Hewitt Eric John <br/><br/>
Sand and water culture methods used in the study of plant nutrition / 
by E.J. Hewitt. 
 - Farnham Royal (Bucks) :  Commonwealth Agricultural Bureaux,  1952. 
 - 241 p.;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants--Nutrition
<br/><br/><label>LC Class. No.: </label>QK867