Washington Administrative Code › Title 16 - Agriculture, Department of (See also Titles 24, 60, and 142) › HORTICULTURE-FEES-STANDARDS › Chapter 16-462 - Grape planting stock-Registration and certification › Section 16-462-015 - Definitions

Current through Register Vol. 24-14, July 15, 2024
The definitions in this section apply throughout this chapter
				  unless the context clearly requires otherwise:
"Block" means a contiguous grouping of
Vitis
plants separated from other groupings by a buffer zone. A block may contain one
				  or multiple lots.
"Buffer zone" is an area surrounding or adjacent to an area
				  officially delimited for phytosanitary purposes in order to minimize the
				  probability of spread of targeted pests or diseases, into or out of the
				  delimited area and subject to phytosanitary or other control measures, if
				  appropriate.
"Certified grape planting stock" means vines, rooted
				  cuttings, tissue cultures, cuttings or grafted plants taken or propagated
				  directly from G1 foundation vines or G2/G3 registered vines in compliance with
				  the provisions of this chapter.
"Containerized plant" means any live plant grown in a
				  container or pot-in-pot where the plant is healthy, vigorous, well-rooted, and
				  established in soil-less media in the container in which it is growing.
"Clean cultivation" means the site is actively managed for
				  weed control or is planted with a cover crop approved by the department.
"Department" means the department of agriculture of the state
				  of Washington.
"Director" means the director of the department of
				  agriculture or the director's designee.
"Foundation block" means a planting of grapevines
				  established, operated, and maintained by the Clean Plant Center Northwest at
				  Washington State University, or other sources approved in writing by the
				  director, that are tested and found free from targeted pathogens and viruses
				  designated in this chapter and that are not off-type.
"Generation 1 (G1)" means original mother vines identified as
				  such by the Clean Plant Center Northwest at Washington State University or an
				  equivalent facility approved by the department.
"Generation 2 (G2)" means grapevines propagated from G1
				  mother vines and grown under conditions to prevent infection, in accordance
				  with the requirements of this chapter.
"Generation 3 (G3)" means grapevines propagated from G1 or G2
				  mother vines, for increase of propagative material, and grown under conditions
				  that prevent infection, in accordance with the requirements of this
				  chapter.
"Generation 4 (G4)" means grapevines propagated from G1, G2,
				  or G3 mother vines and grown in accordance with this chapter. This is material
				  most often distributed for sale to commercial vineyards and retail
				  consumers.
"Grapevine" means commercially grown species in the genus
Vitis
.
"Lot" means a contiguous group of a selection within a block,
				  derived from one or more G1 source grapevines obtained from a single clean
				  plant source approved by the department.
"Mother vine" means a grapevine used as a source for
				  propagation material.
"National Clean Plant Network (NCPN)" means the national
				  network of clean plant centers established in 2008 and supported by the United
				  States Department of Agriculture.
"Off-type" means appearing under visual examination to be
				  different from the variety listed on the application for registration and
				  certification, or exhibiting symptoms of a genetic or nontransmissible
				  disorder.
"Registered block" means a planting of registered (G2/G3)
				  grapevines maintained by a nursery and used as a source of propagation material
				  for certified (G4) grapevines.
"Registered vine" means any G2 or G3 grapevine approved by
				  the director, identified to a single (G1) grapevine source, and registered with
				  the Washington state department of agriculture, in compliance with provisions
				  of this chapter.
"Screenhouse" is a structure that includes screening designed
				  to prevent the introduction of insect vectors.
"Tissue culture" means aseptically removing a vegetative
				  shoot tip from growth arising from a dormant cutting or from green growth
				  (i.e., softwood) from a plant during the growing season and aseptically
				  transferring this shoot tip to a suitable vessel containing an appropriate
				  culture medium.
"Virus-like" means a graft-transmissible disorder with
				  symptoms resembling a characterized virus disease including, but not limited
				  to, disorders caused by viroids and phytoplasmas.
Statutory Authority: Chapters 15.14 and
					 34.05 RCW. 11-01-092, §
					 16-462-015, filed 12/15/10, effective 1/15/11; 06-19-009, § 16-462-015,
					 filed 9/8/06, effective 10/9/06. Statutory Authority: Chapter 15.14 RCW.
					 02-11-100, § 16-462-015, filed 5/20/02, effective 6/20/02; 99-12-025,
					 § 16-462-015, filed 5/25/99, effective 6/25/99; 86-08-078 (Order 1883),
					 § 16-462-015, filed 4/2/86; 78-10-072 (Order 1583), § 16-462-015,
					 filed 9/27/78; Order 1397, § 16-462-015, filed 4/7/75; Order 1193, §
					 16-462-015, filed 4/19/71; Order 1084, § 16-462-015, filed
					 4/2/68.