S.A. Rajkumar Survival of Azospirillum brasilense in granular inoculants and theri effect of growth and yield of sunflower (Helianthus annuus - M.Sc (Agri) - Dharwad University of Agricultural Scineces, Dharwad 1998 - 97p ENGLISH Dewey Class. No.: 630 / RAJ