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Intraoral X-rays show the whole tooth -- from the crown to beyond the end of the root to where the tooth is anchored in the jaw. Each #dentalImaging shows this full tooth dimension and includes all the teeth in one portion of either the upper or lower jaw. Periapical X-rays are used to detect any abnormalities of the root structure and surrounding bone structure.

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A team of researchers has developed an artificial transparent soil that allows scientists to make detailed studies of root structures.

from AoBBlog

Deep roots and their functions in ecosystems

Deep roots determine many ecosystem services but remain understudied due to the challenges involved in the observation and measurement of deep roots. In this paper Pierret et al. show that root structures and functions differ according to their depth and suggest that deep rooting systems could be more widespread than was previously thought. Drawings of the above- and below-ground extension of the species Pinus sylvestris Pimpinella saxifrage Zygophullum xanthoxylo and Convolvulus…

from PBS NewsHour

Finding the roots of Dylann Roof’s radical violence

Gwen Ifill,Paul Butler and more. Finding the roots of Dylann Roof’s radical violence | PBS NewsHour. (Structural violence)

A sturdy structure is a must in a root cellar

A sturdy structure is a must in a root cellar

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from Lowe's

Congoleum Structure 18-Piece 6-In X 48-In Roots Peel-And-Stick Maple L