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EXPLANATION OF PLATE 9. 

 Fig. 1. 



An old Bergatnot Pear headed down at the cicatrix a, 

 taken from the wall and planted out as a dwarf standard. 



b. A wound, covered with the composition, where a large 

 upright shoot was cutoff, to give the leading shoot freedom to 

 grow straight. 



Fig. 2. 



The different appearances of the insect so destructive to 

 pear-trees, mentioned in the Chapter On Insects^ under the head 

 Caterpillar. 



This insect is inclosed in a case, and, when fixed on the 

 leaf on which it feeds, appears as represented at a, a, which 

 is about its natural size. 



^. The case magnified. 



c. The case, with the Insect in motion, magnified. 



d. The Insect magnified. 



e. The Moth. 



jf. The Chrysalis. 



g. The Chrysalis magnified. 



Fig. 3. 



The. coccus which infests peach, nectarine, and pear-trees. 



fl, a, a. The insect, the natural size, on a branch of a 

 pear-tree. 



by b, b. The same magnified*. 



• This is, most assuredly, the very insect that destroys the peach tree in 

 America, and the reader has nothing to do but to look at the chapter on insects, 

 to know how to kill the insect, and preserve the tree. 



K k 



