U.S. Code of Federal Regulations
Regulations most recently checked for updates: Oct 05, 2024
A subdegree of maturity. Crude leaves are usually hard and slick as a result of extreme immaturity. A similar condition may result from fire-kill, sunburn, or sunscald. Any leaf which is crude to the extent of 20 percent or more of its surface may be described as crude. (See Rule 20.)