO
    – Pillnitzer ‘Supporter 3’® : M.9 x M. X micromalus MAKINO


  2. Four semi dwarfing rootstocks were prepared for application for breeder’s rights:











    – Pi-AU 36–2: M.9 x (M.9 x M. baccata (L.) BORKH.)
    – Pi-AU 51–4: M.4 open pollinated
    – Pi-AU 51–11: M.4 open pollinated
    – Pi-AU 56–83: M.11 open pollinated.


  3. The rootstock Pillnitzer ‘Supporter 4’® (‘Pi 80’) formerly bred at Pillnitz is presently being multiplied in commercial nurseries.

  4. Numerous improved screening methods were integrated into the breeding process.

Publication
Authors
M. Fischer
Keywords
Apple rootstock breeding, new varieties, field testing, resistance testing
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