(1) All citrus nursery stock propagated, moved or sold must originate from a greenhouse structure, and the site must be registered and inspected by the department.
    (2) All newly propagated commercial and dooryard citrus nursery stock and all budwood source trees must be maintained in a structure at an approved site as follows:
    (a) A structure must have enclosed sides and tops built to exclude insects with positive pressure double-door entries. Sides and roofs shall at a minimum exclude melon aphids.
    (b) If cooling pads and fans are used, they must be enclosed with insect screen that will allow for adequate air displacement.
    (c) If the integrity of the structure is compromised or breached, the citrus nursery stock shall be subject to immediate quarantine action and will not be eligible for certification until released from quarantine by the department after a risk evaluation as set forth in subsection 5B-62.024(2), F.A.C.
    (d) Citrus nursery stock may be moved from one structure into another structure on the same site provided the plants are in the process of being actively relocated and are not subjected via open air exposure to citrus pests and diseases.
Rulemaking Authority 570.07(23), 581.031(1), (3), (8), 581.1843(3) FS. Law Implemented 570.07(2), (13), 581.031(1), (14), (17), (23) FS. History-New 12-26-06, Amended 2-25-15.