000 00383cam a2200157ua 4500
041 _aeng
_h
082 _a630.21
_bNOR/AD
100 _aNorman, A G.
245 _aAdvances in agronomy, Vol 8 /
_cA G Norman.
_hTextual Documents
250 _a1 /
_b.
260 _aNew York :
_bAcademic Press ,
_c1956.
300 _a423 ; .
504 _a
942 _cBK
999 _c338095
_d338095