00594     2200241   4500001002100000005001700021008004100038035001200079035002500091082000900116090001600125100001500141245003100156250001200187260003400199300002600233650003700259695001600296850000600312980001500318985000600333999001300339NADAR-0609000001822820090604094851.0170309|||||||||   |   |||   |||| ||ind||  aJBUNIPB  a0010-0609000000182280 a51-7  a51-7bMCG m0 aMcGee, R.V00aMathematics in agriculture  a2nd. ed  aNew YorkbPrentice-Hallc1954  ax, 208 hlmbilc22 cm 0aMathematicsxMathematical models  aAgriculture  aP  a26-02-1991  b1  a10904879