Using calcein as an indicator, the effects of electroporation on de exined pollen, ungerminated and germinated intact pollen in Nicotiana tabacum were compared.
The changes of aroma matter and chemical components in tobacco leaves during aging were studied with flue-cured tobacco Nicotiana tabacum l.
为试材,研究了陈代期间烟叶香气物质和主要化学成份含量的变化。
The exudates of the glandular trichome on the green leaf surface of Nicotiana tabacum L. is the important precursor of the aroma and flavour matter of cured tacco leaf.
普通红花烟草绿叶表面腺毛分泌物是烤后烟叶重要的香气和吃味物质前体。
The effects of soil drought stress on the growth and development of flue-cured tobacco (Nicotiana tabacum L. )and its mechanism were studies with the cultivar NC89 un-der pot experiment.