PREVENTING DISEASE 177 



treatment. In previous chapters, the most 

 generally approved methods of dealing with 

 injuries and diseases have been given, but pre- 

 ventive treatment has hardly been touched 

 upon. Preventing disease or accidents, such 

 as by bracing heavy limbs that are likely to 

 fall apart, foreshortening branches that have 

 become top-heavy, dealing with insect and 

 fungus pests, fencing against the attacks of 

 animals, and generally attending to the health 

 of trees by soil-enriching and carrying off 

 superfluous moisture, should receive prompt 

 and careful attention. 



Trees suffer in many ways and receive 

 injuries that can only be rightly described as 

 unnecessary, such as, through careless timber 

 felling and haulage, by driving nails and hooks 

 into the stem, and, probably worst of all, 

 from passing waggons, barrows, and mowing 

 machines. Farm stock, horses and goats in 

 particular, as also ground game, do much damage 

 to trees if allowed to roam unmolested, and in 

 the case of young trees the damage is often 

 irreparable. Fencing is the only way of 

 getting rid of the evil, and all standard park 



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