AND FRUIT GARDEN. 105 



that lime preparations applied to trees will prevent 

 fire blight. 



Such a wash may be made as follows: Slack a 

 few pounds of lime in a bucket, and when nearly 

 full add about one pound of copperas (sulphate of 

 iron) previously dissolved in hot water. This will 

 thicken it. Stir thoroughly, and thin as is needed 

 for use. Apply at any time when the tree is not 

 frozen, and several times during the year. Some 

 add to this a half pound of glue, thinking that it 

 will be less liable to wash or scale off, but it is not 

 necessary, and adds to the expense. If more is 

 made than is wanted it can be set away in the cel- 

 lar for future use. 



This treatment can do no hurt to the trees, and 

 is believed to be of considerable benefit in destroy- 

 ing insects; and lessening the danger from sun 

 scalding, as a white substance will not absorb the 

 rays of the sun to the extent that the brown bark 

 of the tree will. 



Do not depend upon this to take the place of the 

 corn stalks or other protection in young trees. 



It will not do to use white paint, or any substance 

 containing oils, either vegetable or animal. The 

 bark performs an important office and the pores 

 must not be clogged. 



Dark colored screens of any kind should not be 

 used, especially tarred paper. The author tried 

 this at one time on a five acre orchard, in which 

 the trees were just coming to bearing, and the sec- 

 ond winter every tree so processed was killed in the 



