004210000a22001330004500060000800000082001200008100001800020100001500038245011900053260003000172260000900202300000800211650006800219  a100  a631 MIC  aMichael,  A M  aOjha,  T P  aPrinciples of Agricultural engineering. V.I: Farm power, Farm machinery, Farm building and Pest harvest technology  a New Delhi, Jain Brothers  c1966  a638  aAgricutural Engineering/ Post harvest technology/ Farm building