▎ 摘 要
NOVELTY - Method for reducing tetrahydrocannabinol content in hemp plant involves spraying nano-graphene dispersion on the hemp plants after florescence. USE - The method is useful for reducing tetrahydrocannabinol content in hemp plant for textile, papermaking, food and medicine. ADVANTAGE - The method is simple in operation, friendly to the environment, not obviously reducing the plant biomass, greatly reducing the content of tetrahydrocannabinol in the hemp plant, and it is easy to realize large area application.