na INLIS000000000004103 0010-0321000187 63.001.6(213) 63.001.6(213) International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) Proceedings international workshop on socioeconomic constraints to development of semi-arid tropical agriculture, Hyderabad, India, 19-23 February 1979 Andhra Pradesh ICRISAT 1979 x, 435p. ills. ; 24 cm. DAMPAK SOSIAL EKONOMI. PERTANIAN TROPIKA 1219 1219