338.1620954
P681F
           Pitam Singh
               Fertilizer industry in India \ Pitam Singh - Delhi : Karishma, 1992.
               321p.
                Contents: Pt.1. Nitrogenous fertilizers

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                Subjects: Fertilizer industry-India; Fertilizers-India; Agricultural development projects-India; Ammonia as fertilizer industry-India; Urea industry-India.