Passos, M.C. Graner, C.A.F. Zuanon Netto, J. <br/><br/>
Digestao sulfurica-perclorica de tecidos vegetais para determinacoes de nitrogenio, fosforo e potassio num unico extrato 
 [Sulphuric-perchloric digestion of plant material for nitrogen, phosphorus and potassium determination in a single extract] 

<br/><br/><label>Subjects--Topical Terms: </label><br/>NITROGENIO<br/>FOSFORO<br/>POTASSIO<br/>TECIDO VEGETAL<br/>DIGESTAO