(a) The commissioner shall establish and maintain a seed laboratory for seed testing, employing necessary agents and assistants to administer and enforce sections 21.80 to 21.92, who shall be governed by chapter 43A.
(b) The laboratory procedures for testing official seed samples are the procedures set forth in the Rules for Testing Seeds that is published annually by the Association of Official Seed Analysts. If a laboratory procedure rule does not exist for a particular type of seed, then laboratory procedures from other recognized seed testing sources may be used, including procedures under the Code of Federal Regulations, title 7, part 201, or the International Rules for Testing Seeds.
In the event of acute shortages of any seed or seeds, or the occurrence of other conditions which in the opinion of the commissioner create an emergency which would make impractical the enforcement of any requirement of sections 21.80 to 21.92 relating to the percentage of purity, weed seed content, and the variety name of any seed or seeds, the commissioner may temporarily change and alter any requirement relating to percentage of purity, weed seed content, and the variety name for the duration of the emergency.
The commissioner may adopt rules under this chapter. A violation of the rules is a violation of this chapter.
The commissioner shall provide for purity and germination tests of seeds and identification of seeds and plants for farmers, dealers, and others, and shall establish schedules to recover the cost of services provided. Money collected must be deposited in the laboratory services account in the agricultural fund.
The commissioner may sample agricultural, vegetable, flower, wildflower, tree, or shrub seeds which are destined for export to other countries, and may establish and collect suitable fees from the exporter for this service.
The commissioner shall cooperate with the United States Department of Agriculture in Seed Law enforcement.
The commissioner shall determine species that are considered prohibited weed seeds and restricted noxious weed seeds and the allowable rate of occurrence of restricted noxious weed seeds.