148 COTTON PLANTER'S MANUAL. 



periods of return, showing that when it reaches our climate, it 

 is by some casualty. 



In proposition third, I maintain that if the cotton-fly so- 

 journs here during the winter or winters, when it did appear 

 at all, it would do so simultaneously through the whole cotton 

 district, instead of which we see it progressing regularly from 

 south to north, and from west to east. 



Such are the speculations that I have entertained concern- 

 ing the cotton-worm, from which I conclude that it originates 

 in South America, and reaches us through Mexico, and never 

 can become a denizen of our soil. 



Bayou Sara, June 1, 18-17. 



SECTION II. THE RUST AMONG THE COTTON. 

 From the American Cotton Planter. 



DURING my geological tour through some of the eastern 

 counties of our State, I have frequently (more especially in 

 the prairies,) been asked, " If I could suggest a remedy for the 

 rust on the cotton plant." I have invariably stated my views 

 to all those who inquired ; but as that question is one of gene- 

 ral interest, it will not be amiss to repeat them here, on the 

 pages of a popular journal, devoted to southern planting and 

 farming. 



The boll-worm and the rust are decidedly the arch-enemies 

 of the cotton plant ; and I am very much afraid that the first 

 will, in the course of comparatively a few years, increase to 

 such an extent as to destroy two-thirds of the whole cotton 

 crop, render the cultivation of that plant unprofitable, and ruin 

 in that way our southern El-dorado. A remedy for this scourge 

 of the cotton planter, which now destroys fully one-third of 



