An arborist by definition is an individual who is trained in the art and science of planting, caring for, and maintaining individual trees. ISA arborist certification is a nongovernmental, voluntary […]
Arborists specialize in the care of individual trees. They are knowledgeable about the needs of trees, and are trained and equipped to provide proper care. Hiring an arborist is a […]
Since BRR disease causes root rot at the lower trunk above grade level (e.g. it could be observed up to 2 m in some tree species) and/or root collar and/or […]
Yes, early diagnostic symptoms of BRR disease are often difficult to detect, despite the fact that the disease can cause a rapid decline in tree growth conditions within a short […]
Yes, root excavation with appropriate tools (e.g. handheld adze, digger, air spade, etc.) may be required to expose the root collar and roots. The exposed root collar and roots could […]
The typical signs of BRR disease are a) fruiting bodies of Phellinus noxius, b) mycelial encrustation, c) soil aggregates and d) mycelial nets. (a) The appearance, on lower trunk or […]
No, the abnormal crown symptoms are commonly associated with root diseases and malfunctions, and are not unique to BRR disease. Thus, it is important to further examine the lower trunk, […]
Symptoms of the disease are of two types, namely slow decline and rapid decline. For trees experiencing slow decline, the most noticeable symptoms may include crown thinning out gradually and […]