000 00323nam a2200121Ia 4500
001 MPKV053386
008 120911s9999 xx 000 0 und d
082 _a630
245 _aExperiment Station Record Vol 19
_c;
246 _aExperiment Station Record Vol 19
260 _aWashington
_bU S D A
_c1907-08
650 _aAgronomy
999 _c51384
_d51384