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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.
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Pre-Paid Shipping Labels
Effective
June 1, 2026
, all U.S. National Plant Germplasm System (NPGS) recipients are required to pay the shipping charges of their germplasm requests by providing a prepaid label or waybill.
[Read More]
SMTA Acceptance Policy
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.
[Read More]
USDA Introduces a Multi-Year Plan to Strengthen U.S. Genebank Management of Plant Germplasm International Distributions
The U.S. Department of Agriculture (USDA) released today the National Strategic Germplasm and Cultivar Collection Assessment and Utilization Plan in support of the Agricultural Research Service (ARS) U.S. National Plant Germplasm System’s (NPGS) mission
[Read More]
International Distributions
International distributions are covered by the
International Treaty on Plant Genetic Resources for Food and Agriculture
and could be covered by the
Standard Material Transfer Agreement
(SMTA).
[Read More]
International distributions are covered by the
International Treaty on Plant Genetic Resources for Food and Agriculture
and could be covered by the
Standard Material Transfer Agreement
(SMTA).
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View Observation Data
Selected item(s) below:
ACCESSION
PLANT NAME
TAXONOMY
ORIGIN
GENEBANK
IMAGE
AVAILABILITY
RECEIVED
SOURCE TYPE
SOURCE DATE
COLLECTION SITE
COORDINATES
ELEVATION
HABITAT
IMPROVEMENT LEVEL
NARRATIVE
0
PI 520770
W552
Zea mays
L. subsp.
mays
Wisconsin, United States
NC7
Not Available
1988
DEVELOPED
PRE 04/28/1986
Breeding material
Early season vigor and health excellent. Stalk strenght good. AES maturity 400. Ears 4.2cm in diameter with 18 to 20 kernel rows. Source for improving early vigor and stalk quality. Moderate to good resistance to most leaf diseases. Resistant to second brood of European corn borer (Ostrinia nubilalis).
1415706
PI 520770
1
PI 520771
W570
Zea mays
L. subsp.
mays
Wisconsin, United States
NC7
1988
DEVELOPED
PRE 04/28/1986
Breeding material
AES maturity 600. Stalk lodging and crushing ratings good to excellent. Moderate to good resistance to northern corn leaf blight (Exserohilum turcicum). Resistant to southern corn leaf blight (Bipolaris maydis) and leaf diseases.
1415707
PI 520771
2
PI 520772
W572
Zea mays
L. subsp.
mays
Wisconsin, United States
NC7
Not Available
1988
DEVELOPED
PRE 04/28/1986
Breeding material
AES maturity 500. Root pulling resistance high. Some resistance to leaf diseases.
1415708
PI 520772
3
PI 520773
W576
Zea mays
L. subsp.
mays
Wisconsin, United States
NC7
Not Available
1988
DEVELOPED
PRE 04/28/1986
Breeding material
AES maturity 700-800. Ear and plant heights above average. Combining ability good, cross with strong-stalked inbreds Good resistance to southern corn leaf blight (Bipolaris maydis) and to Diploidia stalk rot (Diploidia maydis).
1415709
PI 520773