中国儿童的预防接种率接近世界发达国家的平均水平。
The rate of inoculated children in China has almost reached the average level of developed countries.
离体叶片接种的发病率平均可降低55%左右，整片叶片开始发病的时间比糖橙对照可以推迟3 - 5天。
The disease incidence of in vitro inoculated leaves of transgenic sugar orange was reduced about 55% and 3 to 5 days later to appeared the typical citrus canker symptoms then the control plants.
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