A portion of a field may be certified if the area to be certified is clearly defined. Portions of a field not meeting requirements for certification must not be allowed to reach the seed stage.
A field producing foundation, registered or certified seed must have the minimum isolation distance from fields of any other variety or fields of the same variety that do not meet the varietal purity requirements for certification, as given in the following table:
Class | Fields of less than five acres | Fields of five acres or more |
Foundation ....... | 80 rods | 80 rods |
Registered ....... | 40 rods | 20 rods |
Certified ....... | 20 rods | 10 rods |
Between different seed classes of same variety except the certified class of nonhardy southwest varieties ....... | 10 rods | 10 rods |
Volunteer plants shall be cause for rejection or reclassification of a seed field.
Maximum permitted in each class | |||
Factor | Foundation | Registered | Certified |
Other varieties1 ....... | 0.2% | 0.5% | 1.0% |
Sweet clover ....... | none | 10 plants per acre | 160 plants per acre |
Footnotes
1 Other varieties shall be considered to include offtype plants and plants that can be differentiated from the variety that is being inspected.
N.Y. Comp. Codes R. & Regs. Tit. 1 § 116.4