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Washington Administrative Code (WAC)
Title 16
Chapter 472
Wash. Admin. Code ch. 16-472
Barberry and Black Stem Rust
AGRICULTURE, DEPARTMENT OF
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16-472-010
Establishing quarantine—Promulgation
16-472-020
Duty to destroy rust susceptible barberry bushes
16-472-030
This rule does not apply to rust-resistant Berberis, Mahonia, and Mahoberberis plants or seeds
16-472-040
All packages to be plainly labelled or stamped