LAVERTON SYLVIA <br/><br/>
IRRIGATION :ITS PROFITABLE USE FOR AGRICULTURAL AND HORTICULTURAL CROPS 

 - LONDON  OXFORD UNIVERSITY  1964 
<br/><br/><label>LC Class. No.: </label>631.7/LAV  / 1 
<br/><br/><label>Dewey Class. No.: </label>631.7/LAV  / 1