Skip to main content
Skip to site map
United States Department of Agriculture
Agricultural Research Service
0
Cart
Welcome!
Effective Jan. 1, 2025, the U.S. National Plant Germplasm System will modify its SMTA acceptance policy to distinguish between propagative and non-propagative germplasm.
Click here
for more information.
GRIN-Global
Menu
USDA National Plant Germplasm System
Version:
2.3.12
Menu
Accessions
Descriptors
Reports
GRIN Taxonomy
Search Taxonomy
Crop Wild Relative Data
Map U.S. Crop Wild Relatives ↗
Nodulation Data
Regulations
World Economic Plants
About GRIN Taxonomy
GRIN
USDA Genetic Resource Collections ↗
About GRIN-Global ↗
Use of Cookies
NPGS Distribution Policy
Software Disclaimer
GRIN-U ↗
Help ↗
Contact Us
Your Profile
Your Profile
Your Web Request History
Your Address Book
Your Wish List
Descriptor:
Nematode Reprod Factor Ratio (NEM-RFXT)
Download list of accessions evaluated for this trait
Definition:
Nematode reprodutive factor on a plant in ratio to that of Totem. Means of the Rf on plants of a genotype/Rf of 'Totem' in each replication.
Crop:
STRAWBERRY
Category:
Nematode descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
6
Ontology:
https://www.cropontology.org/; www.rosaceae.org
Responsible Site:
National Clonal Germplasm Repository (
COR
)
Studies or environments
FRAGARIA.NEMATODE.PINKERTON.FINN.2005
38 Accessions
Distribution of Values for
Nematode Reprod Factor Ratio (NEM-RFXT)
Range
Number of Accessions
0 - 0.38
26
0.38 - 0.76
10
0.76 - 1.14
6
1.14 - 1.52
10
1.52 - 1.9
4
1.9 - 2.27
4
2.27 - 2.65
2
2.65 - 3.03
4
3.03 - 3.41
1
3.41 - 3.79
3