PLNTPTH 2000 Lecture Notes - Lecture 22: Hartig Net, Symbiosis, Mycorrhiza
23 Mar 2017
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Guest speaker for today, dr. pierluigi (enrico) bonello, is a plant pathologist. From this lecture, know the difference between ectomycorrhizae and endomycorrhizae, and also understand who"s getting what, where how, and from whom. worked with mycorrhiza. Douglas fir--can live for hundreds of years and grow to 300 feet, though most of its. Not just individual trees--it"s a system, a community working together. Firs working together with one another, but also with fungi. The roots of trees are colonized by fungi, because fungi cannot produce their. Like the trees, much of fungi"s tissue are layered underground. own food. The plants provide the fungi with carbon-based sugar, and, in turn, the fungi provide the trees with nutrients. The fungi cannot live without the carbon from the tree. It"s much easier to shuttle nutrients to fungi than to grow more root systems. Tree"s branch is injected with radioactive carbon-14, which the tree normally absorbs.
