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:
pH 2 (PH2)
Download list of accessions evaluated for this trait
Definition:
Average pH - second measurement
Crop:
RHUBARB
Category:
Chemical composition descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
6
Responsible Site:
Western Regional PI Station (
W6
)
Studies or environments
RHUBARB.2008.PALMER
48 Accessions
Distribution of Values for
pH 2 (PH2)
Range
Number of Accessions
2.27 - 2.39
2
2.39 - 2.52
1
2.52 - 2.64
3
2.64 - 2.77
10
2.77 - 2.89
13
2.89 - 3.01
7
3.01 - 3.14
10
3.14 - 3.26
2
3.26 - 3.39
0
3.39 - 3.51
2