00552nam a2200169Ia 4500001001000000003000500010008004100015010001100056040000900067082001900076100002100095245007800116260005700194300001100251440006300262650005700325Para_3013CHAP220125s1987    xx            000 0 und d  a201522  cCHAP  aPA 632.954 M32  aMcWhorter, C. G.  aMethods of applying herbicides  /c by C. G. McWhorter and M. R. Gebnardt  aChampaing, Ill.  :b Weed Science Society of America  a358 p.  aManograph series of the Weed Science Society of America; 4  aHerbicidas x Análisis  Pesticidas x Aplicación