Kirkby, E A <br/><br/>
Ionic balance in different tissues of the tomato plant in relation to nitrate, urea, or ammonium nutrition.  [electronic resource] 

 -  Plant physiology  Jan 1967 
 - 6-14 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0032-0889 
<br/><br/><label>Standard No.: </label>10.1104/pp.42.1.6  doi