PRI Disease Resistant Apple Breeding Program

 
Co-op 1
Prima
Co-op 3
Priscilla
Sir Prize
Co-op 6
Co-op 7
Co-op 8
Co-op 9
Co-op 10
Co-op 11
Co-op 12
Redfree
Co-op 14
Co-op 15
Co-op 16
Co-op 17
Co-op 18
Co-op 19
Co-op 20
Dayton
Jonafree
Williams' Pride
Co-op 24
Scarlett O'Hara
Co-op 26
Co-op 27
Co-op 28
Sundance
Enterprise
Co-op 31
Pristine
Pixie Crunch
Co-op 34
Co-op 35
Co-op 36
Co-op 37
GoldRush
CrimsonCrisp
Co-op 40
Co-op 41
Co-op 42
Juliet
Co-op 44
 
Priam
McShay
 

Co-op 1

(PRI 1235-101 = PRI 47-147 x N.J. 123249) (Williams et al. 1967)

Brief Description

  • Fruit: 64 to 70 mm (2-1/2 to 2-3/4 in.); round oblate; pale yellow to cream ground color; bright finish; slightly striped, 70% medium to pale red; fine-grained, cream colored, firm to slightly crisp flesh; spicy, spritely acid, slightly aromatic flavor; moderately juicy.

  • Season of Maturity: Six weeks before 'Delicious'.

  • Tree: Limber, bare-wooded branches; unreliable cropping.

  • Disease Resistance: Field immune to apple scab; moderate resistance to powder-mildew; field immune to cedar-apple rust; susceptible to fire blight.

  • Problems: Acidic, small fruit size, uneven ripening, heavy fruit drop, inadequate storage life.

  • General Recommendation: Problems too severe for further consideration. Discarded at Lafayette.
 Co-op 1

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