DEPARTMENT OF AGRICULTURE, 



SYDNEY, NEW SOUTH WALES. 



Miscellaneous Publication, No. 149. 



LETTERS ON THE DISEASES OF 

 PLANTS : 



BY 



N. A. COBB. 



i^»r mi LVBRARY 

 W" C. STATE UNlVEf^iTY 



SYDNEY : WILLIAM APPLEGATE GULLICK, GOVERNMENT PEINTER. 



1897. 

 U5 159— 97 4813 [Is.j 



