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  Partner: UNT Libraries
 Degree Discipline: [Biology]
 Degree Level: Master's
 Collection: UNT Theses and Dissertations
The Vegetation and Habitat Factors of Red River County, Texas

The Vegetation and Habitat Factors of Red River County, Texas

Date: August 1938
Creator: Adams, Exa T.
Description: The aim of this study has been to measure some of the ecological factors in a series of plant habitats and their relation to the existing vegetation in selected twenty soil types of Red River County, Texas.
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 Humus with Water Content and Crop Rotation in San Saba and Denton Clays, Denton County, Texas

A Correlation of Humus with Water Content and Crop Rotation in San Saba and Denton Clays, Denton County, Texas

Date: August 1939
Creator: Culwell, John Walton
Description: A study of the humus content and the water content of San Saba clay and Denton clay. Studies show that the physical properties of soil are conducive to moisture retention and the availability of moisture to plants.
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
A Study of Plankton Dilution in Source Streams Compared with that of Lake Dallas Proper

A Study of Plankton Dilution in Source Streams Compared with that of Lake Dallas Proper

Date: August 1936
Creator: Evans, Archibald A.
Description: This study was a comparative study of Plankton of Lake Dallas and the three main source streams. Based on the analysis of data, which was presented relative to the organisms taken from the lake and from the source streams, the results obtained are discussed, the Plankton seem to be largely autogenetic in Lake Dallas, the source streams Elm Fork and Clear Creek form a dilution process.
Contributing Partner: UNT Libraries
The Origin of Ova in the Adult Opossum

The Origin of Ova in the Adult Opossum

Date: August 1938
Creator: Everett, Newton Bennie
Description: This study attempted to determine whether ova are formed from the epithelial covering of the ovary during sexual maturity, and if so to determine how they are formed and to see if there is any relation between the formation and the breeding season.
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
Variations in Soil Fungi of Ten Representative Soils of Denton, County, Texas

Variations in Soil Fungi of Ten Representative Soils of Denton, County, Texas

Date: August 1938
Creator: Floyd, Mary Louise
Description: This study attempted to examine representative soils of Denton County in an effort to determine seasonal and soil type variations in the fungous flora both quantitatively and qualitatively.
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
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
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