Wallace, Thomas,  1891- <br/><br/>
The diagnosis of mineral deficiencies in plants by visual symptoms :  a colour atlas and guide / 
[by] T. Wallace. 
 - London :  H. M. Stationery Off.,  1943. 
 - vi, 116 p.  incl. col. plates, tables, diagr. ;  25 cm. 
<br/><br/> Preface signed: Agricultural Research Council.  Errata slip inserted. 
<br/><br/>Bibliography at end of each chapter. 
<br/><br/><label>LCCN: </label>44-003007 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Deficiency diseases in plants.
<br/><br/><label>Dewey Class. No.: </label>631.8