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  Partner: UNT Libraries
 Department: Department of Biology
 Country: United States
A Grassland Evaluation of Eastland County, Texas

A Grassland Evaluation of Eastland County, Texas

Date: 1951
Creator: Durham, Norman Nevill
Description: This investigation has had for its purpose the determination of first, all members of the Gramineae (Grass) family found in the county; second, the incidence of each species with the various types of soil; third, the grazing value of each species; fourth, the life span of the parent plants; fifth, the present grassland status; and sixth, the potentialities of developing desirable grassland.
Contributing Partner: UNT Libraries
A Grassland Evaluation of the W. A. McKamy Ranch, Denton and Wise Counties, Texas

A Grassland Evaluation of the W. A. McKamy Ranch, Denton and Wise Counties, Texas

Date: 1950
Creator: Meacham, William Ross
Description: This problem consists of classifying the four major pastures of the McKamy ranch into McConnell's four categories, by means of examinations based on these qualities and characteristics.
Contributing Partner: UNT Libraries
In Vitro Determination of the Cellulose-Decomposing Rates of Twelve Denton County, Texas Soils

In Vitro Determination of the Cellulose-Decomposing Rates of Twelve Denton County, Texas Soils

Date: 1950
Creator: Heather, Carl D.
Description: In this study twelve types of top soil were collected under aseptic conditions. The cellulose-decomposing rates of these were compared in order to determine the relative rates in the cellulose-decomposing potential of the microorganisms involved. Furthermore, this investigation is designed to acquire pertinent information on the rate at which natural cellulose materials are returned to available plant food.
Contributing Partner: UNT Libraries
The Incidence of Colon Bacteria on the Hands of North Texas State Teachers College Students

The Incidence of Colon Bacteria on the Hands of North Texas State Teachers College Students

Date: 1946
Creator: Hooper, Eugene
Description: This investigation has for its aim the determination, in a measure, of the degree of personal sanitation existent among students at North Texas State Teachers College, Denton, Texas.
Contributing Partner: UNT Libraries
The Incidence of Escherichia Coli and other Coliform Organisms on Seventy-One Samples of Fresh Fruits and Vegetables Purchased from Eight Grocery Stores in Denton, Texas

The Incidence of Escherichia Coli and other Coliform Organisms on Seventy-One Samples of Fresh Fruits and Vegetables Purchased from Eight Grocery Stores in Denton, Texas

Date: 1945
Creator: Scoggin, Frances Grammar
Description: This investigation has for its aim the explanation of the incidence of colon bacteria on a number of food samples purchased in grocery stores of Denton, Texas, by an analysis of correlative sanitary factors.
Contributing Partner: UNT Libraries
An Investigation of Microbial Antagonism in Ten Denton County, Texas Soils

An Investigation of Microbial Antagonism in Ten Denton County, Texas Soils

Date: 1951
Creator: Dickey, Charles E.
Description: This thesis is concerned primarily with the growth and detection of soil microorganisms in ten Denton County, Texas, soils antagonistic to a specific gram-positive and a specific gram-negative bacterial organism.
Contributing Partner: UNT Libraries
An Investigation of Selected Factors Related to the Professional Status of the Science Teachers in the Four-Year Accredited High Schools of Texas for the School Year 1952-1953

An Investigation of Selected Factors Related to the Professional Status of the Science Teachers in the Four-Year Accredited High Schools of Texas for the School Year 1952-1953

Date: August 1953
Creator: Whitehead, Oren W.
Description: The purpose of this study is to gather information related to the professional status of the science teachers in the four-year accredited high schools of Texas for the school year 1952-1953. The principal concern of the study is "Who is teaching science?"
Contributing Partner: UNT Libraries
The Isolation and Identification of Micro-Organisms from Spoons of Public Eating Establishments in Denton, Texas

The Isolation and Identification of Micro-Organisms from Spoons of Public Eating Establishments in Denton, Texas

Date: 1949
Creator: Rugeley, Sarah Rose
Description: This investigation deals with the isolation and identification of bacteria found on selected samples of spoons in various eating establishments in the vicinity of Denton, Texas.
Contributing Partner: UNT Libraries
Landscape Ecological Characteristics of Habitat of the Red-cockaded Woodpecker

Landscape Ecological Characteristics of Habitat of the Red-cockaded Woodpecker

Date: December 1993
Creator: Thomlinson, John Richard
Description: Geographic information systems (GIS) technology was used to analyze factors influencing habitat use by an endangered species, the red-cockaded woodpecker. The study area was the western part of the Raven Ranger District of the Sam Houston National Forest, Texas. The factors considered included both structural characteristics and spatial relationships among stands of trees in the habitat.
Contributing Partner: UNT Libraries
Life History and Case-building Behavior of Molanna Tryphena Betten (Trichoptera: Molannidae) in Two East Texas Spring-fed Streams

Life History and Case-building Behavior of Molanna Tryphena Betten (Trichoptera: Molannidae) in Two East Texas Spring-fed Streams

Date: December 1998
Creator: Gupta, Tammi Spackman
Description: The life history and case-building behavior of Molanna tryphena from two spring-fed tributaries in East Texas were studied from January 1997 to May 1998.
Contributing Partner: UNT Libraries