Swaine, D. J. <br/><br/>
The trace-element content of soils / 
by D.J. Swaine. 
 - Farnham Royal, Bucks :  Commonwealth Agricultural Bureaux,  1969. 
 - viii, 157 p. 
 - Commonwealth Bureau of Soil Science technical communication ; no. 48 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trace-elements--Specifications.<br/>Soils--Trace element content--Specifications.