Plant Pathology Tests and Fees

Seed-Bacteria | Seed-Fungi | Seed-Viruses | Potatoes | Field Samples

Bean seed testing

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Requirements for laboratory testing of bean seed are found in IDAPA 02.06.06

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Organisms

Curtobacter flaccumfaciens subsp. flaccumfaciens (Bacterial wilt)

Pseudomonas syringae syringae (Brown spot)

Pseudomonas savastanoi pv. phaseolicola (Halo blight)

Xanthomonas axonopodis pv. phaseoli (Common blight)

Xanthomonas axonopodis pv. phaseoli var. fuscans (Fuscous blight)

Colletotrichum lindemuthianum ( Anthracnose)

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Sample size required:

5 lb for each 10,000 lb in the lot or, for lot sizes:

50 to 150 lb:

3.0 lb sample

25 to 50 lb:

1.5 lb sample

15 to 25 lb:

1.0 lb sample

10 to 15 lb:

0.5 lb sample

< 10 lb:

Please call

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Time requirements:

Please allow up to six weeks from the date that the sample is started. While many results may be issued more quickly, a shorter time cannot be guaranteed.

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Costs:

(per 5lb subsample or for every 10,000lb in the lot )

$175 per lot for all six organisms

$115 per lot for five bacteria only

$110 per lot for a single bacterium

$ 60 per lot for Colletotrichum lindemuthianum only

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Other seed testing

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Bacteria

Sample size

Cost

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Clavibacter michiganense subsp.

100 grams (1/4 lb)

$110

insidiosum

Xanthomonas campestris pv.

100 grams (1/4 lb)

$ 95

alfalfae

(The two bacteria above may be tested together for $120)

Pseudomonas syringae pv. pisi

5 lb for each 10,000 lb

$ 95

Pseudomonas syringae pv.

30,000 seeds

$110

maculicola

Xanthomonas campestris pv.

100 grams (1/4 lb)

$110

vesicatorium

Xanthomonas campestris pv.

100 grams (1/4 lb)

$110

carotae

Eschericia coli O157:H7

200 grams (1/2 lb)

$100

Salmonella spp.

200 grams (1/2 lb)

$100

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Fungi

Sample size

Cost

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Alternaria dauci

400 seeds (1/2 lb)

$ 55

Alternaria radicina

400 seeds (1/2 lb)

$ 55

Ascocyta spp.

400 seeds (1/2 lb)

$ 55

Cercospora medicaginis

Field test only

$ 55

Diplodia spp.

Field test only

$ 55

Fusarium spp.

400 seeds (1/2 lb)

$ 55

Helminthosporium maydis

400 seeds (1/2 lb)

$ 55

Phaeoisariopsis griseola

400 seeds (1/2 lb)

$ 55

Phoma spp.

400 seeds (1/2 lb)

$ 55

Phytophthora ramorum

Field test only

Call

Tilletia indica

½ lb per 300,000 lb

$ 75

Tilletia controversa

½ lb per 300,000 lb

$ 75

Urocystis spp.

½ lb per 300,000 lb

$ 75

Verticillium spp.

100 grams (1/4 lb)

$ 55

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Viruses

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High Plains virus (when available)

15,000 seeds (~12 lb)

$750

Wheat Streak Mosaic virus

15,000 seeds (~12 lb)

$750

(The two viruses above may be tested together for $1150)

Alfalfa Mosaic virus

Field test only

$ 55

Bean Common Mosaic virus

Field test only

$ 55

Potyvirus screen

Field test only

$ 55

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Potato Year Out Testing

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Requirements for planting uncertified potato seed are found in IDAPA 02.06.39

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Organisms:

Clavibacter michiganense subsp. sepedonicus

Potato virus Y

Potato Leaf Roll virus

Sample size required:

800 tubers per lot

Cost:

$610 per lot

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Field samples

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Testing on field samples for bacteria, fungi, and viruses is available at a cost of $55 per sample.

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For testing not listed above, please contact the laboratory.