W. Va. Code R. § 61-8C-8

Current through Register Vol. XLI, No. 50, December 13, 2024
Section 61-8C-8 - Causes for rejection of field
8.1. The causes for field rejection will be as follows:
8.1.1. The failure of the grower to comply with the general conditions as given above.
8.1.2. If, at any inspection prior to July 15, the test row or rows produced from the sample of the seed potatoes furnished by the grower, and planted by the Commissioner in a test plot along side samples from other applicants, shows virus disease in excess of: Mosaic, nine percent (9%); leaf roll, five percent (5%); yellow dwarf, five percent (5%); spindle tuber, five percent (5%); or all virus diseases, nine percent (9%); the field will be rejected without further inspections.
8.1.3. Fields damaged by tip burn, leafhopper injury or other diseases or condition so as to prevent the detection of all diseases normally visible.
8.1.4. The field must not exceed the following minimum percent of visible disease at each inspection as set forth in the following table for each inspection.

1st%

2nd%

Leaf roll

3.00

1.00

Mosaic

3.00

1.00

Spindle tuber

3.00

2.00

Yellow dwarf

3.00

1.00

Total viruses

5.00

3.00

Fusarium wilt*

2.00

1.00

Total all disease

7.00

4.00

Giant hill

1.00

1.00

Weak hills

3.00

2.00

Varietal mixture

1.00

0.50

Purple top

10.00

*arium solani vari eumartii

8.1.5. The prevalence to a serious extent of any disease, serious insect damage, poor stand, poor cultural conditions or other conditions that impair the value of the potatoes for seeding purposes, not mentioned herein, may cause the rejection of the field.
8.1.6. At the time of digging or shortly thereafter the potatoes produced in the field to be certified must be within the following requirements:

Total stem discoloration

4.00%

Late blight (any degree)

1.00%

Spindle tuber

1.00%

Varietal mixture

0.50%

Total all defects, including sprouting, wilting, sunscald, frost injury

6.00%

Ring rot

None

8.1.7. Before the sacks are sealed and the certification tags attached they must be graded to conform to United States No. 1 grade or better but not more than five percent (5%) of the tubers can be above twelve (12) ounces. Seed sold at the farm directly to another grower and to be planted bv him may be graded as mutually agreed and need not be sealed but the sack fee, as indicated above, must be paid.
8.2. The potatoes produced in a field to be certified must be in storage at least ten (10) days before graded and placed in wired and sealed sacks just prior to being sold for retail sale.

Note: United States No. 1 allows a tolerance of:

5% for surface scab;

5% for pitted scab;

1% for hollow heart;

rhizoctonia not so serious as to injure appearance;

6% total all defects.

8.3. The grading will be on a container basis but one (1) container shall not exceed by more than twice the tolerance allowed.

W. Va. Code R. § 61-8C-8