00457nam a2200157Ia 4500008004100000020001500041082001700056100001900073245003900092260004500131300000800176650004100184650003400225653001600259653002400275170901s1985    xx            000 0 und d  a8170240018  a630.72bM520  aMehta, Prakash 0aOperations Research in Agriculture  aNew DelhibAshish Publishing Housec1985  a258  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgriculture  aOperations research