Cao, Yu <br/><br/>
[Moisture and nutrient characteristics of deep layer soil in apple orchards on the Luochuan highland of Shaanxi, Northwest China].  [electronic resource] 

 -  Ying yong sheng tai xue bao = The journal of applied ecology  Feb 2013 
 - 388-96 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1001-9332 
<br/><br/><label>Subjects--Topical Terms: </label><br/>China<br/>Ecosystem<br/>Malus--growth & development<br/>Nitrogen--analysis<br/>Organic Chemicals--analysis<br/>Phosphorus--analysis<br/>Potassium--analysis<br/>Soil--chemistry<br/>Water--analysis