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Articles 107461 - 107490 of 114036
Full-Text Articles in Entire DC Network
Test 917: Case 831 Ck (Diesel), Nebraska Tractor Test Lab
Test 917: Case 831 Ck (Diesel), Nebraska Tractor Test Lab
Nebraska Tractor Tests
EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …
Analysis Of Pesticide Residues By Polarography, Raymond J. Gajan
Analysis Of Pesticide Residues By Polarography, Raymond J. Gajan
United States Food and Drug Administration: Publications
Polarography is a rapid, sensitive, and relatively specific technique that can be applied to pesticide residue analysis. The technique should also prove a valuable tool in overall pesticide research, such as monitoring new columns, studying kinetics, identifying and determining metabolites, assaying primary pesticide standards, and conducting stability studies.
Nebraska Bird Review (October 1965) 33(4), Whole Issue
Nebraska Bird Review (October 1965) 33(4), Whole Issue
Nebraska Bird Review
Table of Contents
1965 (Fortieth) Spring Migration and Occurrence Report ......................54
Two Unusual Birds Reported ......................65
Correction to 1964 Spring Report ......................65
Honorary Member - Harold J. D. Turner ......................66
Excerpts from Letters ...................... 66
M. A. Carriker, Jr. ...................... 68
A Parasitized Prairie Chicken Nest ......................68
Book Reviews ...................... 69
Index of Volume XXXIII ...................... 70
Review Of Modern Biological Principles By A.M. Winchester; Van Nostrand, 1965, John J. Janovy Jr.
Review Of Modern Biological Principles By A.M. Winchester; Van Nostrand, 1965, John J. Janovy Jr.
John J. Janovy, Jr. Publications
Review of Modern Biological Principles by A.M. Winchester; Van Nostrand, 1965.
Relationships Oct-Nov 1965 Observation Well Measurements To Median Observed Ground Water Levels, E. C. Reed
Relationships Oct-Nov 1965 Observation Well Measurements To Median Observed Ground Water Levels, E. C. Reed
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Diphenylamine-Zinc Chloride As A Chromogenic Agent For The Detection Of A Mixture Of Ddt, Chlordane, And Toxaphene On Thin Layer Chromatograms, Lewis J. Faucheux Jr.
Diphenylamine-Zinc Chloride As A Chromogenic Agent For The Detection Of A Mixture Of Ddt, Chlordane, And Toxaphene On Thin Layer Chromatograms, Lewis J. Faucheux Jr.
United States Food and Drug Administration: Publications
Diphenylamine-ZnCI, has been evaluated as a chromogenic agent for detection of toxaphene, DDT, and chlordane on Al2O3 a thin layer plates. Characteristic colors were obtained for these pesticides; a lower level of about 5 μg was detectable. Color reactions of 34 pesticides at the 20 μg level are presented.
The Synthesis Of Some Decahydronaphthoic Acid Lactones, Robert C. Matejka
The Synthesis Of Some Decahydronaphthoic Acid Lactones, Robert C. Matejka
Open Access Master's Theses (through 2010)
The diterpenoid acids, dehydroabietic acid, podocarpic acid, abietic acid, and palustric acid, have been synthesized. This thesis records the successful completion of this task which involves a selective epimerization of C.8a. It is hoped that keto lactone on alkylation will give an intermediate of the type C.l epimers which is required for the synthesis of the abietic acid series.
Advisor: D. M. S. Wheeler
The Elusive Musk Ducks, Paul A. Johnsgard
The Elusive Musk Ducks, Paul A. Johnsgard
Papers in Ornithology
If one were to try to choose the most remarkable duck in the world, serious consideration would have to be given the Australian Musk Duck (Biziura lobata) of the family Anatidae. Among its unusual features are the great dimorphism of the sexes (males weigh eight pounds or more and are about three feet from bill to tail; females weigh two to three pounds and measure about two feet), the leathery pendent lobe that is located on the lower mandible, the strong odor of musk that is prominent in males during the breeding season, and the remarkably large eggs (averaging one-half …
Studies On The Helminth Fauna Of Alaska. Xliii. Strigea Macropharynx Sp. N., A Trematode Parasite Of Falco Rusticolus L., Georges Dubois, Robert L. Rausch
Studies On The Helminth Fauna Of Alaska. Xliii. Strigea Macropharynx Sp. N., A Trematode Parasite Of Falco Rusticolus L., Georges Dubois, Robert L. Rausch
Harold W. Manter Laboratory of Parasitology: Faculty Publications
Strigea macropharynx sp. n. (Trematoda : Strigeata, Strigeidae), an intestinal parasite of Falco rusticolus L., is described. Falconiformes harbor two species of Strigea (S. falconis Szidat, 1928, and S. macroconophora,/i> Dubois and Rausch, 1950) with vitellaria terminating near the copulatory bursa. Both differ from the new species in having a pharynx that is smaller than or subequal to the buccal sucker, as well as in other details. In S. elegans Chandler and Rausch, 1947, a parasite of Strigiformes, the eggs are larger, the testes of different form, and the vitellaria extend significantly farther into the region of the copulatory …
Test 916: John Deere 2510 Syncro-Range Diesel, Nebraska Tractor Test Lab
Test 916: John Deere 2510 Syncro-Range Diesel, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 915: John Deere 2510 Power-Shift Diesel, Nebraska Tractor Test Lab
Test 915: John Deere 2510 Power-Shift Diesel, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 914: John Deere 2510 Syncro-Range Gas, Nebraska Tractor Test Lab
Test 914: John Deere 2510 Syncro-Range Gas, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 913: John Deere 2510 Power-Shift Gas, Nebraska Tractor Test Lab
Test 913: John Deere 2510 Power-Shift Gas, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 911: International 424 (Diesel), Nebraska Tractor Test Lab
Test 911: International 424 (Diesel), Nebraska Tractor Test Lab
Nebraska Tractor Tests
EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …
Test 912: Farmall 656 (Diesel), Nebraska Tractor Test Lab
Test 912: Farmall 656 (Diesel), Nebraska Tractor Test Lab
Nebraska Tractor Tests
EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …
Test 910: Farmall 1206 Turbo Diesel, Nebraska Tractor Test Lab
Test 910: Farmall 1206 Turbo Diesel, Nebraska Tractor Test Lab
Nebraska Tractor Tests
No abstract provided.
Test 908: International 424 (Gasoline), Nebraska Tractor Test Lab
Test 908: International 424 (Gasoline), Nebraska Tractor Test Lab
Nebraska Tractor Tests
EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …
Test 909: Farmall 656 (Gasoline), Nebraska Tractor Test Lab
Test 909: Farmall 656 (Gasoline), Nebraska Tractor Test Lab
Nebraska Tractor Tests
EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …
Ultrasonic Tracking Of Migratory Fishes With An Internal Tag, Ross M. Horrall, H. F. Henderson, A. D. Hasler
Ultrasonic Tracking Of Migratory Fishes With An Internal Tag, Ross M. Horrall, H. F. Henderson, A. D. Hasler
School of Natural Resources: Faculty Publications
First paragraph:
A small ultrasonic tag, 9 mm by 40 mm in size, has been developed by members of the fish orientation group at the University of Wisconsin. The tag emits a continuous signal at approximately 65 kc/sec. The signal is received via a directional hydrophone and a high quality communications receiver. Tracking ranges of up to 1 km have been obtained. The placement of the tag is internal: either into the stomach or into the body cavity of the fish. The tags and tracking equipment have been successfully employed in studies on the open water movements and orientation of …
The Coccidian Parasites (Protozoa, Sporozoa) Of Rodents, Norman D. Levine, Virginia Ivens
The Coccidian Parasites (Protozoa, Sporozoa) Of Rodents, Norman D. Levine, Virginia Ivens
Harold W. Manter Laboratory of Parasitology: Library Materials
This monograph summarizes the known information on taxonomy, morphology, life cycle, hosts, location in the host, pathogenicity, geographic distribution, and cross-transmission studies of the 196 named species of coccidia of rodents. These include 176 species of Eimeria, 9 of Isospora, 3 of Wenyonella, 2 each of Cryptosporidium and Klossiella, and 1 each of Dorisiella, Caryospora, Tyzzeria, and Klossia. In addition, similar data are given for those forms for which insufficient information is available to justify assigning them names.
Eimeria, which is the most common genus, has been described from only 15% …
Plant Communities: Native Vegetation Of Nebraska, J. E. Weaver
Plant Communities: Native Vegetation Of Nebraska, J. E. Weaver
Department of Agronomy and Horticulture: Faculty Publications
Thanks to our rapid increase in population ,and the largely indiscriminate spread of urban, industrial, and transport facilities, the time is not far distant when land-use capabilities must receive much more attention than they have enjoyed. Natural, that is pre-settlement, vegetation, integrating as it did the manifold factors of environment, is un-excelled as a guide to potential land use.
Canine Teeth In Two Nebraska Mule Deer, John P. Weigand
Canine Teeth In Two Nebraska Mule Deer, John P. Weigand
Nebraska Game and Parks Commission: Staff Research Publications
During the November 1963 deer hunting season in Nebraska, hunters were required to produce all deer bagged at compulsory check stations. Information regarding species, sex and age of all deer checked was recorded at each station. It was at the North Platte station that the author examined the deer described below. A total of 423 deer, of which 322 were mule deer, were examined at this station.
Paternal Half-Sib Correlations Between Pairs In The Same And Different Herds, L. Dale Van Vleck
Paternal Half-Sib Correlations Between Pairs In The Same And Different Herds, L. Dale Van Vleck
Department of Animal Science: Faculty Publications
Correlations were computed between first lactation milk records expressed as deviations from herd-mate averages of pairs of Holstein paternal half-sibs in the same and in different herds. These were compared to the comparable daughter-dam regressions. After correcting the daughter-dam regression for environmental correlation and change in variance from the dam to the daughter generation, both the daughter- dam and paternal half-sib estimates of heritability were about .34, which suggests that maternal genetic variance is. unimportant. This estimate is, however, higher than the .25 found from the paternal half-sib estimate from an analysis for variance components.
The comparison of the half-sib …
Test 907: Nuffield 10 / 60 (Diesel), Nebraska Tractor Test Lab
Test 907: Nuffield 10 / 60 (Diesel), Nebraska Tractor Test Lab
Nebraska Tractor Tests
EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …
The Breeding Population Of Waterfowl On The Chippewa National Forest, John Mathiesen
The Breeding Population Of Waterfowl On The Chippewa National Forest, John Mathiesen
United States Department of Agriculture, Forest Service / University of Nebraska-Lincoln: Faculty Publications
The purpose of this paper is to describe the characteristics of the breeding waterfowl population on the Chippewa National Forest in north central Minnesota.
Genetic Covariances Among Relatives For Dairy Lactation Records, L. Dale Van Vleck, G. E. Bradford
Genetic Covariances Among Relatives For Dairy Lactation Records, L. Dale Van Vleck, G. E. Bradford
Department of Animal Science: Faculty Publications
Trios of first lactation records of a cow, her dam, and her granddam were analyzed in an attempt to distinguish between additive by additive genetic effects and maternal genetic effects as possible explanations of much higher heritability estimates from daughter-dam regression than from paternal half-sib correlations. The results based on first lactation records expressed as deviations from herdmate averages suggest that additive by additive effects, and probably environmental correlation contribute little or nothing to covariance between daughter and dam records. Genetic maternal effects may account for about 20% and direct additive genetic effects for 23% of within-herd variance for first …
Test 906: Kubota Rv (Gasoline), Nebraska Tractor Test Lab
Test 906: Kubota Rv (Gasoline), Nebraska Tractor Test Lab
Nebraska Tractor Tests
EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …
Changes In Milk Production In Relation To Changes In Feeding And Management Practices In Dairy Herd Improvement Association Herds, J. B. Stone, J. D. Burke, H. R. Ainslie, L. Dale Van Vleck
Changes In Milk Production In Relation To Changes In Feeding And Management Practices In Dairy Herd Improvement Association Herds, J. B. Stone, J. D. Burke, H. R. Ainslie, L. Dale Van Vleck
Department of Animal Science: Faculty Publications
All Holstein herds of over 20 cows which had automated data processed dairy herd improvement association (DHIA) records from Cornell laboratory for two consecutive years from 1960 to 1964 were used to determine production, feeding, and management changes. The average number of herds for the four 2-yr comparisons was 2,688, 60% in New York and the remainder in neighboring states. Results in the two locations agreed. The yearly changes and standard deviations of changes per cow for the New York herds were milk production, + 157 ± 400 kg; grain feeding, + 88 ± 241 kg; succulent forage, + 0.13 …
Change In Variance Components Associated With Milk Records With Time And Increase In Mean Production, L. Dale Van Vleck
Change In Variance Components Associated With Milk Records With Time And Increase In Mean Production, L. Dale Van Vleck
Department of Animal Science: Faculty Publications
First-lactation milk records of artificially sired Holstein cows in New York were analyzed by a sire-by-herd variance component analysis separately for each year from 1954 to 1962. The two variables analyzed were 305-day, 2 ×, mature equivalent records and the mature equivalent records expressed as deviations from the average of their herd-mates. The total variance steadily increased with change in time. Most of the increase (r = .97) was accounted for by increase in mean production. The relative increase in the sire component of variance was slightly faster than the increase in residual variance. Thus, heritability estimated from the paternal …
Correlations Among Records Of Unrelated Cows In The Same Herd And The Same And Different Year-Seasons, L. Dale Van Vleck
Correlations Among Records Of Unrelated Cows In The Same Herd And The Same And Different Year-Seasons, L. Dale Van Vleck
Department of Animal Science: Faculty Publications
Correlations were computed between pairs of first-lactation milk records of unrelated Holstein cows in New York, where the records were made in the same herd and same year-season of freshening, and in the same herd but different year-seasons of freshening. Records were expressed as deviations from herd-mate averages. The average correlation between pairs in the same herd-year-season was .01. The average correlation when the pair of records was made one season apart was .08, and two seasons apart was .06. The pattern of correlations between a pair of records made more than 3 or 2 yr apart appears to be …