Section 02.06.01.370 - EXEMPTIONS (ANNUAL BLUEGRASS)01.Forage. These rules do not apply to seed sown for forage.02.Experiments. These rules do not apply to: a. Experiments or trial grounds of the United States Department of Agriculture; orb. Experiments or trial grounds of the Idaho State Experiment Station; orc. Trial grounds of any person, firm, or corporation provided said trial ground plantings are approved by the Director and under supervision of technically-trained personnel familiar with annual bluegrass control.Idaho Admin. Code r. 02.06.01.370