Home
gpo.gov
govinfo.gov

e-CFR Navigation Aids

Browse

Simple Search

Advanced Search

 — Boolean

 — Proximity

 

Search History

Search Tips

Corrections

Latest Updates

User Info

FAQs

Agency List

Incorporation By Reference

eCFR logo

Related Resources

Electronic Code of Federal Regulations

We invite you to try out our new beta eCFR site at https://ecfr.federalregister.gov. We have made big changes to make the eCFR easier to use. Be sure to leave feedback using the Feedback button on the bottom right of each page!

e-CFR data is current as of March 4, 2021

Title 7Subtitle BChapter ISubchapter KPart 201 → §201.61


Title 7: Agriculture
PART 201—FEDERAL SEED ACT REQUIREMENTS


§201.61   Fluorescence percentages in ryegrasses.

Tolerances for 400-seed fluorescence tests shall be those set forth in the following table plus one-half the regular pure-seed tolerance determined in accordance with §201.60. When only 200 seeds of a component in a mixture are tested, an additional 2 percent shall be added to the fluorescence tolerance.

Fluorescence Tolerance, Based on Test Fluorescence (TFL)

100
991.0
981.6
972.0
962.3
952.6
942.9
933.2
923.4
913.6
903.8
894.0
884.1
874.3
864.5
854.7
844.8
834.9
825.0
815.2
805.3
795.4
785.5
775.6
765.7
755.8
745.8
735.9
726.0
716.1
706.2
696.2
686.3
676.3
666.4
656.5
646.5
636.5
626.6
616.6
606.7
596.7
586.8
576.8
566.8
556.8
546.9
536.9
526.9
516.9
506.9
496.9
486.9
476.9
466.9
456.9
446.9
436.9
426.9
416.9
406.9
396.8
386.8
376.8
366.8
356.7
346.7
336.7
326.6
316.6
306.5
296.5
286.4
276.4
266.3
256.2
246.2
236.1
226.0
215.9
205.8
195.7
185.6
175.5
165.4
155.3
145.2
135.0
124.9
114.7
104.6
94.4
84.2
74.0
63.7
53.5
43.2
32.8
22.4
11.8
01.0

[32 FR 12781, Sept. 6, 1967, as amended at 59 FR 64516, Dec. 14, 1994; 85 FR 40583, July 7, 2020]

Need assistance?