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Details for: PI 688142,
Pyrus
hybr., 'Turnbull Giant'
Summary
Passport
Taxonomy
Other
Pedigree
IPR
Observation
Summary Data
Taxonomy:
Pyrus
hybr.
Cultivar:
'Turnbull Giant'
Origin:
Developed – Missouri, United States
Maintained:
National Clonal Germplasm Repository
Received by NPGS:
01 Dec 1994
Improvement Status:
Cultivar
Form Received:
Scion
Life Form:
Tree
Life Habit:
Tree
Availability
This accession is not available. Contact site for status.
National Clonal Germplasm Repository
Restricted Distribution due to Pathogen infection
Images
(2
total. Click on image for more.)
Core Passport Data
Taxonomy:
Pyrus
hybr.
Cultivar:
'Turnbull Giant'
Origin:
Developed – Missouri, United States
Maintained:
National Clonal Germplasm Repository
Received by NPGS:
01 Dec 1994
Improvement Status:
Cultivar
Form Received:
Scion
Life Form:
Tree
Life Habit:
Tree
Source History
Developed
Missouri, United States
Developer(s):
Turnbull, Kenneth L.
Donated
01 December 1994.
Texas, United States
Comment:
Received from Natelson to NCGR-Corvallis.
Donor(s):
Natelson, Ethan A.
Accession Names and Identifiers
'Turnbull Giant'
Type: Cultivar name
Turnbull, Kenneth L.
CPYR 2527
Type: Site identifier
Group: LOCAL
Corvallis local number
HYBRID CULTIVAR
Type: Site identifier
Group: CROPTYPE
Narrative
Also called Turnbull Giant. Seedling found in Missouri. Very low chill (about 200 - 250 hours). Sets enormous numbers of very large pears, no two of which look alike. Commonly breaks branches unless thinned. Thought to be an Asian pear - probably has P. calleryana in its parentage. Only fair quality but better than Orient as a firm pear.
Pyrus
hybr.
Genus:
Pyrus
Family:
Rosaceae
Subfamily:
Amygdaloideae
Tribe:
Maleae
Subtribe:
Malinae
Nomen number:
300498
Comment:
interim designation used in GRIN for
Pyrus
hybrids which lack an acceptable binomial
Verified:
11/02/1990
by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Common names
Name
References
Annotations
Other Links
Actions
Pathogens
Bioassay
Pyronia veitchii. POSITIVE
Inventory:
CPYR 2527 .001 PL
P. communis 'Nouveau Poiteau'. POSITIVE
Inventory:
CPYR 2527 .001 PL
Vouchers
Citations
Pedigree
Intellectual Property Rights
U.S. Plant patent
. 4616, Issued: 06 Jan 1981.
Material Transfer Agreement
Observations
Phenotype Data
Category
Descriptor
Description
Value
Sample Size
Study
Inventory
Availability
CYTOLOGIC
PLOIDY LEVEL
Number of sets of chromosomes.
2x - diploid
PYRUS.PLOIDY.2014
CPYR 2527 .001 PL
Not Available
DISEASE
FRUIT_SCAB
RATING OF DAMAGE CAUSED BY FRUIT SCAB
1 - NO DAMAGE
PYRUS.CORVALLIS.2005.FRUITSCAB
CPYR 2527 .001 PL
Not Available
DISEASE
Fabraea Leafspot Disease
Observed presence/severity of Fabraea Leafspot Disease
3
PYRUS.CORVALLIS.2003.FABRAEA
CPYR 2527 .001 PL
Not Available