Washington Administrative Code
Title 16 - Agriculture, Department of (See also Titles 24, 60, and 142)
SEEDS AND PLANTING STOCK CERTIFICATION
Chapter 16-324 - Certification of seed potatoes
Section 16-324-398 - Field inspection disease tolerance
Current through Register Vol. 24-06, March 15, 2024
(1) Compliance with a 0.0% tolerance is not intended, nor should it be construed, to mean that the lot inspected is free from the disease. It means that the disease was not detected during visual inspections of the seed lot.
(2) First and second field inspection tolerances, expressed as percentages.
| Factor | Nuclear | G 1 | G 2 | G 3 | G 4 | G 5 |
| Varietal mixture | 0.10 | 0.10 | 0.20 | 0.30 | 0.40 | 0.50 |
| Mosaic | 0.00 | 0.10 | 0.25 | 0.50 | 0.75 | 1.00 |
| Leafroll | 0.00 | 0.10 | 0.25 | 0.30 | 0.50 | 0.50 |
| Total visible virus | 0.00 | 0.20 | 0.50 | 0.80 | 1.25 | 1.50 |
| Phytoplasmas (including Candidatus liberibacter) | 0.00 | 0.00 | 0.10 | 0.20 | 0.50 | 1.00 |
| Black leg | 0.00 | 0.10 | 0.50 | 1.00 | 2.00 | * |
| Ring rot | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Nematode | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Spindle tuber viroid and other quarantined pests | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
*Tolerance for black leg does not apply to G5.
Statutory Authority: RCW 15.14.015 and chapter 34.05 RCW. 13-12-014, § 16-324-398, filed 5/24/13, effective 6/24/13. Statutory Authority: Chapters 15.13, 15.14 and 34.05 RCW. 04-12-026, § 16-324-398, filed 5/26/04, effective 6/26/04. Statutory Authority: Chapter 15.14 RCW. 02-12-010, § 16-324-398, filed 5/23/02, effective 6/23/02; 00-20-070, § 16-324-398, filed 10/3/00, effective 11/3/00. Statutory Authority: RCW 15.14.030. 97-11-028, § 16-324-398, filed 5/14/97, effective 6/14/97.
