7 Matching Results

Results open in a new window/tab.

Verein-Staaten von Nord-America : mit Ausnahme Florida's und der westlichen territorien.

Map shows states, cities and towns, canals, railroads, major roads, and areas of Native American habitation in the eastern half of the United States and upper Florida to the western territories. Includes legend and notes. Inset: "Südl. Haupt-Theil von Texas." Relief shown by hachures. Scale [ca. 1:6,350,000].
Date: 1865
Creator: Stülpnagel, F. von
Object Type: Map
System: The Portal to Texas History
Soil Defense in the Northeast (open access)

Soil Defense in the Northeast

This bulletin discusses methods of soil conservation in the northeastern United States that can prevent erosion. Soil conservation practices vary with the type of agriculture being used. In addition to general farming, conservation for dairying, orcharding, market gardening, and single-crop farming are discussed.
Date: 1938
Creator: Rule, Glenn K. (Glenn Kenton), 1893-
Object Type: Pamphlet
System: The UNT Digital Library
Eradication of Ferns from Pasture Lands in the Eastern United States (open access)

Eradication of Ferns from Pasture Lands in the Eastern United States

"There are nearly 7,500 recognized species of ferns in the world, of which number over 200 are known to be native to the United States. A few species have become weed pests in this country, and it is to a discussion of the control of these weedy ferns that this bulletin is devoted. The parts of the United States in which ferns are bad weeds are, principally, (1) the hill country of the Northeastern States and the higher portions of the Appalachian Mountain region as far south as Georgia, and (2) the Pacific coast country west of the Cascade Mountains.... This publication deals only with fern eradication in the Eastern States." -- p. 1-2
Date: 1915
Creator: Cox, H. R. (Herbert Randolph)
Object Type: Pamphlet
System: The UNT Digital Library
The Roundheaded Apple-Tree Borer (open access)

The Roundheaded Apple-Tree Borer

This report discusses the roundheaded apple-tree borer, an insect in the eastern and midwestern United States that, in its larval stage, destroys the bark and wood of apple trees. Several methods of control are discussed, including worming, paints and washes, and sprays.Apple-tree borers.
Date: 1915
Creator: Brooks, Fred E.
Object Type: Pamphlet
System: The UNT Digital Library

United States of North America: Eastern & Central [Sheet 1]

Map shows proposed Pacific Railway routes and existing transportation routes across the mid-nineteenth century northeast United States. Relief shown by hachures. Scale [ca. 1:3,294,720].
Date: 1863
Creator: Ettling, Theodor, b. 1823
Object Type: Map
System: The Portal to Texas History
Regional Highlights from Global Climate Change Impacts in the United States (open access)

Regional Highlights from Global Climate Change Impacts in the United States

This fact sheet describes climate change scenarios in Great Plains region of the United States.
Date: 2009
Creator: U.S. Global Change Research Program
Object Type: Text
System: The UNT Digital Library
The Feldspars of the New England and North Appalachian States (open access)

The Feldspars of the New England and North Appalachian States

From Introduction: "The investigations presented in this bulletin have been undertaken by the bureau with a view to a better understanding of the conditions which confront the producer of commercial feldspar and also with the object of determining wherein the various deposits of feldspar differ."
Date: 1916
Creator: Watts, A. S.
Object Type: Report
System: The UNT Digital Library