Adamowicz, Aleksander. (1991). Temporal changes in the nutrition of Norway spruce [Picea abies (L.) Karst.] plantations and response to fertilization. Master's thesis.

Walton, Richard Chambers. (1923). Time and conditions when frog-eye infection takes place. Master's thesis.

Granillo, Carlos Rene. (1973). Tobacco and tomato ringspot viruses and their relationships with Tetranychus urticae Koch. Master's thesis.

Kuang, Mei (2002). Transgenic analysis of La France isometric virus associated with La France disease of the cultivated mushroom, Agaricus bisporus. Master's thesis.

Meyer, Federico Carlos. (1972). Translocation of tobacco mosaic virus in large tomato plants and the effect of growth regulators on virus disease symptomatology. Doctoral thesis.

Long, Robert. (1987). Tree-ring analysis of second-growth forests in Pennsylvania : evaluation of dendroclimatic potential and atmospheric pollution effects on tree growth. Doctoral thesis.

Chen, Xi. (1998). Trichoderma green mold disease on Agaricus bisporus: evidence for the introduction of a new genotype of the pathogen. Doctoral thesis.