1. General Model Information



Main medium: terrestrial
Main subject: biogeochemistry
Organization level: organism
Type of model: not specified
Main application: education
Keywords: alfalfa, disease assessment


Forrest Nutter
Dept of Plant Pathology
Iowa State University
Ames, Iowa 50011, USA
Fax :



Disease assessmant training program in estimation of disease severity (lesion area/total leaf area x100). Simulates 5 foliar diseases: alfalfa rust, spring black stem and leaf spot, summer black stem and leaf spot, stemphylium leaf spot and bacterial leaf spot. User is asked to select leaf-type, disease, and the size of lesion to appear on leaf images for evaluation of disease severity. Immediate feedback is available, or results can be collated at end of test.

Author of the abstract:

Centre for Computer-based Learning in Land Use and Environmental Sciences (CLUES)

II. Technical Information

II.1 Executables:

Operating System(s): IBM PC

II.2 Source-code:

Programming Language(s):

II.3 Manuals:

II.4 Data:

III. Mathematical Information

III.1 Mathematics

III.2 Quantities

III.2.1 Input

III.2.2 Output

IV. References

V. Further information in the World-Wide-Web

VI. Additional remarks

Last review of this document by: T. Gabele: Dec 17 1997
Status of the document:
last modified by Tobias Gabele Wed Aug 21 21:44:39 CEST 2002

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