Screening methods and indexes of drought resistance in crops were detahed and the comprehensive evaluation was discussed in this paper.
本文综述了作物抗旱性鉴定所用的各种鉴定方法以及筛选指标，并讨论了抗旱性的综合评价问题。
Methods PCR screening and DNA sequence were used to determine the drug resistance genes associated with class I integron in 4 clinical strains of P. aeruginosa.
方法采用PCR扩增、DNA测序、DNA序列比对的方法对4株铜绿假单胞菌临床菌株携带的I类整合子相关基因进行解析，采用接合试验对该类整合子进行定位分析。
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