00431nam a2200157 a 450000100080000000500110000800800410001910000160006024500950007626000340017130000090020565300110021465300100022565300200023570000180025511128632000-10-11               bl uuuu     u0uu1 u    #d1 aSHENK, M.D.  aInsect population responses to vegetation management systems in tropical maize production.  aCosta Rica: Catie, [s.d.].c0  a15p.  aINSETO  aMILHO  aPRAGA DE PLANTA1 aSAUDERS, J.L.