Zuo, Xiu-jin <br/><br/>
[Rate of controlled-release urea pervasion through membrane determined by ultraviolet spectrophotometry].  [electronic resource] 

 -  Guang pu xue yu guang pu fen xi = Guang pu  Jun 2006 
 - 1151-4 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>1000-0593