TY - BOOK ED - India. National Sample Survey. Agricultural Statistics Division TI - surveys in development areas: Report on the pilot survey for estimation of area brought under improved agriculturalpractices, Uttar Pradesh, Rabi, 1958-59 U1 - 000SC:300(54) PY - 1962/// CY - New Delhi PB - Author KW - Crop estimation KW - Sample survey KW - Uttar Pradesh ER -