California Agriculture, Vol. 69, no. 1-4 (2015), Vol. 68,no. 4 (2014) 

 - University of California;  University of California Agriculture and natural resources,  2015. 
 - 01.01.2015-31.12.2015 
<br/><br/><label>ISSN: </label>21608091 
<br/><br/><label>Dewey Class. No.: </label>630.5  / CAL