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 40

Co-op Release Description

Origin Derived from a cross made in 1974 at Rutgers Fruit Research and Extension Center, Cream Ridge, New Jersey. First selected in 1986 by S.S. Korban at the University of Illinois, Pomology Research Farm, Urbana, Illinois and tested as PAR2TF231.

Tree Moderately vigorous, spreading, strong branches, with standard fruiting habit.

Bloom period Midseason.

Productivity Moderate.

Harvest period September 15 to 30 at Urbana, Illinois; hangs well on tree.

Fruit size 2-5/8 to 2-3/4 inches.

Fruit shape Conic, occasionally round.

Skin Self-yellow, very smooth finish, glossy with a slight read to pink blush on the cheek; very attractive.

Flesh Cream colored, crisp, aromatic to mildly spicy, mildly acid, juicy, firm, fine grained, excellent quality.

Storage Retains firmness, crispness and texture for 5-6 months in refrigerated storage.

Disease reaction
Scab-Field immune.
Rust-Resistant.
Mildew-Moderately susceptible.
Fire blight-None observed in field.

Comments An exceptional and very attractive yellow apple (smooth skin with no russet) with an outstanding fruit quality that holds very well in refrigerated storage.

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 40

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Co-op Release Description


Pedigree of Co-op 40

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