A. K. Singh1, G. Singh1, R. P. Bhatt2, S. Pant1, A. Naglot3* and L. Singh3
1Dolphin (P.G) Institute of Biomedical and Natural Science, Dehradun, Uttarakhand, India.
2Departments of Botany and Microbiology, H.N.B. Garhwal University, Srinagar, Uttarakhand, India.
3Defence Research Laboratory, DRDO, Post Bag No.2, Tezpur, Assam, India.
