Idaho Administrative Code › Title IDAPA 02 - Agriculture, Department of › Rule 02.06.04 - RULES GOVERNING PLANT EXPORTS › Subchapter B - VIRUS-FREE NURSERY STOCK CERTIFICATION › Section 02.06.04.210 - DEFINITIONS

Current through August 31, 2023
In addition to the definitions found in Section
				  22-2302, Idaho Code, the
				  definitions in Section
				  210 apply in the interpretation and
				  enforcement of Subchapter B only: (3-15-22)
01.
Certification
. Verification
				that proper field sampling procedures were followed and that the indexing
				results as outlined in this rule are those determined by an approved laboratory
				designated to test for virus diseases under Subchapter B. (3-15-22)
02.
Idaho Certified Nursery
				Seed
. Seed produced from registered seed trees or commercial seed having
				been tested and found to have a transmissible virus content that does not
				exceed five percent (5%). (3-15-22)
03.
Idaho Certified Nursery
				Stock
. Nursery-grown, true seedlings, clonal rootstocks originating from
				certified virus-free trees, and nursery-grown trees or seedlings propagated by
				using top-stock from certified virus-free trees and rootstock originating from
				certified virus-free trees except as herein provided for certain rootstocks.
				(3-15-22)
04.
Index
.
				To determine virus infection by means of inoculation from the plant to be
				tested to an indicator plant or by any other acceptable method as designated by
				the Director. (3-15-22)
05.
Indicator Plant
. Any herbaceous or woody plant used to index or
				determine virus infection. (3-15-22)
06.
Interstock
. Scionwood used
				for compatibility purposes to graft between a particular top-stock and
				rootstock. (3-15-22)
07.
Nursery Stock
. For purposes of this rule includes the plants and
				plant parts of the genera
Prunus, Malus, Pyrus, Chaenomeles
and
Cydonia
. (3-15-22)
08.
Off-Type
. Not true-to-name
				(phenotype) as registered under Subchapter B. (3-15-22)
09.
Registered Tree
. A tree or
				clonal planting that has been inspected and tested in accordance with the
				provisions of this program and assigned a registration number by the
				Department. (3-15-22)
10.
Rootstock
. That part of a plant including the roots on which
				another variety of plant material may be grafted. (3-15-22)
11.
Scion-Block
. A planting of
				certified virus-free trees that serves as a source of scionwood for the
				propagation of "Idaho certified nursery stock." (3-15-22)
12.
Scion (Scionwood)
. A
				detached shoot or other portion of a plant consisting of one or more buds used
				in propagation by grafting. (3-15-22)
13.
Seed Block
. A planting of
				certified virus-free trees that serves as a source of seed for producing
				rootstock used in the propagation of "Idaho certified nursery stock."
				(3-15-22)
14.
Stool
				Bed
. A clonal planting of self-rooted, certified virus-free trees for
				the specific purpose of producing vegetatively propagated rootstock used in the
				propagation of "Idaho certified nursery stock." (3-15-22)
15.
Top-Stock
. Usually scionwood
				used for grafting onto interstock or rootstock, may include seed.
				(3-15-22)
16.
True
				Seedling
. A tree that has been grown from seed. (3-15-22)
17.
Virus-Infected
. The presence
				of a harmful virus(es) in a plant or plant part. (3-15-22)
18.
Virus-Like
. A disorder of
				genetic or non-transmissible origin and also includes mycoplasma-like organisms
				and rickettsia-like organisms. (3-15-22)