D. Marshall Porterfield

aka Marshall

Prof Ag And Bio Engr/hort And Landscape Ar

No data

RateMyProfessor

3.8

Average GPA
(all sections)18 sections

Department: Agricultural And Biological Engineering

Email: porterf@purdue.edu

Office: 319 ABE

GPA by course

ABE 696

No grades available

Other terms

4.0

4.0

3.8

3.4

Schedule for

Spring 2026

last updated 2/24/2026

D. Marshall Porte...

001

3:30 pm

Lec

Courses taught

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