150 MANUAL OF GARDENING 
surface of the nut be flush with the plane of the bark, within a 
few years it will be covered by the growing tissue. 
aa 
168. The proper 
way to saw of 
a large limb. 
A cut is first 
made on the 
under side to 
prevent split- 
ting down; 
“The inner ends of the rods in the two 
branches may be connected by a rod or chain. 
The preference for the chain 
over the rod attachment is 
based on the compressive 
and tensile stresses which 
come on the connection dur- 
ing wind storms. Rod con- 
nections are preferred, how- 
ever, when rigidity is required, 
as in unions made close to 
the crotch; but for tying two 
ba 
then it is cut 
on the upper 
side. Then 
the entire 
“stub” is re- 
moved close to 
the trunk. 
branches together before i 
they have shown signs of 169, 4 weak-bodied 
weakening at the fork, the young tree well 
lias ; aan dard supported; pad- 
chain may best be used, as dineie piaceleuds 
the point of attachment may der the bandages. 
be placed some distance from the crotch, where the flexibility 
factor will be important and the strain comparatively small. 
Elms in an advanced stage of maturity, if subjected to severe 
climatic conditions, often show this tendency to split. These 
! z 
pasa 
ae 172. The best way 
a So at of attaching a 
guy rope, if a tree 
must be used as 
support. 
170. The wrong way 171. Anallowable 
of attaching a guy way of attach- 
rope. ing a guy rope. 
