Valentin, Nellie P.  <br/><br/>
Effects of topping, distance of planting and time of fertilizer application on the yield and quality of (Ilocos red) processing tomato  
Nellie P. Valentin   
 -  2000 
 - xvi, 108 leaves   28 cm. 
<br/><br/> Thesis (MS Agriculture-Agronomy) -- Mariano Marcos State University-Graduate School, Laoag City  
<br/><br/>Bibliography: leaves70-71