1. A. Isolation Requirements

   1. 1. Fields offered for certification must be clearly separated from other fields by a ditch, levee, roadway, fence, or barren strip a minimum of 10 feet if the adjoining crop is the same variety and class.

   2. 2. In addition to the preceding regulations, the following isolation distances will pertain if the adjoining crop is a different class or different variety.

      Number of Feet from Same Variety/Different Class Planted by
      Ground	Air
      Drill	Broadcast	Right Angle	Parallel
      10	10	1,320	10
      Number of Feet from Other Varieties/All Classes Planted by
      Ground	Air
      Drill	Broadcast	Right Angle	Parallel
      20	100	1,320	100

   3. 3. Any part of the applicant's field or fields which are closer than these distances must be harvested prior to final inspection or plowed up. Failure to comply with this requirement will disqualify the entire field.

2. B. Field Standards

   Factor	Breeder	Foundation	Registered	Certified
   Land Requirement
   Conventional Varieties	1 yr.	1 yr.	1 yr.	1 yr.
   Hybrid Varieties	5 years	5 years	5 years	5 years
   Other Varieties	None	None	10 Plants per Acre	25 Plants per Acre
   *Harmful Diseases	None	None	None	None
   Noxious Weeds: Red Rice (including Black Hull Rice)	None	None	None	1 Plant per 10 Acres
   Spearhead	None	None	None	2 Plants per Acre
   Indian Jointvetch	None	None	4 Plants per Acre	4 Plants per Acre
   *Diseases seriously affecting quality of seed and transmissible by planting stock.

3. C. Seed Standards

   Factor	Breeder	Foundation	Registered	Certified
   Pure Seed	98.00%	98.00%	98.00%	98.00%
   Inert Matter	2.00%	2.00%	2.00%	2.00%
   Other Crops, including Other Varieties	None	None	None	2 seed/lb.
   Off-Color Grains, if of similar size, quality and maturity	None	5 seed/lb.	10 seed/lb.	20 seed/lb.
   Noxious Weeds: Red Rice (including Black Hull Rice)	None	None	None	None**
   Spearhead, Indian Jointvetch and Mexican Weed	None	None	None	None
   Other Weeds	0.05%	0.05%	0.05%	0.10%
   Germination		80.00%	80.00%	80.00%
   **Four pounds shall be hulled from each lot to determine red rice content.

Authority Note

AUTHORITY NOTE: Promulgated in accordance with R.S. 3:1433.

Historical Note

HISTORICAL NOTE: Promulgated by the Department of Agriculture, Seed Commission, LR 8:576 (November 1982), amended LR 9:201 (April 1983), LR 9:754 (November 1983), LR 10:495 (July 1984), amended by the Department of Agriculture and Forestry, Office of Agricultural and Environmental Sciences, Seed Commission, LR 12:825 (December 1986), LR 13:157 (March 1987), LR 13:233 (April 1987), LR 14:606 (September 1988), LR 14:694 (October 1988), LR 15:613 (August 1989), LR 19:888 (July 1993), repromulgated by the Department of Agriculture and Forestry, Office of Agricultural and Environmental Sciences and Agricultural Chemistry and Seed Commission, LR 39:2724 (October 2013), amended LR 42:212 (February 2016), LR 44:1855 (October 2018).