Evaluation of laser induced breakdown spectroscopy for the determination of macronutrients in plant materials - Trevizan, Lilian Cristina; Santos Junior, Dário; Samad , Ricardo Elgul; Vieira Junior, Nilson Dias; Nomura, Cassiana Seimi; Nunes, Lidiane Cristina; Rufini, Iolanda Aparecida; Krug, Francisco José (Spectrochimica Acta Part B: Atomic Spectroscopy, 2008)