Plant Diagnostic Lab

Special tests not listed below may be available by arrangement. Contact information for the lab is below, left. Fees listed are valid through December 31, 2009.

NDSU Plant Diagnostic Lab Fees

• Routine diagnosis: ND Resident $15; Out of State $25
  • Analysis by visual examination, microscopy, or routine culture
• Non-routine Diagnosis - Routine diagnosis fee + $15: $30
  • Analysis by culture with special media containing antibiotics
  • Dutch elm disease tests
• ELISA (serological test for certain plant pathogenic viruses, fungi, or bacteria): $35 for first sample
  • $5 for each additional sample, same pathogen
• Plant or insect identification: $15
• Mold identification (limited; commercial kits not accepted): $30
• Nematode - sieve method (for cysts; # eggs+J2 reported): $25
• Soil Bioassay - Rhizomania (BNYVV): $110
• Soil Bioassay - Root rot index (Aphanomyces): $110
• IFA for ash yellows phytoplasma (for research samples only): $35
• Potato tuber/storage/soft rots evaluation: $35 (min. 30-40 lbs)
• Gene-based PCR assay (contact us for availability): $35

Limited Seed Health and Phytosanitary Tests Available at the NDSU Plant Diagnostic Lab

• Dry Edible Beans
Dome Test (3-5 lb. min. sample): $50
Anthracnose screening (3-5 lb. min. sample): $50

• Potato
*** Late Blight screen (min. 400 tubers): $75
*** Bacterial Ring Rot of Potatoes for Export (min. 400 tubers required; ELISA/IFA, positives verified with PCR): $150
*** Virus testing on tuber sprouts (min. 600 tubers): 1st Virus: $600 ($2 per test well); 2nd Virus: $35 per plate for each additional virus (contact us for details); with PCR strain identification (for PVY only): contact us for details
*** Potato tissue culture 6-virus/1-bacteria screen (PVA, PVM, PVS, PVX, PVY, PLRV, and Cms.; Ec by request): $15 per plantlet
*** PSTV (available only by special arrangement): varies
• Pulse crops - Lentils / Chickpeas (Garbanzos) / Field Peas
*** Ascochyta screening (3-5 lb. minimum sample): pea/lentil (500-600 seeds screened): $65; chickpea (1000 seeds screened): $95
*** Nematode seed wash (sieve method): $25

• Small Grains
*** Black Point screen (2-3 lb. minimum sample): $75
*** Teliospore seed wash (bunts): $75

• Sunflower
*** Nematode seed wash (sieve method): $25