000 00381nam a2200157Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
020 _a0-471-60084-9
041 _aen
082 _a632.58
100 _aASHTON Floyd, M.
245 0 _aWeed Science-Principles & Practices
250 _a3rd
260 _aNew York
_bJohn Wiley & Sons,inc
_c1991
300 _ax, 466p.
942 _cLL
999 _c8690
_d8690