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Articles 29251 - 29280 of 30392
Full-Text Articles in Entire DC Network
Mima Mounds: A Reply, Victor B. Scheffer
Mima Mounds: A Reply, Victor B. Scheffer
United States Fish and Wildlife Service: Publications
Major Grant believes that gophers behave in one way, and we believe that they behave in another-or we admit that we do not know exactly how they behave. I have plainly stated (1947, PP. 293, 294) that our evidence is indirect; that we have not seen gophers building a giant mound; that we do not know whether mound building is a contemporary or a historic process; and that we do not know whether the stimulus for mound building is a hardpan or a high water table or both.
Our main contentions are that mounds of the Mima type occur only …
Engineers Bulletin Ft 53: Operations And Maintenance Of Farm Tractors, Tractor Museum
Engineers Bulletin Ft 53: Operations And Maintenance Of Farm Tractors, Tractor Museum
Tractor Maintenance, Repair, and Restoration
No abstract provided.
Test 391 Oliver Standard 88, Nebraska Tractor Test Lab
Test 391 Oliver Standard 88, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 404 Oliver Row-Crop 77 Hc, Nebraska Tractor Test Lab
Test 404 Oliver Row-Crop 77 Hc, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 405 Oliver Standard 77, Nebraska Tractor Test Lab
Test 405 Oliver Standard 77, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 392: Ferguson Model Te-20, Nebraska Tractor Test Lab
Test 392: Ferguson Model Te-20, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 393: Ford Model 8-N, Nebraska Tractor Test Lab
Test 393: Ford Model 8-N, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary. All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University. Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 398: Allis-Chalmers Model G, Nebraska Tractor Test Lab
Test 398: Allis-Chalmers Model G, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 394: Massey-Harris Model 55, Nebraska Tractor Test Lab
Test 394: Massey-Harris Model 55, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 395: Mccormick-Deering Farmall Model C, Nebraska Tractor Test Lab
Test 395: Mccormick-Deering Farmall Model C, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 402: Centaur Model Kv-48, Nebraska Tractor Test Lab
Test 402: Centaur Model Kv-48, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 400: Intercontinental Model C-26, Nebraska Tractor Test Lab
Test 400: Intercontinental Model C-26, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 403: Massey-Harris Model 22 Rt, Nebraska Tractor Test Lab
Test 403: Massey-Harris Model 22 Rt, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 424: Silver King 3 Wheel Row Crop, Nebraska Tractor Test Lab
Test 424: Silver King 3 Wheel Row Crop, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 399: Allis-Chalmers "Wd", Nebraska Tractor Test Lab
Test 399: Allis-Chalmers "Wd", Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 396: Allis-Chalmers Model Hd5b, Nebraska Tractor Test Lab
Test 396: Allis-Chalmers Model Hd5b, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 397: Allis-Chalmers Model Hd-19, Nebraska Tractor Test Lab
Test 397: Allis-Chalmers Model Hd-19, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary. All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University. Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Test 401: Masey-Harris Pony, Nebraska Tractor Test Lab
Test 401: Masey-Harris Pony, Nebraska Tractor Test Lab
Nebraska Tractor Tests
All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.
All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.
Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …
Ec175 Soil Fertility Practices, R. A. Olson
Ec175 Soil Fertility Practices, R. A. Olson
University of Nebraska-Lincoln Extension: Historical Materials
Extension circular 175 focuses on Soil Fertility Practices. Information noted includes: Plant Nutrients, Legumes as a Nitrogen Source, Increasing Fertility with Manure, Use of Commercial Fertilizers, Selecting the right Fertilizer, Fertilizer Characteristics, and Effects of Fertilizer on Alkali Soils.
A Preliminary Study Of A Physical Basis Of Bird Navigation, Henry L. Yeagley
A Preliminary Study Of A Physical Basis Of Bird Navigation, Henry L. Yeagley
Papers in Ornithology
The bird navigation theory as presented implies an organ or organs in the bird's physiology which are sensitive to the effect of its motion through the vertical component of the earth's magnetic field and to the effort exerted to overcome the coriolis force, due to the earth's rotation. Both these influences involve a set of lines which together form a navigational gridwork. By correlating its instantaneous land speed with the two above effects, a bird can fly to its home which is a unique point in this gridwork, or to related companion points existing in the gridwork at positions other …
Ec126 Rev 1947 Methods Of Lawn Improvement
Ec126 Rev 1947 Methods Of Lawn Improvement
University of Nebraska-Lincoln Extension: Historical Materials
Extension circular 126 revised discusses the methods of lawn improvement. Topics include seeding, watering, mowing, clippings, fertilizers, weed control, diseases and grubs.
The Post-Kansan Geologic History Of The Lower Platte Valley Area, Gilbert Carl Lueninghoener
The Post-Kansan Geologic History Of The Lower Platte Valley Area, Gilbert Carl Lueninghoener
University Studies (University of Nebraska) (1888–1984)
This investigation is essentially a geomorphological study of the lower Platte River Valley area in eastern Nebraska. The area comprises Saunders, Dodge, Washington, Douglas, Sarpy, and Cass counties. The area defined above is one of the most critically located of any for the study of the post-Kansan history of the lower Platte River Valley. It lies between the older till (Nebraskan and Kansan) borders to the west and the younger till (Illinoian, Iowan, and Wisconsin) borders to the east. Physiographic changes have therefore transpired in a strictly post-Kansan periglacial region. The Kansan till is the youngest in the area. The …
The Digenetic Trematodes Of Marine Fishes Of Tortugas, Florida, Harold W. Manter
The Digenetic Trematodes Of Marine Fishes Of Tortugas, Florida, Harold W. Manter
Harold W. Manter Laboratory of Parasitology: Library Materials
189 species of digenetic trematodes are reported from teleost fishes of the region of Tortugas, Florida. Among these are recognized: 44 new species, 9 new genera, 44 new combinations, 14 new synonyms, and 51 new host records. Several genera and species are considered synonyms of those previously named.
Of 237 species (approximately 2,039 specimens) of teleost fishes examined, 182 species or 76.8% were parasitized by adult, digenetic trematodes. Most of the host species harbored from one to three species of trematodes; 79 (or 43.4% of the 182) had a single species of trematode. Two fishes, however, were each susceptible to …
A Method Of Measuring Vigor Of Range Grasses, J. E. Weaver
A Method Of Measuring Vigor Of Range Grasses, J. E. Weaver
Department of Agronomy and Horticulture: Faculty Publications
After several years of intensive study of midwestern prairies, their degeneration under grazing was given careful consideration (Weaver and Fitzpatrick, '32, '34; Weaver and Hansen, '41). It was ascertained that the intelligent use or careless abuse of these grasslands had resulted in pastures and ranges which could logically be grouped into four classes. These were excellent, good, medium, and poor. The first consisted almost entirely of climax grasses and an abundance of nutritious forbs which, as is almost universally found, were of the highest grazing value (Bews, '29: 298). In good pastures many of these persisted, but there was a …
The Girl's Room : Extension Circular 11-11-2, Dorothea F. Holstein
The Girl's Room : Extension Circular 11-11-2, Dorothea F. Holstein
Nebraska 4-H Clubs: Historical Materials and Publications
One thing every 4-H girl desires is an attractive home. This project is planned to help you make your room more attractive and more comfortable at little cost. It is hoped that you will talk over with your mother any plans for changes you wish to make. She may have materials on hand that are suitable for some of the articles you will make in the project. It is good management to use these materials if they are not needed for another purpose.
The Vitamin A And Carotene Content Of Nebraska Butter, I. L. Hathaway, H. P. Davis
The Vitamin A And Carotene Content Of Nebraska Butter, I. L. Hathaway, H. P. Davis
Nebraska Agricultural Experiment Station: Historical Research Bulletins
The vitamin-A, carotene, fat and moisture concentrations of Nebraska creamery butter were determined at monthly intervals for 25 months. Samples were obtained from 14 creameries located throughout the state. Their vitamin-A and carotene determinations were made with the aid of a spectrophotometer, and their fat and moisture analyses were determined by the A.O.A.C. methods. From a comparison of these data with the results of investigations in other states it was concluded that Nebraska butter was at least equal in vitamin-A value to average United States butter.
Learning To Sew : Extension Circular 4-01-2, Allegra E. Wilkens
Learning To Sew : Extension Circular 4-01-2, Allegra E. Wilkens
Nebraska 4-H Clubs: Historical Materials and Publications
Revised--Discusses all aspects of learning to sew; from proper sitting position to making a simple project.
Ec2005 Recreation For Rural Youth
Ec2005 Recreation For Rural Youth
University of Nebraska-Lincoln Extension: Historical Materials
E.C. 2005. This circular is about rural recreation for youth. This book includes music sheets, and game ideas.
60th Annual Report Of The Agricultural Experiment Station May 1947, W.W. Burr
60th Annual Report Of The Agricultural Experiment Station May 1947, W.W. Burr
Agricultural Research Division: News and Annual Reports
Contents
Soils Research..................... 5-13
Field Crops Research..................... 14-33
Horticultural Crops..................... 34-40
Plant Diseases ..................... 41-45
Chemical Studies with Plant Materials ..................... 46-49
Insect Control Experiments ..................... 50-56
Feeding Hogs, Cattle and Sheep ..................... 57-64
Dairy Production and Manufacture..................... 65-67
Poultry Nutrition and Management..................... 68-70
Animal Diseases ..................... 71-72
Agricultural Engineering ..................... 73-75
Studies in Rural Economics ..................... 76-78
Home Economics ..................... 79-81
The Substations ..................... 82-96
Experiment Station Publications..................... 97-98
Experiment Station Administration and Staff..................... 99-101
Experiment Station Financial Report ..................... 102-103
Research Bulletin 149, Vitamin A And Carotene Content Of Nebraska Butter, 1947
Research Bulletin 149, Vitamin A And Carotene Content Of Nebraska Butter, 1947
University of Nebraska Historical Extension: Bulletin
Research Bulletin 149, Vitamin A and Carotene Content of Nebraska Butter, 1947