000 00416nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aMcPherson, W.W., Pierce, W.H., Greene, R.E.L.
245 _aOpportunited for adjustments in farming systems: Southern piedmont area, Northe
260 _aNorth Corolina
_c1949
300 _a1-68 p.
440 _aNorth Carolina Agricultural E
901 _a28173
942 _cB
_2udc
999 _c5381
_d5381