On the basis of the results achieved above, the models for disease index and yield loss ratio and for disease index and weight per kilograin were established.
千粒重随着病情
数的增加呈下降趋势,并
此基础上组建了病情数与产量损失率的关系
,病情数与千粒重的关系.
保险公
定时期内赔偿保险损失额与收到的保险费间的比率）On the basis of the results achieved above, the models for disease index and yield loss ratio and for disease index and weight per kilograin were established.
千粒重随着病情数的增加呈下降趋势,并此基础上组建了病情数与产量损失率的关系,病情数与千粒重的关系.
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正。
