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Recur and high metastasis is the main obstacle to improve nasopharyngeal carcinoma patients survival rate.It is well......
从秦岭山区不同海拔、不同植被类型土壤中分离出750株放线菌,对其进行皿内琼脂平板、放线菌发酵液及拮抗菌单胞菌的拮抗性筛选。结......