Walker, John N. <br/><br/>
Estimating greenhouse ventilation requirements 

 - Lexington, Ken :  University of Kentucky,  (197?) 
 - 4 h.  : ilus. ; gráfs. 
<br/><br/> Fotocopia 
<br/><br/><label>LCCN: </label>51124 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invernaderos.<br/>Refrigeración.