▎ 摘　　要

NOVELTY - Agent comprises graphene oxide, sodium alpha -naphthalene acetate and ferulic acid. USE - The agent is useful for providing drought-resistant and alleviating drought stress of peony tree in arid areas (claimed) and promoting cultivation of peony tree in arid and semi-arid areas. ADVANTAGE - The agent exhibits synergistic effect, and has simple operation, short cycle, low cost, quick effect, easy promotion and utilization.