NITROGEN FIXATION BY NON LEGUMINOUS PLANT SEA BUCKTHORN IN SEMI ARID CLIAMATIC CONDITIONS OF GILGIT BALTISTAN Abdul Razaq Baber Khan Hassan Ali Sajida Perveen DOI: https://doi.org/10.28941/pjwsr.v19i3.505 PDF Published 2013-09-01 Issue Year 2013, Volume 19 , Issue 3 Section Articles