Reproduced, with permission, from:
Gadgil , S., A. K. S. Huda, N. S. Jodha, R. P. Singh, and S. M.
Virmani. 1988. The effects of climatic variations on agriculture in
dry tropical regions of India. In Assessments in semi-arid
regions, ed. M. L. Parry, T. R. Carter, and N. T. Konijn, 495-521.
Vol. 2 of The impact of climatic variations on agriculture.
Dordrecht, The Netherlands: Kluwer Academic Publishers.
Table 1.5 from "The Effects of Climatic Variations on Agriculture".