Martin, Hubert. <br/><br/>
The scientific principles of plant production / 
Hubert Martin. 
 - 3rd ed. 
 - London :   Edward Arnold,  c 1948. 
 - vii, 385 p. :  ill. ;  23 cm. 
<br/><br/> Includes Index. 
<br/><br/>with special reference to chemical control. 
<br/><br/>312  312 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant production.
<br/><br/><label>Dewey Class. No.: </label>632.9 / M364s