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 Degree Discipline: [Biology]
Bacterial Survey of Representative Denton County Wells with Special Reference to Sanitation

Bacterial Survey of Representative Denton County Wells with Special Reference to Sanitation

Date: June 1937
Creator: Roberts, Sally Stevens
Description: This thesis aimed to study the seventy-two representative wells of Denton County and to determine the possibilities of infection with typhoid organism. The sanitary survey and the test for Colon-Aerogenes bacteria show that 55% of the 72 wells studied are unsanitary, 27% are sanitary, and 18% are doubtful.
Contributing Partner: UNT Libraries
A Study of the Phytoplankton Population of Lake Dallas

A Study of the Phytoplankton Population of Lake Dallas

Date: June 1938
Creator: Bagwell, Russell L.
Description: The limnological investigation of any body of water is undertaken in order to secure more accurate information concerning the factors which play an important role in fish production or sanitation. This study shows the qualitative and quantitative planktonic algae in Lake Dallas, for the year 1937-38.
Contributing Partner: UNT Libraries
A Correlation of the Habitat Factors with the Quantity of Bacterial Colonies as Observed by the Direct Microscopic Method on Twenty Soils of Denton County, Texas

A Correlation of the Habitat Factors with the Quantity of Bacterial Colonies as Observed by the Direct Microscopic Method on Twenty Soils of Denton County, Texas

Date: August 1937
Creator: Roach, Cornelia Ann
Description: The aim of this study is to determine what factors are most important in controlling the number of bacterial colonies found in twent represntative Denton County (Texas) soils during the growing season.
Contributing Partner: UNT Libraries
The Ecology of Chlorohydra Viridissima in a Small Perennial Pond

The Ecology of Chlorohydra Viridissima in a Small Perennial Pond

Date: August 1937
Creator: Graham, Elizabeth Coffee
Description: The purpose of this study is to determine the influence of chemical, physical, and bilogical factors on th seasonal variation in population and on reproduction of Chlorohydra Viridissima (Schulze) in a small pernnial pond.
Contributing Partner: UNT Libraries
A Yearly Study of the Bacterial Flora of Lake Dallas Water with Special Reference to Sanitation

A Yearly Study of the Bacterial Flora of Lake Dallas Water with Special Reference to Sanitation

Date: June 1937
Creator: Foster, Edwin Michael
Description: The purpose of this thesis is to determine the relative numbers of colon bacteria in the water of Lake Dallas.
Contributing Partner: UNT Libraries
Possible uses of North Texas Plants and Animals in Elementary Science

Possible uses of North Texas Plants and Animals in Elementary Science

Date: May 1937
Creator: Millican, Addie
Description: This thesis aimed to study plants and animals of North Texas which are adaptable for use in elementary science. In this study, 15 groups of plants and animals were selected as representative ones and among other benefits, each group of organisms was examined for its contributions to a limited understanding of bilogical principles.
Contributing Partner: UNT Libraries
Plant Dermatitis: Hypersensitivity to the Oleoresins of Fifty Common North Texas Plants.

Plant Dermatitis: Hypersensitivity to the Oleoresins of Fifty Common North Texas Plants.

Date: August 1939
Creator: Wells, Leora Joanna
Description: A study of hypersensitivity of high school students to the oleoresins of fifty common North Texas plants.
Contributing Partner: UNT Libraries
A Net Plankton Survey of a Small Perennial Pond

A Net Plankton Survey of a Small Perennial Pond

Date: August 1940
Creator: Legett, Jesse Harrison
Description: This thesis resulted from an examination of Lake Worth plankton in comparison to plankton found in similar bodies of water throughout the United States.
Contributing Partner: UNT Libraries
A Comparison of Exotic and Domestic Species in American Zoological Gardens and their Practical Educational Value

A Comparison of Exotic and Domestic Species in American Zoological Gardens and their Practical Educational Value

Date: August 1940
Creator: Elliott, Zola
Description: This thesis presents a comparison of zoos and zoological gardens in the United States, Europe, and Asia. After an examination of these entities, the appeal and educational value of particular species is determined.
Contributing Partner: UNT Libraries
An Analysis of the Seasonal Food Habits of Two Species of Texas Centrarchids

An Analysis of the Seasonal Food Habits of Two Species of Texas Centrarchids

Date: August 1940
Creator: Faggard, John M.
Description: This thesis explores the feeding habits of sunfish and bluegill in Texas lakes. Data gathered for this study is aimed to aid conservation of these pan fish by making a contribution toward a greater life history understanding of each species.
Contributing Partner: UNT Libraries
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