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Apple tree rootstock named ‘G.66’

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  • Publication Date:
    June 06, 2023
  • معلومة اضافية
    • Patent Number:
      PP35,202
    • Appl. No:
      17/589341
    • Application Filed:
      January 31, 2022
    • نبذة مختصرة :
      A new and distinct variety of apple tree rootstock Malus domestica x Malus robusta hybrid ‘G.66’ is described herein. The new variety is a productive, yield efficient, semi-dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.66’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.
    • Inventors:
      Cornell University (Ithaca, NY, US); The United States of America, as Represented by the Secretary of Agriculture (Washington, DC, US)
    • Assignees:
      Cornell University (Ithaca, NY, US), The United States of America, as Represented by the Secretary of Agriculture (Washington, DC, US)
    • Claim:
      1. A new and distinct variety of apple tree named ‘G.66’ as herein described and illustrated.
    • Current U.S. Class:
      PLT174
    • Patent References Cited:
      PP7197 March 1990 Luby et al.
      PP22228 November 2011 Brown et al.
      PP23337 January 2013 Cummins et al.
      PP24073 December 2013 Cummins et al.


    • Other References:
      Mazzola, (1998). “Elucidation of the microbial complex having a causal role in the development of apple replant disease in Washington,” Phytopathology, 88(9):930-938. cited by applicant
      Unpublished U.S. Appl. No. 17/589,324, filed Jan. 31, 2022 titled “Apple Tree Rootstock Named ‘G.484’,”. cited by applicant
      Unpublished U.S. Appl. No. 17/589,353, filed Jan. 31, 2022 titled “Apple Tree Rootstock Named ‘G.257’,”. cited by applicant
    • Primary Examiner:
      Bell, Kent L
    • Attorney, Agent or Firm:
      Morrison & Foerster LLP
    • الرقم المعرف:
      edspgr.PP035202