Lucas, D.D.P. Heldwein, A.B. Innah, F.D. Maldaner, I.C. Loose, L.H. <br/><br/>
Estimation of leaf area index in the sunflower as a function of thermal time 

<br/><br/><label>Subjects--Topical Terms: </label><br/>GIRASSOL<br/>MODELO MATEMÁTICO<br/>ANÁLISE FOLIAR