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Watching Grass Grow -

An interview with Stan Faeth, Professor in the School of Life Sciences at Arizona State University.

Podcast content summary and time log for Volume 19 of Ask-a-Biologist.


Keywords and topics that are found in this program: ecology, ecosystems, species, entophytes, fungi, spores, anti-cancer compounds, experimental design, controls.


Topic Time
Show - intro, grasses, ecosystems, and Sleepy Grass. 00:00
Ecosystem - species - microscopic world - fungi. 02:07
Fungus - fungi 03:31
How did you discover the fungus in these grasses? 0424
Chemical compounds - alkaloids - strychnine - nicotine, mescaline. 05:10
Anti-cancer compounds unique to these fungi. 05:38
Definition of entophytes. 06:32
Description of research field site. 07:03
Faeth explains the experiment and some basic experimental design. 07:37
Herbivores, carnivores, and omnivores. 08:23
Faeth continues to explain the experimental design and how they control water. 08:41
How long have you been doing this research as an ecologist. 11:20
Faeth perspective on his type of ecological research. 12:13
Symbiotic relationships - mutualism - parasites. 13:03
What are the symbionts of the grasses? [microizee] 14:41
What are the fungal entophytes helping the plants to do? 15:23
Importance of all living things in a food web - large and small. 16:18
How did Sleepy Grass get its nickname? [LSD, Narcotic Effects} 17:39
What would happen if humans eat this grass? [Native American legend] 19:22
When did you first realize you wanted to be biologist or scientist? 21:10
What would you be if you were not a biologist or scientist? 21:28
What advice do you have for someone wanted to be a scientist/biologist? 22:15

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