000 00353cam a2200145ua 4500
041 _aeng
_h
082 _a630.21
_bNOR/AD
100 _aNorman, A G.
245 0 0 _aAdvances in agronomy, Vol 1 /
_cA G Norman.
_hTextual Documents
260 _aNew York :
_bAcademic Press ,
_c1949.
300 _a439 ; .
504 _a
942 _cBK
999 _c361
_d361