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通过对李氏禾的生物学特性、发生规律及危害的阐述 ,提出只有通过建立科学合理的耕作和轮作制度及日趋完善的化学除草体系 ,才能有效地控制李氏禾的危害。
Through the study of the biological characteristics, occurrence rules and hazards of L.grass, it was proposed that the harm of L.grass could be effectively controlled only by establishing a scientific and reasonable farming and rotation system and a perfecting chemical weed control system.