00472nam a2200169Ia 4500 SF India. National Sample Survey, Directorate of - Review of minor irragation assessment surveys, 1951-52 to 1959-60 New Delhi The Auth. 1962 v.p. Surveys for estimating benefits of irrigation series D.1, no.1 0 0 0 0 ISI ISI 2002-07-25 0 SF DP1724 2019-02-14 00:00:00 2019-02-14 BK 22154 22154 22154