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Articles 51841 - 51870 of 51903
Full-Text Articles in Physical Sciences and Mathematics
Censusing Pheasants By Detonations, H. Elliot Mcclure
Censusing Pheasants By Detonations, H. Elliot Mcclure
Nebraska Game and Parks Commission: Staff Research Publications
A study of the ecology and management of the ring-necked pheasant (Phasianus c. torquatus) was begun in Nebraska in the spring of 1941. Prime among the objectives of the survey was to devise some method by which the populations could be estimated or counted. In conjunction with roadside counts as practiced in Minnesota, Iowa, Ohio, Pennsylvania and other states, attempts were made to derive a closer estimate than by that method. Every game technician working with roadside counts of pheasants realizes the difficulties involved. Having had success in estimating the numbers of mourning doves by counting their calls …
Volume Tables For Connecticut Hardwoods, Walter H. Meyer, Raymond Kienholz
Volume Tables For Connecticut Hardwoods, Walter H. Meyer, Raymond Kienholz
Yale School of the Environment Bulletin Series
No abstract provided.
Establishment, Development, And Management Of Conifer Plantations In The Eli Whitney Forest, New Haven, Connecticut, Ralph C. Hawley, Harold J. Lutz
Establishment, Development, And Management Of Conifer Plantations In The Eli Whitney Forest, New Haven, Connecticut, Ralph C. Hawley, Harold J. Lutz
Yale School of the Environment Bulletin Series
No abstract provided.
White Pine Blister Rust In Western North America, J. L. Mielke
White Pine Blister Rust In Western North America, J. L. Mielke
Yale School of the Environment Bulletin Series
No abstract provided.
Pheasant Weights And Time Of Season In Relation To Meat Production In Nebraska, Levi L. Mohler
Pheasant Weights And Time Of Season In Relation To Meat Production In Nebraska, Levi L. Mohler
Nebraska Game and Parks Commission: Staff Research Publications
During the 1942 pheasant hunting season in Nebraska 479 bagged cock pheasants were weighed in western and southwestern counties. Analysis of the weights revealed that the time of the open season apparently has a material effect upon the tonnage of meat harvested for human consumption.
Range Sheep Industry In Kittitas County, Washington, Reginald M. Shaw
Range Sheep Industry In Kittitas County, Washington, Reginald M. Shaw
Geography Faculty Scholarship
This article summarizes the sheep industry in Kittitas County, Washington State as a microcosm of the entire Pacific Northwest sheep industry.
Yield Of Even-Aged Stands Of Loblolly Pine In Northern Louisiana, Walter H. Meyer
Yield Of Even-Aged Stands Of Loblolly Pine In Northern Louisiana, Walter H. Meyer
Yale School of the Environment Bulletin Series
No abstract provided.
Decay Of Western Hemlock In Western Oregon And Washington, G. H. Englerth
Decay Of Western Hemlock In Western Oregon And Washington, G. H. Englerth
Yale School of the Environment Bulletin Series
No abstract provided.
Growing Of White Pine On The Yale Forest Near Keene, New Hampshire, Ralph C. Hawley, Robert T. Clapp
Growing Of White Pine On The Yale Forest Near Keene, New Hampshire, Ralph C. Hawley, Robert T. Clapp
Yale School of the Environment Bulletin Series
No abstract provided.
Management Of Loblolly Pine In The Pine-Hardwood Region In Arkansas And In Louisiana West Of The Mississippi River, Herman H. Chapman
Management Of Loblolly Pine In The Pine-Hardwood Region In Arkansas And In Louisiana West Of The Mississippi River, Herman H. Chapman
Yale School of the Environment Bulletin Series
No abstract provided.
The Feeding Habits Of Gambusia Affinis Affinis, With Special Reference To The Malaria Mosquito, Anopheles Quadrimaculatus, A.D. Hess, Clarence M. Tarzwell
The Feeding Habits Of Gambusia Affinis Affinis, With Special Reference To The Malaria Mosquito, Anopheles Quadrimaculatus, A.D. Hess, Clarence M. Tarzwell
United States Environmental Protection Agency: Publications
The viviparous top minnow, Gambusia affinis affinis (Baird and Girard), has for many years been considered an important predator of the immature stages of mosquitoes. Various field workers have reported on the value of this species in controlling both anopheline and culicine mosquitoes, but few detailed studies have been made. Probably the most detailed of these has been that of Hildebrand (1925). His investigations were made during the summers of 1921-24 in the vicinity of Augusta, Ga., with the subspecies G. affinis holbrooki. Employing the common dipper method, he compared the densities of anopheline and culicine larvae and pupae in …
An Analysis Of Fishing In The Tva Impoundments During 1939, R. William Eschmeyer, Clarence M. Tarzwell
An Analysis Of Fishing In The Tva Impoundments During 1939, R. William Eschmeyer, Clarence M. Tarzwell
United States Environmental Protection Agency: Publications
An inventory of fishing on Norris, a storage reservoir, was begun in 1938. The following year it was extended to Wheeler, a run-of-the-river reservoir, and to the tailwater area below Wilson Dam. This inventory, therefore, covered each of the three general types of fish habitats created by the TVA dams. This discussion is a summary of the 1939 fishing data, together with recommendations for fish management based on the creel census information. The data collected totaled 34,270 usable fishing records, representing a catch of 98,495 fishes.
Penetration Of The Walls Of Wood Cells By The Hyphae Of Wood-Destroying Fungi, Phimister Proctor Jr.
Penetration Of The Walls Of Wood Cells By The Hyphae Of Wood-Destroying Fungi, Phimister Proctor Jr.
Yale School of the Environment Bulletin Series
No abstract provided.
Automatic Still From Stock Glassware, L. B. Roberts
Automatic Still From Stock Glassware, L. B. Roberts
Journal of the Arkansas Academy of Science
No abstract provided.
The Working Environment And The Health Of Workers In Bituminous Coal Mines, Non-Ferrous Metal Mines, And Nonferrous Metal Smelters In Utah, The Division Of Industrial Hygiene; National Institute Of Health; U.S. Public Health Service, The Utah State Board Of Health
The Working Environment And The Health Of Workers In Bituminous Coal Mines, Non-Ferrous Metal Mines, And Nonferrous Metal Smelters In Utah, The Division Of Industrial Hygiene; National Institute Of Health; U.S. Public Health Service, The Utah State Board Of Health
Elusive Documents
No abstract provided.
Asterolecanium Variolosum Ratzeburg, A Gall-Forming Coccid, And Its Effect Upon The Host Trees, Thaddeus Parr
Asterolecanium Variolosum Ratzeburg, A Gall-Forming Coccid, And Its Effect Upon The Host Trees, Thaddeus Parr
Yale School of the Environment Bulletin Series
No abstract provided.
Disturbance Of Forest Soil Resulting From The Uprooting Of Trees, Harold J. Lutz
Disturbance Of Forest Soil Resulting From The Uprooting Of Trees, Harold J. Lutz
Yale School of the Environment Bulletin Series
No abstract provided.
The Comparative Ability Of The Bob-White And The Ring-Necked Pheasant To Withstand Cold And Hunger, Paul L. Errington
The Comparative Ability Of The Bob-White And The Ring-Necked Pheasant To Withstand Cold And Hunger, Paul L. Errington
Other Publications in Wildlife Management
The native Bob-white (Colinus virginianus) and the introduced Ring-necked Pheasant (Phasianus colchicus torquatus) may both, on occasion, suffer severe winter mortality over much of their common range in north-central United States. Their habitats often overlap, although the Pheasant has a greater cruising radius and an ability to live in a more open type of country than the Bob-white. In given localities they also live upon much the same kinds of winter foods.
The scope of this paper is not intended to cover the ecological adjustments of Pheasants or of Bob-whites to their winter environment so much …
Ua37/23 Whas Broadcast No. 75, Whas, Western Kentucky University, Earl Moore
Ua37/23 Whas Broadcast No. 75, Whas, Western Kentucky University, Earl Moore
WKU Administration Documents
Script for weekly WKU broadcast on WHAS radio. This show included Earl Moore, Ellen Jeffries, Judson Griffin, Mary Marks and Merle Lamon discussing conservation of natural resources.
Adjustment Of Irrigation Charges, Uintah Indian Project, Utah, United States Department Of Interior
Adjustment Of Irrigation Charges, Uintah Indian Project, Utah, United States Department Of Interior
Elusive Documents
No abstract provided.
The Goldfields Water Supply : The True Story Of Its Origin, Unknown
The Goldfields Water Supply : The True Story Of Its Origin, Unknown
Archival Publications
No abstract provided.
Freestone County, Texas [Water Quality Survey Of Wells And Springs With Test Hole Data, 1936], Samuel F. Turner
Freestone County, Texas [Water Quality Survey Of Wells And Springs With Test Hole Data, 1936], Samuel F. Turner
United States Geological Survey: Water Reports and Publications
Introduction
The purpose of this survey was to obtain information concerning existing wells and springs and the quantity and quality of water they yield, and to put down test holes where additional information was needed.
This project was part of a statewide Works Progress Administration project known as a "Statewide Inventory of Water Wells," sponsored by the [Texas] State Board of Water Engineers. The Division of Ground Water of the United States Geological Survey cooperated in the technical direction of the project and the Bureau of Industrial Chemistry of the University of Texas furnished laboratory space and equipment and supervised …
Recent Advances In Biological Methods Of Sewage Treatment, H. O. Halvorson, George Savage, Edgar Piret
Recent Advances In Biological Methods Of Sewage Treatment, H. O. Halvorson, George Savage, Edgar Piret
Journal of the Minnesota Academy of Science
No abstract provided.
The Influence Of Soil Profile Horizons On Root Distribution Of White Pine (Pinus Strobus), Harold J. Lutz, Joseph B. Ely Jr., Silas Little Jr.
The Influence Of Soil Profile Horizons On Root Distribution Of White Pine (Pinus Strobus), Harold J. Lutz, Joseph B. Ely Jr., Silas Little Jr.
Yale School of the Environment Bulletin Series
No abstract provided.
The Reptiles Of Cherokee County, Kansas, Myron Alec Hurd
The Reptiles Of Cherokee County, Kansas, Myron Alec Hurd
Electronic Theses & Dissertations
Cherokee County has an area of 585 square miles. The greater part is covered with hydrophytes and mesophytes, but there are some Xerophytic areas. A large part of its area is covered with typical prairie grassland. Thickets of plum, sumac, persimmon, hawthorne, blackberry, and buck brush occur in pastures and wastelands. Along the streams may be found the elm-ask-oak assocations and other plants. Along the embankments may be found blackberry, sumac, and wild rose. Surrounding the ponds and marsh areas are rushes, reeds, button willows, and willows.
The mean annual temperature is 56 degrees fahrenheit. The three summer months average …
Bird Studies Of The Bear River Marshes, Ernest W. Parkinson
Bird Studies Of The Bear River Marshes, Ernest W. Parkinson
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
The establishment of the Bear River Bay Bird Refuge has created for the state of Utah an immense and valuable biological field, a veritable paradise for naturalist and sportsman alike. The naturalist wants a place to study wild life and the sportsman desires game. With the proper control of open seasons on wild fowl the hunting instinct and incentive for the sport should be satisfied for the sportsman. To the naturalist this region will open up bountiful treasures of knowledge that is to be gained only by intense and prolonged scientific study.
First Annual Report On The Geology Of The State Of Maine, Lucius H. Merrill, Edward H. Perkins
First Annual Report On The Geology Of The State Of Maine, Lucius H. Merrill, Edward H. Perkins
Maine Collection
First Annual Report on the Geology of the State of Maine by Lucius H. Merrill, State Geologist and Edward H. Perkins, Assistant Geologist, Augusta, 1930.
Articles: Maine Granites / Report on Feldspar Quarries Visited Aug. 21-24, 1929 / Coal / Petroleum and Natural Gas in Maine / The Minerals of Maine / Minerals of Maine Index, By Mineral Names / Minerals of Maine, Index by Towns / Minerals Found at Bennett's Quarry Buckfield, Maine / List of Minerals Found at Newry, Maine / List of Minerals Found in Rumford, Maine / The Natural History of Maine Minerals (Perkins) / …
Outlet Pipes For Echo Dam, U.S. Department Of The Interior, Bureau Of Reclamation
Outlet Pipes For Echo Dam, U.S. Department Of The Interior, Bureau Of Reclamation
All U.S. Government Documents (Utah Regional Depository)
Specifications, schedule, and drawing of outlet pipes for Echo Dam: Salt Lake Basin Project, Utah.
Balanced Needle Valves For Echo, Gibson, And Coolidge Dams, U.S. Department Of The Interior, Bureau Of Reclamation
Balanced Needle Valves For Echo, Gibson, And Coolidge Dams, U.S. Department Of The Interior, Bureau Of Reclamation
All U.S. Government Documents (Utah Regional Depository)
Invitations for bids, schedule specifications, and drawings for balanced needle valves for Echo, Gibson, and Coolidge Dams.
Echo Dam And Relocated Union Pacific Railroad And Relocated Lincoln Highway Around Echo Reservoir, U.S. Department Of The Interior, Bureau Of Reclamation
Echo Dam And Relocated Union Pacific Railroad And Relocated Lincoln Highway Around Echo Reservoir, U.S. Department Of The Interior, Bureau Of Reclamation
All U.S. Government Documents (Utah Regional Depository)
Specifications, schedules, and drawings from the Salt Lake Basin Project, Utah: Weber River Division. This record contains plans for the relocation of the Union Pacific Railroad and Lincoln Highway and its affect on Echo Dam.