Downs, Robert Jack,  1923- <br/><br/>
Controlled environments for plant research / 
Robert Jack Downs 
 - New York :  Columbia University Press,  1975 
 - 175 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0231035616 
<br/><br/><label>LCCN: </label>74-020878 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Growth cabinets and rooms<br/>Phytotron