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从国际形势变化、我国农业发展保证粮食安全和我国环境问题分析建立磷复肥预警体系的必要性,并对完善该体系提出若干建议。
From the changes in the international situation, China’s agricultural development to ensure food security and environmental problems in China to establish the necessity of early warning system of phosphate compound fertilizer, and to improve the system made a number of recommendations.