Hewitt, E. J. <br/><br/>
Sand and water culture methods used in the study of plant nutrition / 
by E. J. Hewitt. 
 - Rev. 2nd ed. 
 - Farnham Royal, Bucks :  Commonwealth Agricultural Bureaux,  1966. 
 - xiii, 547 p. :  ill., plates, tables, diagrs. 
 - Technical communication  no. 22. .
 - Commonwealth Bureau of Horticulture and Plantation Crops  no. 22. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants--Nutrition.<br/>Hydroponics.<br/>Botany--Research.