Hop planting stock field standards.
(1) The unit of certification is the entire registered mother block.
(2) Each entire registered mother block may have no more than the following percent of affected plants:
| Tolerance |
Downy mildew | 1% |
Visible nematode damage | 1% |
Verticillium wilt | 0 |
Ilar viruses | 0 |
Arabis mosaic viruses | 0 |
Hop stunt viroid | 0 |
[Statutory Authority: Chapters
15.14 and
34.05 RCW. WSR 09-18-115, § 16-354-070, filed 9/2/09, effective 10/3/09. Statutory Authority: Chapter
15.14 RCW. WSR 98-09-049, § 16-354-070, filed 4/15/98, effective 5/16/98. Statutory Authority: RCW
15.14.030 (2), (5). WSR 95-18-034 (Order 5083), § 16-354-070, filed 8/28/95, effective 9/28/95. Statutory Authority: Chapters
15.14 and
17.24 RCW. WSR 91-08-016 (Order 2077), § 16-354-070, filed 3/27/91, effective 4/27/91. Statutory Authority: Chapter
15.14 RCW. WSR 85-15-046 (Order 1867), § 16-354-070, filed 7/16/85; Order 1264, § 16-354-070, filed 5/10/72.]