You limited your search to:

  Partner: UNT Libraries
 Degree Discipline: Biology
An Analysis and Evaluation of the Elementary Science Curricula in the State Universities and Leading Teachers Colleges in the United States

An Analysis and Evaluation of the Elementary Science Curricula in the State Universities and Leading Teachers Colleges in the United States

Date: 1940
Creator: Sanders, Agnes Ruth
Description: The purpose of this study is to determine the status of elementary science curricula in the different state universities and the leading teachers colleges in the United States.
Contributing Partner: UNT Libraries
A Bio-Chemical Comparative Study of the Plankton in Lake Dallas and Pecan Creek

A Bio-Chemical Comparative Study of the Plankton in Lake Dallas and Pecan Creek

Date: 1940
Creator: Brooks, Benjy Frances
Description: The purpose of this investigation is to compare the dissolved and suspended organic material in Lake Dallas to that coming into the lake through Pecan Creek.
Contributing Partner: UNT Libraries
Evaluation in Soil Moisture in Soil and Water Conservation Practices in Denton, Texas

Evaluation in Soil Moisture in Soil and Water Conservation Practices in Denton, Texas

Date: 1940
Creator: Rylander, Halley G.
Description: This investigation has attempted to show that soil and water conservation practices do increase the amount of soil moisture in five of Denton County, Texas soils: Denton clay, Durant clay, San Saba clay, Kirvin fine sandy loam, and Tabor fine sandy loam.
Contributing Partner: UNT Libraries
Plant Dermatitis: Hypersensitivity to the Oleoresins of Fifty Common Plants Indigenous to Hunt County, Texas

Plant Dermatitis: Hypersensitivity to the Oleoresins of Fifty Common Plants Indigenous to Hunt County, Texas

Date: 1940
Creator: Smith, Dean
Description: This investigation deals with the study of a possible hypersensitivity to the oleoresins of fifty common plants indigenous to Hunt County, Texas.
Contributing Partner: UNT Libraries
The Vegetation and Habitat Factors of Rockwall County, Texas

The Vegetation and Habitat Factors of Rockwall County, Texas

Date: 1940
Creator: Smith, W. Desby
Description: This paper consists of a study of the soils and vegetation found in Rockwall County, Texas. This county is located in the northeastern part of the state. Rockwall County lies in the northeastern part of the Black Waxy Belt of the Coastal Plains province.
Contributing Partner: UNT Libraries
A Comparative Study of Four Genealogies to Determine Predisposition to Cancer

A Comparative Study of Four Genealogies to Determine Predisposition to Cancer

Date: 1941
Creator: Andrew, Vivian Wilson
Description: This study was made in an effort first, to determine the mode of transmission of the inheritance of a predisposition to cancer as revealed through the analyses of four separate human genealogies, and second, to make a comparative study of the genealogies to determine whether the mode of transmission is the same.
Contributing Partner: UNT Libraries
Food Habit Analysis of the Two Species of Texas Crappie

Food Habit Analysis of the Two Species of Texas Crappie

Date: 1941
Creator: Mitchell Glenn C.
Description: This study is based upon information taken from stomach analysis of 302 black crappie and 561 white crappie; the following data will be presented: 1. Food of adults and fingerlings; 2. Diet variation in relation to food availability; 3. Seasonal variation of feeding habits; 4. Diet variation in relation to size of crappie. Collections were made from ten lakes located in North, East, Central, and South Texas.
Contributing Partner: UNT Libraries
The Phototropic Properties of Lactuca Ludoviciana (Nutt.) DC. and Silphium Laciniatum L.

The Phototropic Properties of Lactuca Ludoviciana (Nutt.) DC. and Silphium Laciniatum L.

Date: 1941
Creator: Neal, George C.
Description: This paper deals with certain phases of phototropic properties of two exceptional plants, the pertinent behavior of each being decidedly individualistic and in remarkable contrast to that of herbaceous plants in general. The prickly lettuce, Lactuca ludoviciana (Nutt.) DC. and the rosinweed, Silphium laciniatum L., two common Denton County, Texas, plants, have been selected for this study.
Contributing Partner: UNT Libraries
Seasonal Variations in Microflora of Four Denton County, Texas, Clay Soils

Seasonal Variations in Microflora of Four Denton County, Texas, Clay Soils

Date: 1941
Creator: Manire, Philip
Description: This investigation has for its aim the confirmation of the correlation between soil moisture and the microflora of soils, and a lesser relation between the soil temperature and the microflora. The soils used in this study are typical clay soils of Denton County, Texas. The samples were taken from virgin pasture lands and analyses made monthly or semimonthly. The wide seasonal variation of temperature and rainfall afford a good opportunity for this study.
Contributing Partner: UNT Libraries
Seasonal Variations in the Microflora of Four Denton County, Texas, Sandy Soils

Seasonal Variations in the Microflora of Four Denton County, Texas, Sandy Soils

Date: 1941
Creator: Emerson, Robert L.
Description: This investigation has been made to see whether there is a correlation between microorganisms present and the water content and temperature of four Denton County, Texas, sandy soils.
Contributing Partner: UNT Libraries
FIRST PREV 1 2 3 4 5 NEXT LAST