62 Indian Museum Notes. [ Vol. III. 



ones seem to be the " Strawsonizer" for distributing applications over 

 fields and other large areas, and M. VermoreFs Eclair Knapsack pump 

 (price about thirty-five shillings) for handwork. 



Of the applications useful for the destruction of the fungoid diseases 

 to which plants are subject, sulphate of copper washes seem to be the 

 most generally useful. They are recommended for spraying over the 

 plants in the cases of the potato fungus* the onion mildew, the apple scab, 

 and the Perotwspora of the vine, and for steeping the seed in the case of: 

 Smut and Bunt in wheat. Powdered sulphur also is recommended 

 against Hop mildew, while freshly burnt quicklime and sulphur, also 

 sulphate of iron, have been found useful in the case of the onion mildew* 

 for which also sulphate of copper is recommended. 



Indian Museum, Calcutta, 

 29th February 1802. 



