Fertiliser handbook on usage - Roy, R.N.; Seetharaman, S.; Fertiliser Association of India (New Delhi) (New Delhi: Fertiliser Association, 1974)
Keywords: Fertilizers -- Handbooks, manuals, etc; Plants -- Nutrition; Soils -- Fertilization; Soils -- India; Manures; Fertilizers -- Law and legislation; Soil amendments; Fertilizers -- Application