A grobacterium-mediated transformation system is widely used,and PEG-mediated transformationsystem or particle bombardment system is also involved for obtaining transgenic citrus.是什么意思_A grobacterium-mediated transformation system is widely used,and PEG-mediated transformationsystem or particle bombardment system is also involved for obtaining transgenic citrus.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句