Pokhriyal, T. C.; Raturi, A. S.; Nautiyal, H. O.; Joshi, S. R. Standardization of <I>In-vivo< I> Nitrate Reductase Activity in <I>Albizia Lebbeck, Acacia nilotica< I> And <I>Dalbergia sissoo< I>. Indian Forester 1988, 114, 166-167.