Hewitt, E. J. <br/><br/>
Sand and water culture methods used in the study of plant nutrition. 

 - 2 ed. 
 - Bucks, England :  Commonwealth Agricultural Bureaux,  1966. 
 - 547 p. :  : ilus. ; láms. 
 - Commonwealth Bureau of Horticulture and Planation Crops. Technical Communication  ; 22 .
 - Commonwealth Bureau of Horticulture and Planation Crops. Technical Communication  ; 22 .
<br/><br/> Perdido original se repuso con una fotocopia 
<br/><br/><label>LCCN: </label>15273 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hidroponía.
<br/><br/><label>Dewey Class. No.: </label>631.585  / H4 1966