发病中期的英文

in the middle stage of a disease

• 发病:    attack; morbidity; ...
• 中期:    mid-term; medium t ...
• 病中吟:    chanting in the il ...

例句与用法

1. Banana seedlings inoculated with fusarium oxysporum f . sp . cubense race 4 appeared some symptoms , such as yellow leaves , browning corm tissue ( occured in the earlier period ) , wilting leaves , browning corm and pesudostem tissue , blacking roots ( occured in the middle period ) , and wilting , dying plants ( occured in the latter period )
   摘要用枯萎病菌4号生理小种接种香蕉苗后，观察发现：香蕉苗在发病初期出现了黄叶、球茎组织变褐症状；发病中期出现了叶片萎蔫、球茎组织变褐、假茎可见斑点状或线条状褐色病变、根变黑褐症状；发病后期出现了植株萎蔫、枯死等症状。