THOMAS, D C <br/><br/>
A study of the distribution of the swede smudge Contarinia nasturtii Kieffer in Devon and symptoms of its attack on various host plants.  [electronic resource] 

 -  The Annals of applied biology  Feb 1946 
 - 77-81 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0003-4746 
<br/><br/><label>Standard No.: </label>10.1111/j.1744-7348.1946.tb06278.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Diptera<br/>Plant Diseases<br/>Vegetables