This is a preview. Log in through your library . Abstract Batches of one-season-old seedlings of the rootstock R. canina 'Inermis', originating from various sources, were observed for root collar ...

The root collar is the area where the trunk and roots come together. It is the location on a tree trunk where the roots begin to grow laterally into the soil, also known as the root flare. On all ...

A root-collar excavation was performed on this red maple to discover that girdling roots have restricted its growth, drastically affecting the health of the plant. A root-collar excavation was ...