PDFWAC 16-302-540

Field tolerances for white clover or trefoil seed certification.

Field tolerances for the production of white clover or trefoil seed are as follows:
 
Maximum permitted: Ratio of Plant Field
Producing*
Factor
Foundation
Registered
Certified
Other Variety
1:1000
1:400
1:100
Sweet Clover
1:1000
1:400
1:100
Other Inseparable Crops
1:1000
1:400
1:100
*
Prohibited noxious weeds must be controlled to prevent seed formation.
[Statutory Authority: RCW 15.49.005, 15.49.081, 15.49.310, 15.49.370(3) and chapter 17.24 RCW. WSR 00-24-077, § 16-302-540, filed 12/4/00, effective 1/4/01.]