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

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.
Date: 1941
Creator: Manire, Philip
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

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

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.
Date: 1941
Creator: Neal, George C.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Percolation, Capillarity and Chresard of Representative Denton County Soils

Description: This paper deals with a study of the chresard, percolation, and capillarity of twenty representative Denton County soils. The group of soils chosen vary greatly in texture thus affording excellent material for comparative studies of edaphic factors based upon this property.
Date: August 1938
Creator: Quimby, Don Clarence
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

A Study of the Principals in Texas Secondary Schools Having an Enrollment of two Hundred Fifty or More

Description: The purpose of this study is to determine the present status of the principals in Texas secondary school having an enrollment of 250 or more. The data were gathered from 147 principals in Texas high schools having an enrollment of 250 or more and the study made recommendations that are needed as found by comparison with the standards set up by eminent authorities.
Date: August 1936
Creator: McCallum, William J.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
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