000 00395 a2200145 4500
080 _a633
_bW 855 P
245 1 _aProduction of field crops
_bA textbook of agronomy
_cby T.K. Wolfe and M.S. Kipps
250 _a4th edn.
260 _aNew York
_bMcGraw-Hill Book
_c1953
650 _aField Crops
650 _aAgronomy
100 1 _aWolfe, T.K., Kipps, M.S.
_d
300 _a495 p.
901 _a74847
999 _c47005
_d47005