One of the most common locations for the aboveground portion of a tree to fail is at the
junction of two or more codominant stems. Due to the frequency of failures at this point, a …

Predicting the strength of branch attachments is important for arborists and urban foresters
because branch failure can cause damage and injuries. Previous studies have shown that …

Strength of branch attachment in Acer rubrum L. was related to the ratio of diameter of the
branch relative to the diameter of the stem to which the branch was attached (aspect ratio) …

Arborists maintain trees in landscapes where failure can cause damage to infrastructure.
Codominant branch unions are considered less stable than lateral branch unions. Previous …

Previously planted extensively as a street tree, Bradford pear (Pyrus calleryana
var.'Bradford') has fallen out of favor because of its reputation for branch breakage. Despite …

Shade trees provide many benefits but can cause damage if they fail. Despite the potential
for costly litigation that sometimes arises when damage occurs, there are no investigations …

S2A 14-year-old mixed oak stand was thinned in 1977 to stocking levels of 30, 50, and 60
percent and a control. From this stand, 117 trees were selected and their stem-related …

This study examined branch diameter, number of whorls, and number of branches in the
lower 2 m of the stems of white spruce growing in pure stands and in mixture with a range of …

Trees in an urban setting can be a hazard to electricity utility lines, structures, traffic flow and
pedestrians. Identifying characteristics that make branches and limbs prone to failure could …

Careful logging around small merchantable stems (CLASS) is a partial cutting treatment in
which 70–90 per cent of the merchantable volume of uneven-aged, irregular or multi-layered …