Walker, John N. <br/><br/>
Air circulation in greenhouses 

 - (Lexington) :  University of Kentuchy. College of Agriculture. Cooperative Extension Service,  (1987) 
 - 8 p.  : ilus. 
<br/><br/> Fotocopia 
<br/><br/><label>LCCN: </label>51119 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invernaderos.