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University of Nebraska–Lincoln

Plant Pathology

*Syllabus may change from year to year; this is only an example.

Biology of Fungi

AGRO, HORT, PLPT 370

Syllabus - Fall 2002


Instructor
Gary Y. Yuen, Associate Professor
Dept. of Plant Pathology, University of Nebraska
406 Plant Science, Lincoln, NE 68583-0722
(402) 472-3125; gyuen@unl.edu

Course Description
This course will survey fungal species and groups that are important in natural ecosystems or that are beneficial or deleterious to humans. Connections will be drawn between the biology of the fungi and their ecosystem/human impact, both current and historical. Taxonomy and identification will be addressed so far as to understand the biology and application of the fungus.

Room and Schedule
N176 Beadle; Tue. and Thur. 11:00 to 12:15

Credits hours and Prerequisite
3cr; 8 hours of biological sciences

Format
Lectures; two 80-minute classes per week; weekly demonstrations

Grading
Exams – all will involve short essays and primarily require synthesis of information to support a concept.
Midterm 1 – 20% of final grade
Midterm 2 – 20%
Final exam – 25%

Term paper - the paper will pertain to a fungal species or group as to its biology and its importance in a natural ecosystems or its human impact. The paper topic will be developed in consultation with the instructor with an outline developed by the 10th week of instruction.
Term paper outline – 10%
Term paper final draft – 25%

Reading
The reading assignments (book chapters and jouirnal articles) will be provided in electronic form. Books from which reading will be taken include Introductory Mycology by C. J. Alexopoulos, C. W. Mims and M. Blackwell, Magical Mushrooms, Mischievous Molds by G. W. Hudler, The Fungi by M. J. Carlile and S.C. Watkinson, and Fungal Physiology 2nd Ed. by D.H. Griffin. In addition, readings from web-sites that present information on fungal identification and applications will be assigned.

Optional activities
Mushroom hunt; edible fungi tasting experience; field trip to local brewery and winery

Lecture schedule and topics

Week
Topic
1 What are fungi?
Comparisons with plant, animal, and other kingdoms
Major fungal groups
2 Morphological diversity - form fits function
3 Fungi and decomposition – a role in nutrient cycling
Enzymes and bioremediation
4 Composting- some like it hot
Coprophilic fungi – “hat thrower” and other dung fungi
5 Coevolution with plants
Wood decay fungi – why trees aren’t immortal
The world’s biggest organism
6
Mushrooms – identification and appreciation in nature
Poisonous and hallucinagenic mushrooms – impact on religion and mythology
7
Culinary mushrooms, mushroom cultivation
Making use of decomposition fungi - beer, wine, cheese, bread, tempeh
8 First midterm
Fungi as plant pathogens
Necrotrophism – rotting on the vine
9 Biotrophism - morphological changes, mimicry, edible smut
Fungal evolution driven by agriculture – monoculture, fungicides, plant breeding
10 Societal change driven by fungi – late blight and the Great Potato Famine
Society and fungi driving ecological change – chestnut blight and hypovirulence
11 Fungi for weed biological control
Post harvest and food spoilage fungi – adaptation to high sugar
12
Mycotoxins; ergot – the basis for witch hunts
Fungi as human pathogens – allergies, respiratory diseases, immunosuppression
13 The chronic itch – dermal fungi
Second midterm
14 Fungal-animal associations; gut fungi
Fungi as insect pathogens
15 Insect biocontrol
Fungi-farming ants
16 Mycorrhizae
Lichens
17 Microbial competition – toxin and enzyme production
Fungi and the pharmacy – antibiotics and other products
18 Plant disease biological control using fungi – ecological versus economic issues
Fungi and art; review