000 00360nam a2200145Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a632.58
100 _aCamper,N.D.
245 0 _aResearch Methods in Science
250 _a3rd
260 _aChampaign
_bThe Southern Weed Science Soc
_ciety.. 1986
300 _a[8],486p
942 _cPR
999 _c45124
_d45124