Class | Land Minimum Years | Isolation Minimum Feet | Off-type Maximum Plants/acre | Field Other Crop Maximum Plants/acre |
Foundation | 5 | 25 (a) | None found | None found |
Registered | 4 | 10 (a) | 10 | 10 (b) |
Certified | 3 | 10 (a) | 20 | 20 (b) |
(a) | Reduce to three feet from fields producing a certified class of the same variety. In addition, each lentil field for certification must be isolated by three feet from small grain fields. To prevent mechanical field mixing of swathed lentil seed crop, the planting of small grain between lentil fields, except for three feet of isolation, is recommended. |
(b) | Refers to barley and vetch, each. |
Class | Off Type Maximum Seeds/lb | Pure Seed Minimum % | Inert Maximum % | Other Crop Maximum % | Weed Maximum % | Germination Minimum % |
Foundation | None found | 99.00 (a) | 1.00 (a) | None found | None found | 85.00 |
Registered | 1 | 99.00 (a) | 1.00 (a) | 0.05 (b) | 0.05 (b), (c) | 85.00 |
Certified | 4 | 99.00 (a) | 1.00 (a) | 0.10 (b) | 0.05 (c) | 85.00 |
(a) | A total of three percent inert matter is allowed in samples containing decorticated seed provided total of all other inert matter does not exceed one percent. |
(b) | No vetch is permitted. |
(c) | Objectionable weed seed maximum: 1 seed per lb. registered class, 2 seeds per lb. certified class. |