00714cam a22002057a 450000500170000000800410001701000100005801100100006803500100007810000280008824501390011626000320025530000220028750000590030965000260036865000230039465000240041765000340044165000330047520220817042705.0971013s1976            r     00010     d  a52364  a53336  a5748600aRomero Rosales, Felipe.14aThe flameless atomic absorption analysis of essencial transition elements in a soil-plant-insect ecosystem under controlled conditions  a(s.l.) :bThe author,c1976  a50 h.b; gráfs.  aThesis (Doctor of Philosophy) -- University of Florida14aEpilachna varivestis.14aInsectos y suelos.14aPlantas e insectos.14aPlantasxElementos minerales.14aSuelosxElementos minerales.