vTI Agriculture and Forestry Research. 

 - Johan Heinrich von Thunen Institute   06.2011. 
<br/><br/><label>ISBN: </label>04586859 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture-Periodicals.
<br/><br/><label>LC Class. No.: </label>PER SB 45.65 .V85