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Articles 10051 - 10080 of 10265

Full-Text Articles in Physical Sciences and Mathematics

Arthropod Food Of Curlew Valley Lizards, George F. Knowlton Jan 1974

Arthropod Food Of Curlew Valley Lizards, George F. Knowlton

Progress reports

No abstract provided.


Primary Production And Carbon Allocation In Creosotebush, G. L. Cunningham, J. P. Syvertsen, T. V. Feather Jan 1974

Primary Production And Carbon Allocation In Creosotebush, G. L. Cunningham, J. P. Syvertsen, T. V. Feather

Progress reports

No abstract provided.


Influence Of Vegetation On The Distribution Of Small Mammals On A Waterfowl Production Area, Douglas A. Searls Jan 1974

Influence Of Vegetation On The Distribution Of Small Mammals On A Waterfowl Production Area, Douglas A. Searls

Electronic Theses and Dissertations

. A study was conducted on a Waterfowl Production Area in Brookings County, South Dakota in 1972-73 to determine the distribution and abundance of small mammals. Three cover types, reseeded native grassed, brome-alfalfa, and bluegrass, were studied. Meadow voles (Microtus pennsylvanious), and deer mice (Peronyscus maniculatus) were captured most frequently. Jumping ice (Zapus hudsonius), masked shrews (Sorex cinerius), short tailed shrews (Blarins brevicauda), grasshopper mice (Omychomys leucogaster) and house mice (Mis musculus) were also taken. The bluegrass association had the highest number of small mammal captures and the reseeded native grass association has the least. There was no significant difference …


Pheasant Reproduction And Survival As Related To Agricultural Fertilizer Use, Lawrence Francis Fredrickson Jan 1974

Pheasant Reproduction And Survival As Related To Agricultural Fertilizer Use, Lawrence Francis Fredrickson

Electronic Theses and Dissertations

Wing-clipped wild pheasants (Phasianus colchicus) were stocked in 1-acre and 0.5-acre pens having oat and bromegrass cover in 1972 and 1973 to test effects of fertilizer (Formulations: 34-0-0, 18-46-0, 0-46- 0, and 0-0-60) on pheasant reproduction and survival. One-half of the pens were fertilized with the recommended rate of pelleted fertilizer and the other half without fertilizer. Complete nest searches in July showed that nesting success was not significantly different (P>0.05) between treatments for both years. No significant difference (P>0.05) was found in clutch size or in number of ovulated follicles from control and experimental hens. Significantly more …


Studies Of The White Pelican In South Dakota: Reproductive Biology Of Wild Populations And Effects Of Polychlorinated Biphenyls And Ddt On The Behavior Of Penned Birds, Vernon Pat Mccrow Jan 1974

Studies Of The White Pelican In South Dakota: Reproductive Biology Of Wild Populations And Effects Of Polychlorinated Biphenyls And Ddt On The Behavior Of Penned Birds, Vernon Pat Mccrow

Electronic Theses and Dissertations

The learning behavior of penned white pelicans (Pelecanus erythrorhynchos) was studies 2 August to 5 October 1972 using a swimming pool – Y-maze apparatus in an operant conditioning experiment. The experiment consisted of three consecutive phases: trial-and-error learning, extinction, and relearning. Three groups of nine pelicans each were studied: a polychlorinated biphenyl (PCE) treated group, a DDT, DDD, DDE treated group, and a Control group. The object of this study was to determine the effect of PCB and DDT, DDD, DDE on the learning ability of penned white pelicans. Control, PCB, and DDT groups of penned white pelicans learned to …


Measuring The Intangible Values Of Natural Streams, Part Ii, John A. Dearinger, George M. Woolwine, Charles R. Scroggin, Daniel R. Dolan, James S. Calvin Dec 1973

Measuring The Intangible Values Of Natural Streams, Part Ii, John A. Dearinger, George M. Woolwine, Charles R. Scroggin, Daniel R. Dolan, James S. Calvin

KWRRI Research Reports

This report describes the work done during Part II of a project which had as its aim the development of a way to quantify those intangible values peculiar to a small stream and its watershed. Part I was concerned with an application of the "uniqueness concept" in the evaluation of fifty-eight Kentucky streams. The results of this effort are in Report #40, U. K. Water Resources Institute (1971).

During the second part of the project:

  1. A method was developed whereby peoples' preferences for natural landscapes could be measured. The method utilized projected color slides and a rating system based on …


The Prairie Naturalist Volume 5, No.4. December 1973 Dec 1973

The Prairie Naturalist Volume 5, No.4. December 1973

The Prairie Naturalist

REESTABLISHMENT OF PRAIRIE IN EASTERN NORTH DAKOTA ▪ O. A. Stevens

THE AGE DISTRIBUTION OF ENVIRONMENTAL PERIODICALS ▪ D. H. Johnson

SOME OBSERVATIONS ON THE ECOLOGY OF PLUMATELLA REPENS (L.) (BRYOZOA: PLUMATELLIDAE) IN NORTHEASTERN NORTH DAKOTA ▪ R. D. Stoaks

CHRISTMAS BIRD COUNTS FOR NORTH DAKOTA - 1973 ▪ R. N. Randall 61

NOTE: Red-bellied Woodpecker in Rolette, County, North Dakota ▪ D. T. Disrud 52

Index to Volume 5


Ua12/2/1 College Heights Herald, Vol. 53, No. 25, Wku Student Affairs Nov 1973

Ua12/2/1 College Heights Herald, Vol. 53, No. 25, Wku Student Affairs

WKU Archives Records

WKU campus newspaper reporting campus, athletic and Bowling Green, Kentucky news. Articles in this issue:

  • Clayworth, Carl. Dero Downing Outlines University’s Energy Conservation Strategy
  • Western Selects 36 Who’s Whos
  • Elam, Jerry. Doobies to Appear Tuesday Night in Rescheduled Show
  • James Midkiff, Miss Ronnah Childress Out-talk Foes – Oratorical Contests
  • Interhall Council Plans Party
  • Interfraternity Council Las Vegas Night Tonight
  • How Long Will WKU Continue to Fall Back and Take It
  • Powell, Larry. Raps Tax Editorial
  • Baughman, Henry. Smoke Gets in His Eyes
  • Western Hosts Ohio Valley Conference Debate Meet
  • Merrill, Bonnie. ‘Hat Trick’: Fast Relief by America
  • Johnston, Scott. Senior …


Reply (A Comparison Of Satellite-Derived, Low-Level And Cirrus-Level Winds With Conventional Wind Observations), Kenneth Hubbard Sep 1973

Reply (A Comparison Of Satellite-Derived, Low-Level And Cirrus-Level Winds With Conventional Wind Observations), Kenneth Hubbard

School of Natural Resources: Faculty Publications

No abstract provided.


The Prairie Naturalist Volume 5, No.3. September 1973 Sep 1973

The Prairie Naturalist Volume 5, No.3. September 1973

The Prairie Naturalist

PRELIMINARY LIST OF NATURAL AREAS IN NORTH DAKOTA ▪ Harold A. Kantrud

BREEDING BIRD POPULATIONS OF RIVERINE FORESTS IN EASTERN MONTANA ▪ Roger L. Kroodsma


Spectral Irradiance In Nebraska Reservoirs And A New Instrument For Its Measurement, Gary D. Uphoff Aug 1973

Spectral Irradiance In Nebraska Reservoirs And A New Instrument For Its Measurement, Gary D. Uphoff

School of Natural Resources: Dissertations, Theses, and Student Research

No abstract provided.


Inventory Of Lake Studies In Maine, Charles F. Wallace Jr., James M. Strunk Jul 1973

Inventory Of Lake Studies In Maine, Charles F. Wallace Jr., James M. Strunk

Maine Collection

Inventory of Lake Studies in Maine

By Charles F. Wallace, Jr. and James M. Strunk

State Planning Office, Water Resources Planning Division, July 1973.

"Printed under Appropriation Number 4248.5 and financially assisted by planning grants from the United States Water Resources Council Title III funds."

Contents: Introduction / Investigating Agencies / Federal Agencies / State Agencies / Regional Planning Commissions and Economic Development Districts / Maine Colleges and Universities / Private / Other Private / Other / Appendices


The Prairie Naturalist Volume 5, No.2. June 1973 Jun 1973

The Prairie Naturalist Volume 5, No.2. June 1973

The Prairie Naturalist

SOME ASPECTS OF MINK-WATERFOWL RELATIONSHIPS ON PRAIRIE WETLANDS ▪ Robert T. Eberhardt

SUMMER AND FALL FOODS OF MINK ON THE J. CLARK SALYER NATIONAL WILDLIFE REFUGE ▪ Wayne F. Cowan and James R. Reilly

GIANT CANADA GEESE ▪ S. O. Kolstoe

SOME LICHENS OF BOG AND PAPER BIRCH FROM NORTH DAKOTA ▪ Dennis T. Disrud and Thomas D. Trana

A PALEOCENE FOSSIL LOCALITY IN SOUTHEASTERN SASKATCHEWAN: THE SHORT CREEK SECTION ▪ Paul L. Broughton

NOTE: A new orchid for North Dakota ▪ Robert E. Stewart


A Regional Perspective For Coastal Zone Management In New England, Susan Holliday Anderson May 1973

A Regional Perspective For Coastal Zone Management In New England, Susan Holliday Anderson

Marine Affairs Theses and Major Papers

To emphasize the need for a regional perspective of the coastal zone in effective planning in New England, the characteristics that make New England a distinct marine region and the use conflicts that are specific to this region are explored in the discussion that follows.The extent to which the New England states have developed coastal zone management, both in incremental local and state practice and through comprehensive plans, is also discussed. Within New England, there are regional organizations that provide assistance and guidance in matters relating to the coastal zone, but to date, most of their efforts have been directed …


Ua77/1 Western Alumnus, Vol. 42, No. 3, Wku Alumni Association Apr 1973

Ua77/1 Western Alumnus, Vol. 42, No. 3, Wku Alumni Association

WKU Archives Records

WKU alumni magazine. Features the following articles:

  • Corts, Paul. Western's Honors Program Forges Ahead
  • Gray, David. Students Still Work Their Way
  • Mefford, David & Roy Reynolds. Reaching Out for the Good Student
  • Lawrence, Fred. Nick Rose All American
  • Yeager, Randolph. A Westerner Remembers Harry Truman
  • Scarborough, Clarice. Western Goes to Mexico
  • Dillard, Gary & Rudolph Prins. Western at Tech Aqua
  • Lawrence, Fred. Student Teaching - a la Guatemala
  • Corts, Paul. Theatre Study Goes British
  • Thompson, Kelly. The Most Unforgettable Person I Have Ever Known . . . Henry Cherry
  • Commonwealth in a Capsule - Kentucky Building
  • Adams, Ronald. Teacher Evaluation …


The Prairie Naturalist Volume 5, No. 1. March 1973 Mar 1973

The Prairie Naturalist Volume 5, No. 1. March 1973

The Prairie Naturalist

DATES FOR FIRST FLOWERS ▪ O. A. Stevens

CHRISTMAS BIRD COUNTS FOR NORTH DAKOTA—1972 ▪ Robert N. Randall 7

NORTHERN ENVIRONMENTAL COUNCIL CORPORATE AWARD, 1972—RESPONSE ▪ K. A. Carlson

ALGAL ASSOCIATIONS IN NEARSHORE WATERS OF GOLDEN LAKE, A SHALLOW PRAIRIE LAKE IN EASTERN NORTH DAKOTA ▪ Douglas W. Larson

NOTE

Observations of Wintering Bald Eagles at Garrison Dam, North Dakota ▪ Frank A. Splendoria


Assessment Of The Potential Environmental Effects Of The Proposed Marina At York River State Park, Kenneth Marcellus, Gene M. Silberhorn, George M. Dawes Jan 1973

Assessment Of The Potential Environmental Effects Of The Proposed Marina At York River State Park, Kenneth Marcellus, Gene M. Silberhorn, George M. Dawes

Reports

No abstract provided.


Changes In Polysomes Of Black Locust Seedlings During Dehydration-Rehydration Cycles, James R. Brandle, P.D. Schnare, T.M. Hinckley, G.N. Brown Jan 1973

Changes In Polysomes Of Black Locust Seedlings During Dehydration-Rehydration Cycles, James R. Brandle, P.D. Schnare, T.M. Hinckley, G.N. Brown

School of Natural Resources: Faculty Publications

No abstract provided.


Nebraska Wild Flowers, Robert C. Lommasson, Paul Lommasson (Depositor) Jan 1973

Nebraska Wild Flowers, Robert C. Lommasson, Paul Lommasson (Depositor)

School of Natural Resources: Faculty Publications

This book is an attempt to present to the general public representative types of many of the conspicuous wild flowers found in Nebraska. These 260-some plants in no way constitute a flora of Nebraska which would number some 1,700 species of flowering plants. Included herein are both native and naturalized flowering herbaceous plants exclusive of the grasses and grasslike plants. Among these are plants that have had a long existence here and others which have recently invaded our area. Some are highly cherished and others are considered as common weeds. Excluded from this book are woody plants, such as trees, …


Activities Of The Advisory Committee On Scientific And Natural Areas, Robert W. Burwell Jan 1973

Activities Of The Advisory Committee On Scientific And Natural Areas, Robert W. Burwell

Journal of the Minnesota Academy of Science

Significant actions taken by the Commissioner, Department of Natural Resources of the State of Minnesota, on recommendations of the Advisory Committee on Scientific and Natural Areas includes: issuance of policy statements and directives establishing criteria for defining and classifying scientific and natural areas; and rules and regulations applicable to such areas. Listed are the first four areas recommended for official designation. The status of an inventory of scientific and natural areas is summarized, and a description is given of the Advisory Committee procedure for processing recommendations for establishment of areas to be officially designated by the state.


A Eutrophication Model Of The White River Basin Above Beaver Reservoir In Northwest Arkansas, Robert A. Gearhart, Dee Mitchell, Louis Thibodeaux, Richard Meyers Jan 1973

A Eutrophication Model Of The White River Basin Above Beaver Reservoir In Northwest Arkansas, Robert A. Gearhart, Dee Mitchell, Louis Thibodeaux, Richard Meyers

Technical Reports

With national interest focused on man’s ever increasing degradation of the waters in this nation, it is clearly evident that an accurate assessment of all parameters influencing water quality needs to be made. Moreover, nutrient levels and budgets reflecting eutrophication trends are important parameters in the overall factors effecting water quality in lakes and reservoirs. The ability to predict future eutrophication levels will greatly enhance the retardation of the eutrophication process. Through mathematical simulation of this process, eutrophication can be analyzed and intelligent decisions regarding water quality management can be made.


A Study To Improve Dissolved Oxygen Analysis Techniques To Facilitate Water Quality Field Survey Applications, R. W. Raible, M. K. Testerman Jan 1973

A Study To Improve Dissolved Oxygen Analysis Techniques To Facilitate Water Quality Field Survey Applications, R. W. Raible, M. K. Testerman

Technical Reports

This report describes studies made of the temperature characteristics of dissolved oxygen electrodes having a large surface area. Large area electrodes proved to have much longer lifetime between rejuvenations. Many measurements of dissolved oxygen in water need to be made in field situations where recalibration techniques would be difficult and where making temperature corrections is time consuming for operators who may be making numerous measurements. This study was directed toward design of a compensation circuit for a dissolved oxygen electrode which will give the best possible measurement over a large water temperature range of 5° - 35°C without the necessity …


Seasonal Movements And Habitat Selection Of Pheasant Cocks In South Dakota, Robert A. Fedeler Jan 1973

Seasonal Movements And Habitat Selection Of Pheasant Cocks In South Dakota, Robert A. Fedeler

Electronic Theses and Dissertations

Data were gathered on seasonal movements and habitat selection of 30 pheasant (Phasianus colchicus) cocks that were radio-equipped in eastern South Dakota from 1970 to 1972. Pheasant cocks stayed in an area of less than 100 acres from spring through hunting season. In winter, cocks used even smaller areas more intensively. Cocks moved about their home range by shifting their activity center rather than by adjustment in range of daily travel. Adult cocks seemed to have strong site attachments on a year-round basis. Immature cocks were more mobile, especially during the fall prior to hunting season. In spring, adult cocks …


Nutrient Sources And Transport In The Central Region Of The Big Sioux River, South Dakota, Marvin E. Hora Jan 1973

Nutrient Sources And Transport In The Central Region Of The Big Sioux River, South Dakota, Marvin E. Hora

Electronic Theses and Dissertations

Concentration and flow of total phosphate (TP), total organic nitrogen (TON), and total organic carbon (TOC) were measured from November 9, 1971 to November 8, 1972 on the Big Sioux River, Six Mile-North Deer Creek, and Drainage M. The Big Sioux River transported 418,640 x 10 3 m3 of water, 776,880 kg TP, 599,590 kg TON, and 5,419,580 kg TOC during the study-year. Six Mile Creek transported 23,900 x 10 3 m 3 of water, 52,040 kg TP, 43,580 kg TON, and 327,860 kg of TOC. The transport of water and nutrients in Six Mile Creek per square kilometer of …


Mathematical Modeling Of Stream Storage Potential, Hugh M. Jeffus Jan 1973

Mathematical Modeling Of Stream Storage Potential, Hugh M. Jeffus

Technical Reports

Streamflow data from unregulated streams in Arkansas were processed through Moran’s Model for a dam. The process involved calculating a cumulative gamma distribution for each stream as the streamflow values were incremented in units of 0.1 cubic feet per second per square mile of drainage area. This gamma distribution was then used as input for Moran’s Model. The output from Moran's Model includes the probability of the reservoir having zero contents as the size of the reservoir is decreased. The logarithm of the probability of zero contents, 1n PO, versus reservoir size, K, is a straight line of the form …


Chemical Survey Of Selected South Dakota Lake Sediments, Alan Ross Swanson Jan 1973

Chemical Survey Of Selected South Dakota Lake Sediments, Alan Ross Swanson

Electronic Theses and Dissertations

Available phosphorus, organic carbon, and organic nitrogen were measured in bottom sediments of 16 lakes and ponds in northeast South Dakota. These lakes were glaciated, relatively shallow, and productive. Ranges of the surface sediments were: available phosphorus, 2 to 42 ppm; organic carbon, 0.94 to 5.34 percent; and organic nitrogen, 0.29 to 0.79 percent. Ranges of subsurface sediments were: available phosphorus, 2 to 39 ppm; organic carbon, 0.54 to 6.06 percent; organic nitrogen, 0.19 to 0.88 percent. Concentrations in most lakes varied little from top to bottom. Hard-bottomed lakes generally decreased in nutrient concentrations from sediment surface of subsurface. Lower …


Origin And Transport Of Nutrients In The Upper Big Sioux River, South Dakota, Charles William Thompson Jan 1973

Origin And Transport Of Nutrients In The Upper Big Sioux River, South Dakota, Charles William Thompson

Electronic Theses and Dissertations

The upper Big Sioux River Basin, in northeastern South Dakota, was studied to determine the origin and transport of nutrients in the Big Sioux River. The area was divided into three segments. Two of the segments, the Big Sioux River and Willow Creek Basins, were primarily agricultural drainage areas, and one segment was the city of Watertown. Sampling stations were selected to facilitate the determination of nutrient inputs to the river from each of these segments and to determine the nutrient load in the river leaving the study area. Nutrients studied included total orthophosphate and the particulate and dissolved fractions …


Evaluation Of Cattle Use Of A Deer Winter Range In The Black Hills, David C. Hamm Jan 1973

Evaluation Of Cattle Use Of A Deer Winter Range In The Black Hills, David C. Hamm

Electronic Theses and Dissertations

Cattle use of a deer winter range in the Black Hills was investigated during the summer grazing seasons of 1971-1972. A U.S. Forest Service grazing allotment situated between Mystic and Redfern, South Dakota, was used as the study area. The allotment was divided into five grazing units or pastures managed collectively under a “rest-rotation” system of grazing. Three study sites were selected in each unit of the allotment, and 75 exclosures were erected on each site; a paired-plot method was used to collect data. Indices to use of sites by deer and cattle were obtained by counts of deer pellet …


Evaluation Of Giant Canada Goose Restoration In Western South Dakota, Dennis L. Lengkeek Jan 1973

Evaluation Of Giant Canada Goose Restoration In Western South Dakota, Dennis L. Lengkeek

Electronic Theses and Dissertations

A study of giant Canada goose (Branta Canadensis maxima) restoration in western South Dakota was conducted during 1970 and 1971. Nesting, production and mortality, homing, and pioneering were evaluated both years. Nesting began April 4 in 1970 and extended for 73 days, but the peak of nesting occurred from April 29 to May 5. In 1971, nesting began April 1 and continued for 69 days, with the peak occurring April 8-14. The peak of hatching occurred June 6-12 in 1970 and May 8-14 during 1971. Small stockponds were utilized for nesting both years. Islands were preferred nesting sites. Peninsulas and …


Marine And Estuarine Sanctuaries - Proceedings, National Workshop On Sanctuaries (Washington, D.C.) Jan 1973

Marine And Estuarine Sanctuaries - Proceedings, National Workshop On Sanctuaries (Washington, D.C.)

Reports

No abstract provided.