高温胁迫对全若虫期的发育历期也有显著影响。
However, no significant differences were observed for other developmental stages.
以8龄若虫为研究对象，发现其再生临界期为20 ~ 26日龄。
With 8th instar nymphs, the critical period for regeneration was from 20 to 26 days-old.
若虫以取食拔节期稻株存活率最高。
The survival rate of nymphs feeding on rice plant at elongation stage was the highest.
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