003620000a22001210004500060000800000082001500008245011100023260005100134260000900185300000800194310000900202650002900211  a100  a630.02 IND  aHandbook of agriculture : facts and figures for farmers, students and all engaged or interested in farming  aDelhi, Indian council of agricultural research  c1961  a748  aICAR  aAgriculture/ crops/ soil