Singh, K.; Khan, A. A.; Khan, I.; Rizvi, R.; Saquib, M. MORPHOLOGICAL AND BIOCHEMICAL RESPOSES OF COW PEA (CV. PUSA BARSATI) GROWN ON FLY ASH AMENDED SOIL IN PRESENCE AND ABSENCE OF MELOIDOGYNE JAVANICA AND RHIZOBIUM LEGUMINOSARUM. Ecoprint 2011, 17, 17-22.