000 00569nam a2200133Ia 4500
008 130903s9999 xx 000 0 und d
082 _a38.922:631.586(100) 1979.2.19/23 M0
245 _aSocioeconomic constraints to development of semi-arid tropical agriculture; proceedings.
260 _aPattancheru
_bICRISAT
_c1979
300 _ax,435p.
600 _aInternational Workshop on Socioeconomic Constraints to Development of Semi-Arid Tropical Agriculture, Hyderabad, Feb.19-23,1979.
650 _aArid regions-agriculture,Agricultural extension work
942 _cGRBK
999 _c81443
_d81443