Details for: PI 499539, Medicago hybr., D 2551

Summary Data

Taxonomy:

Medicago hybr.

Top Name:

D 2551

Origin:

Collected – China

Maintained:

Western Regional PI Station

Received by NPGS:

01 Jul 1984

PI Assigned:

1985

Improvement Status:

Breeding material

Reproductive Uniformity:

Population

Form Received:

Seed

Life Form:

Perennial

Life Cycle:

Perennial

Backup Location:

National Laboratory for Genetic Resources Preservation

Inventory Volume:

193
View original Plant Inventory data in pdf format

Availability

Form	Quantity	Note	Inventory	Cart
Seed	100 count		PI 499539 89i SD

Seed available for distribution is a limited resource. The quantity of seed distributed is hopefully sufficient to conduct the intended research. If additional seed is required, the recipient is urged to grow and reproduce the seed. Repeated requests for seed of the same accession will not be honored.

There are no images for this accession.

Core Passport Data

Taxonomy:

Medicago hybr.

Top Name:

D 2551

Origin:

Collected – China

Maintained:

Western Regional PI Station

Received by NPGS:

01 Jul 1984

PI Assigned:

1985

Improvement Status:

Breeding material

Reproductive Uniformity:

Population

Form Received:

Seed

Life Form:

Perennial

Life Cycle:

Perennial

Source History

Collected

01 August 1980.
China
Comment: Collector obtained material from College of Agriculture and Animal Husbandry, Huhehot, Nei Monggol, China. Received through the 1980 U.S. Plant Germplasm Team to Peoples Republic of China. (PI 193)
Collector(s):

Dewey, Douglas R., USDA-ARS

Developed

PRE 01 July 1984.
Nei Mongol Zizhiqu, China

Developer(s):

Inner Mongolian College

Accession Names and Identifiers

D 2551

Type: Collector identifier

DRD 0780

Type: Exploration identifier

Group: PEO-EXPLORATIONS

Exploration ID links

Narrative

Experimental plots, originally from western Inner Mongolia. Plants purple-flowered derivatives in F6 or F7 generation. (Plant Inventory Vol. No. 193)

Medicago hybr.

Genus:

Medicago

Family:

Fabaceae (alt. Leguminosae)

Subfamily:

Faboideae

Tribe:

Trifolieae

Nomen number:

300354

Comment:

interim designation used in GRIN for Medicago 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

Annotations

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study	Inventory
DISEASE	Anthracnose	Percent of plants resistant to Anthracnose (Colletotrichum trifolii).	0	ALFALFA.ANTHRAC.90.ONEILL	PI 499539 89i SD
DISEASE	Verticillium wilt	Percent of plants resistant to Verticillium wilt (Verticillium albo-atrum).	0	ALFALFA.VERTWILT.90.PEADEN	PI 499539 89i SD
DISEASE	Aphanomyces	Percent resistant plants to Aphanomyces eutieches.	0	ALFALFA.APHAN.90.GRAU	PI 499539 89i SD
DISEASE	Sclerotinia resistance	Percent resistant plants to Sclerotinia.	1.9	ALFALFA.SCLEROT.93.RHODES	PI 499539 89i SD
DISEASE	Resistance to Rhizoctonia	Percent resistance to Rhizoctonia.	38	ALFALFA.RHIZOC.90.VIAND	PI 499539 89i SD
MORPHOLOGY	Seed weight 100	Weight of 100 seeds in grams.	0.21	ALFALFA.SEEDWEIGHT.WRPIS	PI 499539 89i SD
PRODUCTION	Seed productivity	Seed productivity. coded 1-9.	9 - LOW	ALFALFA.SEEDPROD.89.PEADEN	PI 499539 89i SD
STRESS	Salt germination - ic(50) valu	Sodium chloride concentration which inhibits germination of 50% of the viable seed.	-0.58	ALFALFA.SALTGERM.90.RUMB	PI 499539 89i SD
STRESS	Tolerance to salt stress	The ratio of mean regrowth amount under salt stress to that produced under non-stress conditions expressed as a proportion of the ratio for a control cultivar(s).	1.318	ALFALFA.SALTSTRESS.90.SMITH	PI 499539 89i SD