7Zambryske P. Ti plasmid vector for the introduction of DNA into plant cells without alteration of their normal regulation capacity [ J ]. Emho J , 1983, (2) : 2143 -2150.
8Powell-Abel P, Nelson R S,De B,et al. Delay of disease development in transgenic plants that express the tobacco mosaic virus coat protein gene [ J ]. Science, 1986,232 : 738 - 743.
9Davis D L, Nielsen M T. Tobacco production,chemistry and techndogy[M]. NK Cambridge: The Cambridge University Press, 1999.
10Thomas A M,David P. Disease control. In:Flue-cured tobacco information [ M]. North Carolina: North Carolina Press, 1997.
