Tree anatomy below ground
Shigo, Alex L., 1930-
Tree anatomy below ground [videorecording + script for accompanying DVD] / by Alex L. Shigo. - Snohomish, Wash.: Shigo and Trees, Associates, 2011. - 1 videodisc (42 min.) : sd., col. ; 4 3/4 in. 1 pamphlet [19 p.] ; 19 x 12 cm. - 42 min.
Narrator, Alex L. Shigo Originally issued as a VHS videocassette, 1994. DVD includes images from 80 slides. Pamphlet [19 p.] is the text to accompany the slides.
The original version comprised a box of slides, a pamphlet, and a VHS cassette. This DVD version can be viewed on a television or a computer. The accompanying transcript contains additional information, including a graphic bar to show the original size of the sample used for the picture. The text is formatted to show, in bold face, the spoken words, with additional details shown as regular text.
Trees--Roots.
Trees--Physiology.
Mycorrhizal fungi.
Roots--Botany.
Tree anatomy below ground [videorecording + script for accompanying DVD] / by Alex L. Shigo. - Snohomish, Wash.: Shigo and Trees, Associates, 2011. - 1 videodisc (42 min.) : sd., col. ; 4 3/4 in. 1 pamphlet [19 p.] ; 19 x 12 cm. - 42 min.
Narrator, Alex L. Shigo Originally issued as a VHS videocassette, 1994. DVD includes images from 80 slides. Pamphlet [19 p.] is the text to accompany the slides.
The original version comprised a box of slides, a pamphlet, and a VHS cassette. This DVD version can be viewed on a television or a computer. The accompanying transcript contains additional information, including a graphic bar to show the original size of the sample used for the picture. The text is formatted to show, in bold face, the spoken words, with additional details shown as regular text.
Trees--Roots.
Trees--Physiology.
Mycorrhizal fungi.
Roots--Botany.