Cobb, N.A. (Nathan Augustus),  1859-1932. <br/><br/>
Some elements of plant pathology / 
by N.A. Cobb. 
 - 46, [6] pages :  illustrations ;  25 cm. 
 - Bulletin / Hawaiian Sugar Planters' Association. Divsion of Pathology and Physiology ;  no. 4 Bulletin / Report of the work of the Experiment Station of the Hawaiian Sugar Planters' Association ;  no. 4 .
 - Bulletin / Hawaiian Sugar Planters' Association. Divsion of Pathology and Physiology ;  no. 4. Bulletin / Report of the work of the Experiment Station of the Hawaiian Sugar Planters' Association ;  no. 4. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants--Diseases and pests.<br/>Plant diseases.