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
WineCrisp
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 44

Co-op Release Description

Origin Derived from a cross made in 1972 at the University of Illinois, Pomology Research Farm, Urbana. First selected in 1980 by D.F. Dayton at the University of Illinois and tested as PAR26T4.

Tree Moderately vigorous, spreading tree, wide crotch angles (80 to 90 degrees), semi-spur.

Bloom period Midseason.

Productivity Very productive, may overbear.

Harvest period September 22 to October 26; fruit hangs well.

Fruit size 2-5/8 to 3 inches.

Fruit shape Round.

Skin Yellow, fine, crisp, firm, attractive.

Flesh Yellow, subac:4 spicy, full flavor, juicy, very good quality

Storage Retains crispness and quality for up to 7 months in refrigerated storage.

Disease reaction
Scab-Field immune
Rust-Susceptible.
Mildew-Moderate resistance.
Fire blight-Probably moderate resistance.

Comments Sooty blotch susceptible, some storage rots in 1994-1995.

Source:
J. Goffreda, A. Voordeckers, S.S. Korban, S.M. Ries, and Jules Janick. 1995. Co-op 39 to 44: Six disease-resistant apple selections released for advanced testing. New Jersey A.E.S. of Rutgers Univ. Res. Rpt. R-12001-2-95.

Co-op 44

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Brief Description
Co-op Release Description


Pedigree of Co-op 44

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