Minnesota Administrative Rules
Agency 105 - Agriculture Department
Chapter 1510 - SEEDS, FERTILIZERS, FEEDS
SEED POTATO CERTIFICATION
Part 1510.2305 - DEFINITIONS

Subpart 1. General.

As used in parts 1510.2300 to 1510.2355, the following definitions apply unless the context clearly indicates otherwise.

Subp. 2. Certified.

"Certified" has the meaning given it in Minnesota Statutes, section 21.111, subdivision 3.

Subp. 3. Certified seed potatoes.

"Certified seed potatoes" means potatoes which have been produced, graded, sacked or placed in bulk, and inspected and certified in accordance with parts 1510.2300 to 1510.2355.

Subp. 3a. Class.

"Class" means the seed quality level as it relates to compliance with the specified tolerances for diseases and varietal purity.

Subp. 3b. Clone.

"Clone" means a unit of seed potatoes, being the progeny of one plant, which has been tested to become eligible to produce Primary Foundation 1 seed potatoes.

Subp. 4. Commissioner.

"Commissioner" means the commissioner of agriculture or the commissioner's authorized representative.

Subp. 5. Crop.

"Crop" means all lots produced on a farm in one year.

Subp. 6. Department.

"Department" means the Department of Agriculture.

Subp. 6a. Explant.

"Explant" means an in vitro potato plant or plantlet produced by rooting an excised tip of a tuber sprout or an axillary bud from a growing plant which serves as a parent for a whole clone or accession of micropropagated plants or plantlets.

Subp. 7. Farm.

"Farm" means a seed potato enterprise. It includes all land, equipment, storage facilities, and laborers used to produce certified seed potatoes.

Subp. 8. Field.

"Field" means a plot of land on a farm on which potatoes are grown for certification. The potatoes shall be of one variety from one certified seed potato growing operation and shall be grown in physical separation from other fields.

Subp. 9. Inspected.

"Inspected" has the meaning given it in Minnesota Statutes, section 21.111, subdivision 2.

Subp. 10. Lot.

"Lot" means a group of seed potatoes entered for certification that have passed the field inspection requirements. For the purposes of parts 1510.2300 to 1510.2355, a lot of potatoes also means that the group is of one variety, from one or more fields, grown on the same farm, and stored in physical separation from other lots.

Subp. 10a. Material in maintenance.

"Material in maintenance" means propagative material, plantlets, or tubers that are maintained, not multiplied under controlled laboratory conditions.

Subp. 10b. Physical separation.

"Physical separation" means separated by at least the width of one row, or markings such as flags that are at every corner of the lot or at least 100 yards apart, whichever is less. The markings must be visible to the inspector from anywhere on the separation.

Subp. 11. Rejected.

"Rejected" means that a field or lot fails to meet the standards provided for in parts 1510.2300 to 1510.2355.

Subp. 12. Seed potato certification inspector.

"Seed potato certification inspector" means an employee of the department authorized by the commissioner to inspect seed potato plants and tubers entered for certification.

Subp. 13. Seed potatoes.

"Seed potatoes" has the meaning given it in Minnesota Statutes, section 21.111, subdivision 5.

Subp. 14. Tolerance.

"Tolerance" means a specified allowance for variation from the standards provided for diseases and physical defects, as provided in parts 1510.2300 to 1510.2355.

Subp. 15. Tuber unit.

"Tuber unit" means the separate pieces of one tuber that are planted consecutively in two or more hills in a row.