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Articles 35641 - 35670 of 36511

Full-Text Articles in Life Sciences

1956 Little International Agricultural Exposition Catalog, Little International Agricultural Exposition South Dakota State University Mar 1956

1956 Little International Agricultural Exposition Catalog, Little International Agricultural Exposition South Dakota State University

Little International "Little I" Agricultural Exposition Catalogs

No abstract provided.


Kingbirds Due To Pass Through, Jessie Maye Smith Mar 1956

Kingbirds Due To Pass Through, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


127 Bird Species Seen At Rockport, Jessie Maye Smith Mar 1956

127 Bird Species Seen At Rockport, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Binoculars Needed By Some Gardeners, Jessie Maye Smith Mar 1956

Binoculars Needed By Some Gardeners, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Comparative Measurements Of Holstein, Ayrshire, Guernsey, And Jersey Females From Birth To Seven Years, H. P. Davis, I. L. Hathaway Mar 1956

Comparative Measurements Of Holstein, Ayrshire, Guernsey, And Jersey Females From Birth To Seven Years, H. P. Davis, I. L. Hathaway

Nebraska Agricultural Experiment Station: Historical Research Bulletins

Body measurements are important for a proper understanding of how growth takes place in animals. Unfortunately, few growth data other than for weight have been published concerning dairy cattle. This is a report of measurements of females in the University of Nebraska dairy herd made as part of a long-time growth study. During the period 1922 to 1942 each animal born into the herd was weighed and measured at regular intervals. Presented here are the data for weight, height, length, width, depth, girth and hide thickness for females of the Holstein, Ayrshire, Guernsey, and Jersey breeds. The average body measurements …


Warblers Exciting To Bird Observers, Jessie Maye Smith Feb 1956

Warblers Exciting To Bird Observers, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Audubon Work Due National Tribute, Jessie Maye Smith Feb 1956

Audubon Work Due National Tribute, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Woodpecker Both Colorful, Thrifty, Jessie Maye Smith Feb 1956

Woodpecker Both Colorful, Thrifty, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Melody Is Cassin's Mark, Jessie Maye Smith Feb 1956

Melody Is Cassin's Mark, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Kentucky Warbler (Vol. 32, No. 1), Kentucky Library Research Collections Feb 1956

Kentucky Warbler (Vol. 32, No. 1), Kentucky Library Research Collections

The Kentucky Warbler

No abstract provided.


Birds Taking On Color For Spring, Jessie Maye Smith Jan 1956

Birds Taking On Color For Spring, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Bird Arrivals Put Watchers On Alert (Scissor, Jessie Maye Smith Jan 1956

Bird Arrivals Put Watchers On Alert (Scissor, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Public Guard May Save 7 Bird Types, Jessie Maye Smith Jan 1956

Public Guard May Save 7 Bird Types, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Civilization Has Hurt, Helped Birds, Jessie Maye Smith Jan 1956

Civilization Has Hurt, Helped Birds, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Block & Bridle 1955-1956 Jan 1956

Block & Bridle 1955-1956

Block and Bridle Annual (1933–2021)

Dedication . . . . . . . . . . . . . . . Roster of members Group picture Advisor Chronicle of Activities Sample minutes of Regular Meeting Financial Statement Initiations New Officers ACTIVITIES Spring Livestock Show Program of Show Block and Bridle Smokers Block and Bridle Initiation Honors Banquet Honors Banquet Program Former Block and Bridle Honorees Student Livestock Judging Contest Judging Teams RECOGNITION National Recognition NEBRASKA BLOCK AND BRIDLE CLUB ROSTER Officers President . . Steve Pederson Vice President . . Don Leisy Secretary .. Stanley Eberspacher Treasurer . . J i m McLean Historians .. …


Birds May Herald Arrival Of Spring, Jessie Maye Smith Jan 1956

Birds May Herald Arrival Of Spring, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Waterfowl Sex Ratios During Spring In Washington State And Their Interpretation, Paul A. Johnsgard, Irven O. Buss Jan 1956

Waterfowl Sex Ratios During Spring In Washington State And Their Interpretation, Paul A. Johnsgard, Irven O. Buss

Papers in Ornithology

Sex-ratio studies have received much attention from research workers in recent years. The contributions of Hochbaum (1944), Petrides (1944) and others have yielded considerable information on sex ratios in waterfowl; Beer (1945) and Yocom (1949) have presented data for the state of Washington. To interpret regional data on waterfowl sex ratios adequately, it is necessary to obtain a series of uninterrupted observations covering the entire migration period of the species concerned. In 1954, an ecologic study was conducted in the Potholes area, Grant County, central Washington (Johnsgard, 1956). During the period February 15 to May 16, sex-ratio data were collected …


Scheme Of General Classification In The Phylum Chordata, Paul R. Harding Jan 1956

Scheme Of General Classification In The Phylum Chordata, Paul R. Harding

Journal of the Arkansas Academy of Science

No abstract provided.


Nebraska Record Fish (As Of June 1, 1956) Jan 1956

Nebraska Record Fish (As Of June 1, 1956)

Nebraska Game and Parks Commission: White Papers, Conference Presentations, and Manuscripts

A listing of the largest fish caught in Nebraska (as of June 1, 1956) for: largemouth bass, smallmouth bass, white bass, bluegill, buffalo, bullhead, blue catfish, brook trout, channel catfish, yellow catfish, crappie, fresh water drum, northern pike, walleye pike, perch, rainbow trout, and sauger. Includes the name of the fisherman or fisherwoman, the location of the catch, the year of the catch, the weight of the fish, and a few other details.


Migratory Bird Regulations 1956-57 Jan 1956

Migratory Bird Regulations 1956-57

United States Fish and Wildlife Service: Publications

Migratory birds, which move across State and National borders, are recognized as an international resource requiring conservation on a continental basis. Protection of migratory birds on the North American Continent is provided for by conventions between the United States and Great Britain (for Canada), concluded August 16, 1916 (39 Stat. 1702), and between the United States and the United Mexican States, concluded February 7, 1936 (50 Stat. 1311). Protection in the United States is provided by the Migratory Bird Treaty Act of July 3,1918, as amended (40 Stat. 755; 16 U. S. C. 703).

Birds protected by the Migratory Bird …


Summary Report Of The 1956 Midwinter Waterfowl Survey In The Central Flyway, C. S. Williams Jan 1956

Summary Report Of The 1956 Midwinter Waterfowl Survey In The Central Flyway, C. S. Williams

United States Fish and Wildlife Service: Publications

This report summarizes the information obtained by the 1956 midwinter waterfowl survey on the size and distribution of waterfowl populations wintering in the Central Flyway States and Eastern Mexico. The information has been compiled solely for the use of administrators and waterfowl research men who are engaged in the management of the waterfowl resource.

The U. S. Fish and Wildlife Service, the ten States of the Central Flyway Council, and the Forestry and Wildlife Department of Mexico cooperated in conducting the survey which began on January 9, and for the most was completed within several days thereafter. Thus, with the …


Ixodid Ticks Of Ussr Fauna [Excerpt], G. V. Serdyukova Jan 1956

Ixodid Ticks Of Ussr Fauna [Excerpt], G. V. Serdyukova

United States Naval Medical Research Unit 3: Publications

Key to Hyalomma

Males

Females


The Life Cycle Of Crassiphiala Bulboglossa (Trematoda: Strgeida): Development Of The Metacercaria And Cyst, And Effect On The Fish Hosts, Glenn L. Hoffman Jan 1956

The Life Cycle Of Crassiphiala Bulboglossa (Trematoda: Strgeida): Development Of The Metacercaria And Cyst, And Effect On The Fish Hosts, Glenn L. Hoffman

United States Fish and Wildlife Service: Publications

The adult of Crassiphiala bulboglossa was described by Van Haitsma (1925) from the kingfisher, Ceryle alcycon. It can be differentiated from Uvulifer ambloplitis (Hughes, 1927), apparently its closest relative in North America, by the presence of a large bulbous holdfast occupying most of a cup-shaped forebody, and the absence of a ventral sucker. In U. ambloplitis the holdfast is small, the forebody is not cupped, and a ventral sucker is present. These species can be readily identified with the keys given by Dubois (1953).


Studies On Bucephalid Cercaria Including A New Species From The Dillon Beach Area, Donald Edward Giles Jan 1956

Studies On Bucephalid Cercaria Including A New Species From The Dillon Beach Area, Donald Edward Giles

University of the Pacific Theses and Dissertations

The family Bucephalidae is unique in the class Trematoda by virtue of the mouth being situated near the mid-ventral portion of the body. Other characteristics of the family include: haptor near the anterior extremity; a simple, sac-like gut with pharynx and esophagus; genital pore ventral, just anterior to the posterior extremity; gonads posterior and vitellaria species live in the gut of marine and fresh-water fishes. The metacercariae are found encysted beneath the skin or in the nervous system of other fishes serving as second intermediate hosts. Sporocysts and cercariae have been recovered from a variety of lamellibranchs.

A generalized life …


Ascidicolous Copepods Of Dillon Beach, California, David Horace Montgomery Jan 1956

Ascidicolous Copepods Of Dillon Beach, California, David Horace Montgomery

University of the Pacific Theses and Dissertations

Work on the copepoda parasitizing anoidiens has been relatively extensive in Europe, loss so on the East Coast of the United States and negligible on the West Coast. of this work, a major portion has been concerned with the solitary ascidians, while the colonial or compound forms have been largely neglected. The apparent lack of interest in copepods parasitizing compound be attributed to the manliness of the animals, their associations with both Zooids and the colonial matrix which makes dissection difficult and the chaotic condition of their taxonomy.


Some Observations On Oral Protozoa Of Man, Howard Edwin Runion Jan 1956

Some Observations On Oral Protozoa Of Man, Howard Edwin Runion

University of the Pacific Theses and Dissertations

This investigation is based upon the occurrence of oral protozoans among 25 periodontalclasial patients in Stockton, California. It is concerned, in part, with the correlation of infections with age, sex and oral health of the host and, in part, with culture techniques. The specific cultivation of Trichomonas tenax was explored in an effort to employ an improved experimental medium.

Trichomonas tenax and Endamoeba gingivalis are the only protozoans known to occur commonly in the human mouth. Distribution is cosmopolitan and there are no known endemic areas. Incidence of these two protozoans, among periodontalclasial patients, has not been reported since the …


Whole Issue Nebraska Bird Review (January 1956) 24(1) Jan 1956

Whole Issue Nebraska Bird Review (January 1956) 24(1)

Nebraska Bird Review

TABLE OF CONTENTS

President's Page ...................................................................................... 2

Observations of a Nesting Killdeer .................................................... 2

Return of Autumn Birds ........................................................................ 4

Summer with Blue Grosbeaks ................ ............................................. 5

Twenty-Five Year Summary of Bird Migration in Nebraska-Titmice to Wrens .............................. 6

Fall Field Day-1955 .......................................................... 8

Notes ...................................................................... 10

Reports of Nests, Nestlings and Fledglings ...................................... 14

Book Reviews ..................................................... 15

Excerpts from Letters to the Editors .................................... 16


Ladder-Back Called Variety Of Names, Jessie Maye Smith Dec 1955

Ladder-Back Called Variety Of Names, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Many Birds Winter In Swampy Areas, Jessie Maye Smith Dec 1955

Many Birds Winter In Swampy Areas, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.


Bird Banding Interest Grows, Jessie Maye Smith Dec 1955

Bird Banding Interest Grows, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.