7 CFR §28.464
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Leaf Grade 4 is leaf which is within the range represented by a set of samples in the custody of the United States Department of Agriculture in a container marked “Original Official Cotton Standards of the United States, American Upland, Strict Low Middling, effective July 1, 1987.”