000 00279nam a2200109Ia 4500
008 151011s9999 xx 000 0 und d
041 _aENG
245 _aGrain crops : a review
260 _c1957
_aLondon
_bHer Majesty's Stationery Office
300 _aiv, 196p.
942 _cBK
_2udc
999 _c20784
_d20784