Senior Research Projects Supervised by Bill Pfitsch


Sarah Cook:

The growth and phosphorus-use efficiency of invasive Lythrum salicaria and native Typha latifolia and the implications for the competition mechanism ABSTRACT

Andrew Corey

Mammalian herbivory and compensatory growth in Aster novae-angliae ABSTRACT

Ian Hughes

Acid phosphatase activity of Zea mays and Zea mays var. rugosa in response to phosphorus stress.

Jennifer Lentek

The goldenrod gall fly, Eurosta solidaginis: a study of cold-hardening mechanisms and their cues

Molly Timmers

Grazing herbivore selectivity on three habitat-differentiated species of Aster, A. novae-angliae, A. prenanthoides, and A. divericatus, in relation to the resource availability theory


Mark Fields

Wound-induced responses in tomato (Lycopersicon esculentum).

Susan Frisch

Purple loosestrife: its invasion and subsequent efforts of control

Kristina Korn

Effects of high and low light on three Aster species: relative growth rate and its components

Hilary Oles

Wetland ecosystem structure and function: the impacts and mechanisms of invasion of Lythrum salicaria


Sara Begg

Determination of light acclimation capacity in three species of Aster using carotenoids and chlorophylls.

Maria Gara

Photosynthetic induction states in northeastern Aster species native to three different light environments

Todd Ritter

Response of three Aster species to Phycidoes tharos herbivory

Scott Stock

Influence of mycorrhizal fungi on the growth of three species of Aster

Andresse St. Rose

The effect of light availability on carbon-based secondary compounds of three species of Aster


Courtney Beach

The effects of acid precipitation on the growth of Red Spruce (Picea rubens) and Red Maple (Acer rubrum)

Naomi Brown

Allocation of biomass and patterns of herbivory in six Aster species

Emily Beth Merkin

Plant community structure and diversity in successional environments in reference to several species of Aster

Christine Neufeld

The photosynthetic response to light exhibited by three Aster species: A. divericatus, A. prenanthoides, and A. novae-angliae


Tarik Abdelazim

Stress tolerance in two Aster species, A. novae-angliae and A. novi-belgii: plant productivity is directly correlated to physiological readiness to stress

Laura Congdon*

The effects of acorns and their chemical constituents on foraging in the gray squirrel, Sciurus carolinensis

Christian DeSiena

Photosynthetic responses of Aster prenanthoides and A. divaricatus plants to varying amounts of sunlight

Susan Gallant

Patterns of herbivory in Aster species

Heidi VanScoy

Morphological plasticity in two species of pasture grasses, Phleum pratense L. (Timothy) and Phalaris arundinacea L. (Reed Canary Grass)


Jessica Allen**

An examination of the effects of trampling on a bog plant community

Adrienne Korkosz

A comparison of the responses of two different plant speices to varying nitrogen ion availabilities

Carlos Sagebien

The effects of nitrogen addition on plant productivity and allocation in early and late successional environments

Jeff Schraver

The effects of tilling and nitrogen addition on community structure in an old-field plant community


Mark Ungerer

The effect of leaf age and environment on nitrogen content and photosynthetic capacity in an old-field perennial


*Supervised writing of research paper only

**Co-supervised with Ernest Williams