This disease has the highest incidence during early spring.
这种病在早春时的发病率最高。
2
Acute pharyngitis is a common pharyngeus disease in clinic which is popular in spring, autumn and winter.
急性咽炎是临床上常见的咽部疾病，于春、秋、冬季节为多见。
3
In recent years, wheat scab at each wheat planting region of Qinghai all have occurrence of different degrees and which has become one significant disease of Qinghai spring wheat production.