Objective: To extract high quality total genomic DNA quickly from guava leaves.
目的：从番石榴叶片中快速提取高质量的总DNA。
Conclusion: The improved CTAB method could be used for isolating total DNA with high quality from guava leaves.
结论：传统CTAB法经过改良，可用于快速提取番石榴高质量dna。
The chemical components in the ethanol extract of guava leaves were analyzed by combining GC_MS technique with silylation reactions.
将GC＿MS技术和硅烷化反应结合在一起分离、鉴定了番石榴叶乙醇提取物的化学成分。
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