方法采用流行病学方法调查分析改水后氟病区居民饮水现状和儿童氟斑牙患病情况。
METHODS The present conditions of using water in fluorosis areas and dental fluorosis of children prevalence have been carried out by epidemiological methods.
抗生素生物杀菌剂1%武夷菌素水剂对大豆灰斑病具有显著防效,防治效果平均为61。
The prevention and cure effect of 1% Wuyi-rhzomorph is significant for soybean frogeye leaf spot, its average effective percentage is 61.
抗生素生物杀菌剂1%武夷菌素水剂对大豆灰斑病具有显著防效,防治效果平均为61。
The prevention and cure effect of 1% Wuyi-rhzomorph is significant for soybean frogeye leaf spot, its average effective percentage is 61.
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