TY - BOOK AU - Verma, Ngendra Kumar ED - Prof. R.R. Mishra TI - Studies on the ecology of vesicular-arbuscular mycorrhiza of eupatorium riparium regel, E. adenophorum Spreng and osbeckia crinita wall. ex. D. don the common weeds of N.E. region of India U1 - DS PY - 1982/// CY - Shillong PB - NEHU, Dept of Botany ER -