00430nam a2200133Ia 4500008004100000020001800041040001700059082002600076100002000102245007300122260004200195300001000237650004900247190328s9999||||xx |||||||||||||| ||und||  a0-7153-6286-0  aNITILcNITIL  221sta630.2514bT192A  aTarrant, John R 0aAgricultural geographybproblems in modern geographycJohn R Tarrant  aNewton AbbotbDavit and Charlesc1974  a279p.  aAgricultural geography; Agricultural systems