"Caneberry" means any cultivated Rubus species.

"Department" means the department of agriculture of the state of Washington.

"Director" means the director of the department of agriculture or a duly appointed representative.

"Index" means to test for virus infection by means of inoculation from the plant to be tested to an indicator plant, or by any other method approved by the department.

"Indicator plant" means any herbaceous or woody plant used to index or test for virus infection.

"Nuclear stock" means caneberry plants that have been indexed and found free of known viruses and virus-like diseases by United States Department of Agriculture personnel or other personnel acceptable to the department. Nuclear plants must be reindexed for virus and virus-like diseases at least every three years and maintained under conditions that would ensure freedom from infection.

"Off-type" means appearing by visual examination to be different from the species or variety listed on the application or exhibiting symptoms of a genetic or nontransmissible disorder.

"Root cuttings" means sections of roots which have one or more bud.

"Succulent plants" means small, actively growing plants that are developing from root buds, not having passed through a dormant period.

"Tolerance" means the maximum acceptable percentage of planting stock that is diseased, infected by plant pests, defective, or off-type based on visual inspection or laboratory testing by the director or other authorized person.

"Virus-like" means a graft-transmissible disorder resembling a virus disease, including, but not limited to, diseases caused by viroids and phytoplasmas.