000 004250000a22001450004500
008 140223b1949 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aJ:5uN49 H9,J1,J3-J4,J8, K1-K3
082 _aJ:5uN49 H9,J1,J3-J4,J8, K1-K3
245 _a13-15.
245 _aAdvances in agronomy, ed by A.G.Norman vols.1,3, 5-6, 10
260 _aAcademic
_bNew York
_c1949-1963
650 _aCROP DEVELOPMENT
906 _aADVANCES
999 _c100126
_d100126