1. Agarwala, S. C. 1962. The role of micronutrients in plants. Proc. Summer School of Botany. Darjeeling. June 2–15, 1960. Edited by P. Maheswari, B. M. Johri & I. K. Vasil, pp 1–18.
2. Agarwala, S. C., & A. Kumar. 1960. The relation of iron porphyrin enzymes to induced iron deficiency. Proc. 47th Indian Sci. Congr. (Bombay), pp 399–400.
3. Agarwala, S. C., & A. Kumar. 1962. The effect of heavy metals and bicarbonate excess on sunflower plants grown in sand culture with special reference to catalase and peroxidase. J. Indian Botan. Soc.41: 77–92.
4. Agarwala, S. C., A. Kumar, & C. P. Sharma. 1961. Effect of excess supply of heavy metals on barley during germination, with special reference to catalase and peroxidase. Nature191: 726–727.
5. Ahmed, M. B. 1954. Iron induced chlorosis. The relative toxicity of some heavy metals to the tomato plants. Bull. Fac. Agr., Cairo Univ., No. 50, pp 20.