(1) "Blue Tag Certification" means an official certification tag issued by the department indicating that the plant or plant part has been inspected and tested in accordance with the provisions of this program.

(2) "Department" means the Montana Department of Agriculture.

(3) "Good horticultural condition" means a condition that reduces the risk of infestation by a quarantined pest, including good sanitary practices.

(4) "Import permit" means an official document issued by a national or regional plant protection organization of the importing country authorizing importation of a commodity in accordance with specified phytosanitary measures.

(5) "Infected (affected)" means the presence of a harmful virus(es) or virus-like disorders, viroids, phytoplasms, and bacteria in a plant or plant part.

(6) "Inspection" means official visual and/or diagnostic examination of plants, plant products, or other regulated articles to determine if pests are present and/or to determine compliance with phytosanitary regulations.

(7) "International Standard for Phytosanitary Measures (ISPM)" means an international standard adopted by the Conference of FAO, the Interim Commission on Phytosanitary Measures or the Commission on Phytosanitary Measures, established under the International Plant Protection Convention.

(8) "Montana certified fruit tree nursery stock" means nursery grown seedlings or clonal rootstocks originating from registered plants or plant parts and nursery grown plants propagated by using top-stock from registered trees and rootstock originating from registered trees except as herein provided for certain rootstocks.

(9) "Montana certified fruit tree seed" means seed produced on registered seed trees or commercial seed having been tested and found to have a transmissible virus content that does not exceed 5% for ilarviruses and is found negative for Plum Pox Virus.

(10) "Mother trees" means base plant material used for the production of certified plant material, which is tested at a rate of 10% each year and maintained under continuous surveillance.

(11) "NAPPO" means North American Plant Protection Organization.

(12) "National Plant Protection Organization (NPPO)" means official service established by a government to discharge the functions specified by the International Plant Protection Convention.

(13) "Official" means established, authorized, or performed by a national plant protection organization.

(14) "Off-type" means not true-to-name.

(15) "Pest" means any species, strain, or biotype of plant, animal or pathogenic agent injurious to plants or plant products.

(16) "Phytosanitary Certificate" means the use of phytosanitary measures that prevent the introduction or spread of a quarantined pest, which leads to the issuance of a certificate attesting to those measures.

(17) "Prohibited" means a phytosanitary regulation forbidding the importation or movement of specific pests or commodities.

(18) "Registered tree" means that a registration number, approved by the department, has been assigned to a tree or clonal planting that has been inspected and tested in accordance with the provisions of this program.

(19) "Regulated Pest" means a quarantine pest or a regulated nonquarantine pest.

(7) "Scion-block" means a planting of registered trees which serves as a source of scionwood from the propagation of "Montana certified fruit tree nursery stock."

(8) "Seed-block" means a planting of registered trees which serves as a source of seed for producing root-stock used in the propagation of "Montana certified fruit tree nursery stock."

(9) "Stool-bed" means a clonal planting of self-rooted registered trees for the specific purpose of producing vegetatively propagated rootstock used in the propagation of "Montana certified fruit tree nursery stock."

(23) "Test" means official examination, other than visual, to determine if pests are present or to identify pests.

(24) "Virus indexing" means to determine virus infection by means of inoculation from the plant to be tested to an indicator plant or by an approved method.

(25) "Virus-like" means a disorder manifest on the plant as disease symptoms, as a result of suspected graft transmissible diseases of an unknown type.