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Bationo, A and Ayuk, E and Ballo, D and Koné, M (1997) Agronomic and economic evaluation of Tilemsi phosphate rock in different agroecological zones of Mali. Nutrient Cycling in Agroecosystems, 48 (3). pp. 179-189. ISSN 1573-0867
Nageswara Rao, V and Rego, T J and Myers, R J K (1997) Balanced Fertiliser Use in Black Soils. Fertiliser News, 42 (4). pp. 35-45.
Patra, A K and Rego, T J (1997) Measurement of nitrate leaching potential of a vertisol using bromide as a tracer under rainfed conditions of the indian semi-arid tropics. Soil Science, 162 (9). pp. 656-665. ISSN 0038-075X
Sahrawat, K L and Jones, M P and Diatta, S (1997) Direct and residual fertilizer phosphorus effects on yield and phosphorus efficiency of upland rice in an Ultisol. Nutrient Cycling in Agroecosystems, 48 (3). pp. 209-215. ISSN 1385-1314