V.K. Gupta, J. Singh, R. Kumar and A. Bhanot
Asian Journal of Plant Sciences 10 ( 7 ): 365 - 369 , 2011
J. Singh and K.N. Tiwari
Asian Journal of Plant Sciences 9 ( 6 ): 351 - 357 , 2010
K. N. Gupta, V. K. Baranwal, B. K. Prasanna, J. Singh, Q. M.R. Haq and K. Gopal
International Journal of Virology 5 ( 4 ): 143 - 153 , 2009
J. Singh, S. Gupta and H. Kaur
Trends in Applied Sciences Research 6 ( 4 ): 400 - 409 , 2011
H.P. Singh, S. Singh and J. Singh
Trends in Applied Sciences Research 7 ( 5 ): 382 - 391 , 2012