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The effects of different concentrations of arsenic on spore germination and rhizoid and prothallium growth of Pteris vittata under aseptic condition were studied.

研究无菌条件下不同浓蜈蚣草孢子萌和原叶体生长影响。

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diethylpropion, diethyl-p-tlouidine, diethylsebacate, diethylstilbene, diethylstilbestrol, diethylthiambutene, diethyltoluamide, dietician, dieting, dietitian,

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3G, 401(K), a,

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