000 00311nam a2200121Ia 4500
001 MPKV056666
008 120911s9999 xx 000 0 und d
082 _a630
245 _aJournal of Agricultural Research Vol 3
_c;
246 _aJournal of Agricultural Research Vol 3
260 _c1915
650 _aAgronomy
999 _c54660
_d54660