CHAPTER V. 



METHODS AND PRINCIPLES GENERALLY 



APPLICABLE IN THE DESTRUCTION OF 



WEEDS. 



In the conflict with weeds, there are cer- 

 tain general methods and principles which 

 are applicable in a greater or less degree 

 for the destruction of all weeds ; and there 

 are also certain specific modes of treatment 

 which apply only to the eradication of par- 

 ticular sorts of weeds. In the present chap- 

 ter we shall consider the general methods 

 and principles applicable in weed destruc- 

 tion, and in the following chapters treat of 

 the specific modes which are applicable only 

 in particular cases. 



The general methods and principles 

 applicable in weed destruction which, in 

 the writer's opinion, are of the most conse- 

 quence, may be described as follows : 



