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Articles 34231 - 34260 of 36498
Full-Text Articles in Animal Sciences
Close Off Chimney To Swifts, Jessie Maye Smith
Close Off Chimney To Swifts, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Whole Issue Nebraska Bird Review (July 1966) 34(3)
Whole Issue Nebraska Bird Review (July 1966) 34(3)
Nebraska Bird Review
Table of Contents
An Early Record of the Ross' Goose in Nebraska ...................46
The Sixty-Fifth Annual Meeting................... 47
Notes ...................49
In Memoriam - A. M. Jones ...................49
1965 (Eighth) Fall Record Report ...................50
Correction to 1963 Fall Record Report ...................58
Honorary Member - Alfred M. Bailey ...................59
Book Reviews................... 59
1965 Nest Card Survey ...................61
Serenade By Mockingbird Filled With Mimicry, Jessie Maye Smith
Serenade By Mockingbird Filled With Mimicry, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Vacation-Bound Ornithologist Never Far From 'Birdy Areas', Jessie Maye Smith
Vacation-Bound Ornithologist Never Far From 'Birdy Areas', Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Records Of Bats From Western North Dakota, J. Knox Jones Jr., Hugh H. Genoways
Records Of Bats From Western North Dakota, J. Knox Jones Jr., Hugh H. Genoways
University of Nebraska State Museum: Mammalogy Papers
From June 16 to 19 and again from June 24 to 29, 1965, a field party from the Museum of Natural History of The University of Kansas collected mammals along the Little Missouri River at a place 1 mi. S and 1 mi. W Medora, Billings Co., North Dakota. Among the specimens collected were representatives of five kinds of bats, including one species unreported from North Dakota, a subspecies unrecorded from there, and two species known previously from the state by a single specimen each.
Brazilian Expert Sheds Light On Disease Of Hummingbird, Jessie Maye Smith
Brazilian Expert Sheds Light On Disease Of Hummingbird, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Dead Mesquite Tree Dormitory For Birds (Night), Jessie Maye Smith
Dead Mesquite Tree Dormitory For Birds (Night), Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Ants Of The Nevada Test Site, Arthur Charles Cole Jr.
Ants Of The Nevada Test Site, Arthur Charles Cole Jr.
Brigham Young University Science Bulletin, Biological Series
No abstract provided.
Front Matter, Vol. 7 No. 2
Brigham Young University Science Bulletin, Biological Series
No abstract provided.
End Matter, Vol. 7 No. 2
Brigham Young University Science Bulletin, Biological Series
No abstract provided.
Front Matter, Vol. 7 No. 3
Brigham Young University Science Bulletin, Biological Series
No abstract provided.
End Matter, Vol. 7 No. 3
Brigham Young University Science Bulletin, Biological Series
No abstract provided.
Siphonaptera (Fleas) Of The Nevada Test Site, D Elden Beck, Dorald M. Allred
Siphonaptera (Fleas) Of The Nevada Test Site, D Elden Beck, Dorald M. Allred
Brigham Young University Science Bulletin, Biological Series
No abstract provided.
Soggy Day Cuts Short East Texas Bird Count, Jessie Maye Smith
Soggy Day Cuts Short East Texas Bird Count, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Yellow Warblers Strong This Year, Jessie Maye Smith
Yellow Warblers Strong This Year, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Rare Red-Breasted Merganser Graces Lake Benbrook Waters, Jessie Maye Smith
Rare Red-Breasted Merganser Graces Lake Benbrook Waters, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Birds Fly In Color Formation, Jessie Maye Smith
Birds Fly In Color Formation, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Northward Dispersal Of The Hispid Cotton Rat In Nebraska And Missouri, Hugh H. Genoways, Duane A. Schlitter
Northward Dispersal Of The Hispid Cotton Rat In Nebraska And Missouri, Hugh H. Genoways, Duane A. Schlitter
University of Nebraska State Museum: Mammalogy Papers
Cockrum (1948 : 306-312 and 1952 : 184-187) summarized the northward movement of the hispid cotton rat, Sigmodon hispidus texianus, in Kansas. He showed that between 1933 and 1947 the cotton rat extended its distribution northward approximately 100 miles-from Greenwood and Allen counties north to Brown County, an average distance of seven miles per year. As of 1952, the northernmost record for the species was 5 mi. S Hiawatha, Brown County (obtained 29 November 1947), in northeastern Kansas. Trapping between 1945 and 1947 in Mitchell, Norton, and Thomas counties, in the central and western parts of northern Kansas, and …
Kentucky Warbler (Vol. 42, No. 2), Kentucky Library Research Collections
Kentucky Warbler (Vol. 42, No. 2), Kentucky Library Research Collections
The Kentucky Warbler
No abstract provided.
Rain Brings Migrating Tanager To Tarrant For Springtime Visit, Jessie Maye Smith
Rain Brings Migrating Tanager To Tarrant For Springtime Visit, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
A Cytological Study Of Certain Life Cycle Stage Of Eimeria Bovis, John V. Ernst
A Cytological Study Of Certain Life Cycle Stage Of Eimeria Bovis, John V. Ernst
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
Although much research has been done on the bovine coccidia little has been reported on the cytological nature of the different stages. Few descriptions of cytoplasmic structures occur in the literature. Because of the impermeability of the oocyst wall a definitive study of the nucleus in the unsporulated oocyst has not been made, nor have the nuclear changes during the two successive divisions which occur during the process of sporulation been described.
The Initiation Of Infection By Dna From Bacteriophage Lambda, Gerald D. Elseth
The Initiation Of Infection By Dna From Bacteriophage Lambda, Gerald D. Elseth
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
Deoxyribonucleic acid isolated from bacteriophage λ can infect Escherichia coli K12 in the presence of adsorbed helper phage (Kaiser and Hogness, 1960; Kaiser, 1962). The manner in which λ DNA enters the cell and the possible role of helper phage in the penetration process is still not clear. Kinetic studies conducted in this laboratory during the initial stages of infection by λ DNA demonstrate a requirement for helper function during the penetration of an infectious molecule. Further investigation into this problem is needed and was the major objective of this study.
Immunity To Ostertagiasis In Calves, Leo F. Lejambre
Immunity To Ostertagiasis In Calves, Leo F. Lejambre
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
Parasites are responsible for heavy economic loss to the livestock industry. The losses in cattle due to parasitism can only be roughly estimated, since many cattle do not die or become visibly sick. However, there are more subtle losses such as reduced growth rate, and decreased meat and milk production (Levine, 1961). In 1954 the U. S. Department of Agriculture published an estimate of the losses in agriculture over the 10 year period, 1942-1951. At that time, the best judgement of specialists in the Department of Agriculture placed the annual loss to parasitism in cattle at $19,026,000 of which $8,989,000 …
The Use Of Amprolium In Controlling Coccidiosis In Lambs, Joseph E. Kuta
The Use Of Amprolium In Controlling Coccidiosis In Lambs, Joseph E. Kuta
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
Young lambs are subject to severe infections with coccidiosis, which cause weight loss, morbidity, woolbreaking, and death (Christensen, 1940b; Shumard, 1957; Lotze, 1959; Smith et al., 1960). Dunlap et al. (1949) have shown that the adult sheep are reservoir hosts and are a constant source of infection to lambs. Outbreaks of coccidial infections, especially under feedlot conditions, are frequent (Newsom and Cross, 1931; Piras, 1934; Deem and Thorp, 1940; Mahrt and Sherrick, 1965).
The Weberian Osteology Of Three Utah Suckers (Catostomidae), William James Stubbs
The Weberian Osteology Of Three Utah Suckers (Catostomidae), William James Stubbs
Theses and Dissertations
The Weberian mechanisms of three Utah Lake suckers (Catostomidae: Catostominae; Catostomini), Catostomus fecundus Cope and Yarrow, Chasmistes liorus Jordan, and Catostomus ardens Jordan and Gilbert, were examined, described, and compared, and a statistical analysis was made of some of their more important differences. The mechanisms were found to be basically similar to one another and to those of other Catostomini as previously described and/or illustrated. They are individually distinct, but each varies within its own limits, the intraspecific variation being greatest in the wider-ranging Catostomus ardens and least in the seemingly most restricted Catostomus fecundus. From the evidence at hand …
Gonadotropic Hormone Activity In Blood And Placental Tissue Of The Bovine Early In Gestation, John E. Lunnen
Gonadotropic Hormone Activity In Blood And Placental Tissue Of The Bovine Early In Gestation, John E. Lunnen
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
Certain mammalian species have been shown to secrete extra-pituitary gonadotropins. In humans the chorionic cells of the placenta secrete a gonadotropin and in pregnant mares such a hormone is secreted by the endometrial cups. Gonadotropins of placental origin have also been observed in the rat.
Studies On Amino Acid Balance In Three Fish Meals, Krachang Wisutharom
Studies On Amino Acid Balance In Three Fish Meals, Krachang Wisutharom
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
High levels of fish mean cannot be used in chick diets in the United States because of the relatively high cost as compared to soybean meal. In certain areas or countries where large amounts of fish meal are produced, it may be economically feasible to use fish meal as the major protein supplement in the poultry rations.
Feed consumed by poultry must provide most of the materials the birds need for growth or to produce eggs. Those who formulate feed must select ingredients and combine them in proportions which will allow the bird to grow or produce eggs at the …
Distraction Of Spring Birds Thwarts Work In Garden, Jessie Maye Smith
Distraction Of Spring Birds Thwarts Work In Garden, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Killdeer Won't Be There This Year, Jessie Maye Smith
Killdeer Won't Be There This Year, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Dermacentor Andersoni And Rocky Mountain Spotted Fever In National Forest Recreational Sites Of Utah, C. Selby Herrin
Dermacentor Andersoni And Rocky Mountain Spotted Fever In National Forest Recreational Sites Of Utah, C. Selby Herrin
Theses and Dissertations
The objectives of this study were to determine (1) the prevalence of adult ticks of Dermacentor andersoni in national forest recreational sites of Utah, and (2) the incidence of spotted fever rickettsia, Rickettsia rickettsii, in the ticks of these areas. With the use of a white flannel cloth, 358 adult D. andersoni (135 males and 223 females) were collected from 48 recreational sites during the spring and summer of 1964. Ticks from each collection were put in pools, preserved in non-fat skim milk at -30° C, and subsequently tested for the presence of spotted fever rickettsia by guinea pig inoculations. …