Austria, Basilio R <br/><br/>
Response of virginia tobacco (nicotina tobacum L. Var MRS-3) to levels and methods of iron and zinc application / 
Basilio R. Austria 
 -  1982. 
 - xvii, 101 leaves ;   28 cm. 
<br/><br/> Thesis (MS Agronomy) -- University of the Philippines, Los Banos, Laguna 
<br/><br/>Bibliography: leaves 75-78 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tobacco--Analysis<br/>Plants, Effect of iron on<br/>Plants, Effect of chemicals on