它从稻田生态系统出发，调查研究水稻—有害生物—有益生物—环境—管理的多维关系，并以水稻生育期为阶段进行总体预报。
Based on the rice ecological system, the relationship of rice, pests, useful organisms, environment and management id studied, and the overall forecast is made at different growth period of rice.
有害生物风险分析包括有害生物风险评估和有害生物风险管理。
Pest risk analysis includes pest risk assessment and pest risk management.
有害生物风险分析包括有害生物风险评估和有害生物风险管理。
Pest risk analysis includes pest risk assessment and pest risk management.
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