在此基础上，研究病害发病条件及玉米的抗性，探讨玉米疯顶病的综合治理方法。
Also the conditions of disease development, maize resistance and disease control measureses were studied.
目的探讨脑血管病发病与气象条件关系。
Objective To discuss the relationship between cerebrovascular disease and the climate condition.
除菌源量外，气候条件也是发病的重要因素。
Besides the pathogen amount, the climate was also the important factor to the disease occurrence.
除菌源量外，气候条件也是发病的重要因素。
Besides the pathogen amount, the climate was also the important factor to the disease occurrence.
应用推荐