Ariz. Admin. Code § R3-4-231 - Nut Pests

A. Definitions. In addition to the definitions provided in A.R.S. § 3-201 and A.A.C. R3-4-101 and R3-4-201, the following term applies to this Section:

"Pest" means any of the following, notwithstanding the definition in A.R.S. § 3-201:

1. Pecan weevil, Curculio caryae;

2. Butternut curculio, Conotrachelus juglandis;

3. Black walnut curculio, Conotrachelus retentus;

4. Hickory shuckworm, Cydia caryana.

"Sticktights" means the remnant husks and/or debris that remain on an in-shell nut after the cleaning process.

B. Area under quarantine:

1. For the pest under subsection (A)(1): The New Mexico counties of Chaves, Curry, Eddy, and Lea and all other states and districts of the United States except California.

2. For the pest under subsection (A)(2): The New Mexico counties of Lea, Eddy, and Dona Ana, and all other states and districts of the United States except California.

3. For the pests under subsection (A)(3) and (4): All states and districts of the United States except California.

C. Commodities covered:

1. Nuts of all species and varieties of hickory, pecan (Carya spp.), walnut and butternut (Juglans spp.), except extracted nut meats.

2. Any used equipment used during growing, harvesting, care, or maintenance of a commodity listed in subsection (C), (1).

3. Any used container, used in the handling, storage, or transport of a commodity listed in subsection (C)(1).

D. Restrictions:

1. A commodity listed in subsection (C)(1), originating in or shipped from the area under quarantine, shall be admitted into Arizona if the commodity has been cleaned of husks, hulls, debris, and sticktights and each lot or shipment is accompanied by a certificate issued by a plant regulatory official affirming the commodity has been treated by a method prescribed in subsection (E)(1), (2), (3), or (5).

2. A commodity listed in subsections (C)(2) and (3) shall be admitted into Arizona if the commodity has been treated by a method prescribed in subsections (E)(3), (4), or (5).

E. Treatment:

1. Cold treatment: The commodities shall be held in a cold storage chamber at or below 0° F for at least seven consecutive days (168 hours). The treatment shall not start until the entire content of the lot of nuts has reached 0° F

2. A hot-water bath treatment at 140° F for a minimum of five continuous minutes. Water temperature shall be maintained at or above 140° F during the entire treatment period.

3. Methyl bromide fumigation at manufacturers recommended rates.

a. 2 lbs. per 1,000 cu. ft. for four hours at least 70° F, or

b. 3 lbs. per 1,000 cu. ft. for four hours at 60-69° F.

4. Used equipment and containers.

a. Steam-cleaned, inspected, and certified free from debris by the origin state,

b. Cold treatment in a cold storage chamber at or below 0° F for at least seven consecutive days (168 hours).

5. Any other treatment approved by the Associate Director.

Notes

Ariz. Admin. Code § R3-4-231

Former Rule, Quarantine Regulation 15. Amended effective July 13, 1989 (Supp. 89-3). Section R3-1-63 renumbered to R3-4-231 (Supp. 91-4). Amended by final rulemaking at 6 A.A.R. 41, effective December 8, 1999 (Supp. 99-4). Amended by final rulemaking at 25 A.A.R. 3357, effective 1/4/2020.