Department of Agricultural Chemistry and Soil Science, School of Agricultural Sciences and Rural Development, Medziphema Campus, Nagaland University, 797106, Nagaland
Present address 1 Department of Soil Science and Agricultural Chemistry, Institute of Agricultural Sciences, Banaras Hindu University, Varanasi, 221005, Varanasi
*Corresponding author (Email: aksingh_1967@yahoo.co.in)
Online published on 6 September, 2012.
