Liu, Jung - Chao <br/><br/>
China's fertilizer economy 

 - Edinburgh  Edinburg university press  1971 
 - xv, 173p.; 22cm. 
<br/><br/><label>ISBN: </label>852241968 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizer - China<br/>Fertilizer consumption<br/>Imports<br/>Yield responses