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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 550443
B49
Zea mays
L. subsp.
mays
Iowa, United States
NC7
1971
DEVELOPED
Breeding material
Maturity is AES900. Very high resistance to first brood of European corn borer (Ostrinia nubilalis) and good resistance to second brood. Some resistance to northern corn leaf blight (Helminthosporium turcicum) and corn leaf rust (Puccinia sorghi).
1445379
PI 550443
1
PI 550454
B52
Zea mays
L. subsp.
mays
Iowa, United States
NC7
1971
DEVELOPED
Breeding material
Seed yield good. Stalk extremely hard. Root system strong. Maturity is AES800. Near immunity to second brood of European corn borer (Ostrinia nubilalis).
1445390
PI 550454
2
PI 550455
B67
Zea mays
L. subsp.
mays
Iowa, United States
NC7
1971
DEVELOPED
Breeding material
Plant vigorous, with tendency to produce 2 ears per plant. Maturity is AES800. Some tolerance to western corn rootworm (Diabrotica virgifera).
1445391
PI 550455
3
PI 550456
B69
Zea mays
L. subsp.
mays
Iowa, United States
NC7
1971
DEVELOPED
Breeding material
Plant vigorous. Maturity is AES800. Resistant to western corn rootworm (Diabrotica virgifera). Some resistance to corn leaf blight (Helminthosporium turcicum).
1445392
PI 550456
4
PI 550440
'B64'
Zea mays
L. subsp.
mays
Iowa, United States
NC7
1966
DEVELOPED
Breeding material
Maturity is late AES800. Good tolerance to western corn rootworm (Diabrotica virgifera). Moderate resistance to first brood of European corn borer (Ostrinia nubilalis).
1445376
PI 550440