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Articles 34321 - 34350 of 36498

Full-Text Articles in Animal Sciences

Enterotoxaemia (Pulpy Kidney Disease), J Craig Jan 1966

Enterotoxaemia (Pulpy Kidney Disease), J Craig

Journal of the Department of Agriculture, Western Australia, Series 4

ENTEROTOXAEMIA, or pulpy kidney disease, is found in all areas of the world where sheep are raised and has occurred in Western Australia for many years, particularly in the great southern districts.

At one time it was known as "Beverley sheep disease."

The infectious nature of enterotoxaemia was first described by Bennets in 1932.


Animal Husbandry Research At Bramley, Department Of Agriculture, Western Australia Jan 1966

Animal Husbandry Research At Bramley, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

A progress report of animal husbandry investigations at the Bramley Animal Husbandry Research Station, Margaret River.

BRAMLEY RESEARCH STATION is four miles north of Margaret River.

The average annual rainfall of 45 inches falls mainly in the winter, providing a seven-month growing season which starts in March or April.

The June-July period is excessively wet, causing extensive waterlogging of the soils.


1966 Beef Cattle Progress Report Of Research Activities, E. F. Frolik, H. H. Kramer Jan 1966

1966 Beef Cattle Progress Report Of Research Activities, E. F. Frolik, H. H. Kramer

Nebraska Beef Cattle Reports

Many beef cattle breeders in the United States and other countries are following the progress of the selection experiment at the Fort Robinson Beef Cattle Research Station, Crawford, Nebraska. Three lines of Hereford cattle from the same genetic foundation are under selection. Line 21 is selected for 200-day weight. Line 22 is selected for yearling weight. Line 23 is selected for an index combining yearling weight and a score for muscling and fat thickness.

Each line is operated as a closed herd so it will be possible to determine how much improvement in economic traits can be made by selecting …


The Gross And Microscopic Anatomy Of The Ducts Connecting The Testis And Epididymis In The Mouse, Bruce F. Lindgren Jan 1966

The Gross And Microscopic Anatomy Of The Ducts Connecting The Testis And Epididymis In The Mouse, Bruce F. Lindgren

All Graduate Theses, Dissertations, and Other Capstone Projects

In man and other mammals including the mouse, spermatozoa are produced in the testis. Before they are mature, spermatozoa leave the testis and pass through a system of excurrent ducts where they acquire an enhanced capacity for fertilization (Young, 1931; Blandau and Rumery, 1961). These ducts include the tubuli recti, rete testis, ductuli efferentes, ductus epididymidis, and ductus deferens. The contribution of individual parts of this excurrent duct system to spermatozoan maturation is poorly understood.

This study was undertaken to describe the gross and microscopic anatomy of the tubuli recti, rete testis, ductuli efferentes, and their proximal and distal connections …


List Of Department Of Agriculture Publications, Department Of Agriculture, Western Australia Jan 1966

List Of Department Of Agriculture Publications, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

THE following publications are available on application from the Department of Agriculture.

Most of the bulletins listed are reprints from the Journal of Agriculture and are free of charge (except where a price is stated).

The date of original publication of reprints is stated to facilitate reference to bound volumes of the Journal.


Comparisons Of Broiler Rations, D F. Hessels Jan 1966

Comparisons Of Broiler Rations, D F. Hessels

Journal of the Department of Agriculture, Western Australia, Series 4

PELLETS are the most profitable feed for broiler chickens—but when they contain about two-thirds cereal, does it pay a country grower to pay freight on pellets when cereals are plentiful in his district?


A Potential Champ? [Distemper In Dogs], F C. Wilkinson Jan 1966

A Potential Champ? [Distemper In Dogs], F C. Wilkinson

Journal of the Department of Agriculture, Western Australia, Series 4

THE mother of this pup was an eight-year-old sheep dog and in the eyes of her owner she was a champion and well worth her keep.

She was perhaps slowing down a little, so the best looking pup out of the last litter had been kept as a possible replacement.


Relationships Among Some Physical And Chemical Parameters Of Full- Versus Limited-Fed Yorkshire Pigs Slaughtered At Different Live Weights, G. M. Babatunde, W. G. Pond, L. Dale Van Vleck, G. H. Kroening, J. T. Reid, J. R. Stouffer, G. H. Wellington Jan 1966

Relationships Among Some Physical And Chemical Parameters Of Full- Versus Limited-Fed Yorkshire Pigs Slaughtered At Different Live Weights, G. M. Babatunde, W. G. Pond, L. Dale Van Vleck, G. H. Kroening, J. T. Reid, J. R. Stouffer, G. H. Wellington

Department of Animal Science: Faculty Publications

An experiment was designed using 30 Yorkshire pigs to study the influence of slaughter weight and feed restriction on carcass cut-out data and to relate these physical measurements to the chemically-determined proximate components. As slaughter weight increased from 79 to 102 kg., the percent of all lean cuts decreased significantly, while that of fat cuts and back-fat thickness increased significantly. Absolute amounts of both fat and lean cuts increased with slaughter weight. Feed restriction significantly increased most of the lean parameters studied and reduced the fat measurements. It increased percent of head and reduced the percent of offal (gastrointestinal tract …


Heat Resistance Experiments With The Longear Sunfish, Lepomis Megalotis (Rafinesque), William H. Neill, Kirk Strawn, James E. Dunn Jan 1966

Heat Resistance Experiments With The Longear Sunfish, Lepomis Megalotis (Rafinesque), William H. Neill, Kirk Strawn, James E. Dunn

Journal of the Arkansas Academy of Science

No abstract provided.


The Effect Of Methods Of Storage On The Gross Energy, Chemical Composition And Feeding Value Of Alfalfa, Guru Prasad Mohanty Jan 1966

The Effect Of Methods Of Storage On The Gross Energy, Chemical Composition And Feeding Value Of Alfalfa, Guru Prasad Mohanty

Electronic Theses and Dissertations

Production of good quality hay or silage and its proper storage without loss of the nutritive value is an important problem for dairy farmers. They are particularly interested in meeting the energy needs in feeding their herds for milk production. During the past decade there has been a substantial increase in the volume and intensity of research towards the nutritional and calorimetric aspects of cattle feeds. A number of unavoidable problems come in the way of their application causing financial disaster in today’s competitive economy of dairy farming. To increase milk production or to maintain a high level of production, …


Trichinosis, Usda Jan 1966

Trichinosis, Usda

United States Department of Agriculture-Agricultural Research Service / University of Nebraska-Lincoln: Faculty Publications

Trichinosis is a disease that is caused by small threadlike worms called trichinae. I It is not catching. People get trichinosis when they eat raw or underdone pork that contains trichinae. Few of the millions of hogs killed each year for food have living trichinae in their muscles, but, since there are some, you should never eat pork that is not properly cooked. Cooking pork throughout kills the worms.


Some Helminths Of Itasca Park Fishes, Omer R. Larson Jan 1966

Some Helminths Of Itasca Park Fishes, Omer R. Larson

Journal of the Minnesota Academy of Science

A helminth survey was conducted'. on 12 species of fish taken from the waters of Itasca State Park. An abundant and varied helminth fauna was found, with 3 l parasitic forms identified to genus or species. By taxonomic groups these included, 20 trematodes, 5 cestodes, 2 acanthocephalans, and 4 nematodes. Every fish examined was parasitized, but yellow perch and rockbass possessed the greatest variety of helminths. Based on the results of this survey, several aspects of parasite life cycles, geographic distribution, and hast specificity are discussed.


Stocking Rates With Growing Cattle At Wokalup Research Station, Maurice C. Cullity Jan 1966

Stocking Rates With Growing Cattle At Wokalup Research Station, Maurice C. Cullity

Journal of the Department of Agriculture, Western Australia, Series 4

CONSIDERABLE attention has been given in Australia and in overseas countries to methods of grazing control, and to the effects of varying stocking concentrations.

There is evidence that the highest yields per animal—of milk or butterfat per cow, or of weight increase per growing or fattening beast—are not necessarily a true reflection of the greatest output from the farm, as indicated by the measure of yield per acre.


A Sick Ewe Why? [Pregnancy Toxaemia], F C. Wilkinson Jan 1966

A Sick Ewe Why? [Pregnancy Toxaemia], F C. Wilkinson

Journal of the Department of Agriculture, Western Australia, Series 4

THIS dazed-looking ewe was seen wandering aimlessly around with an unsteady gait.

Three other ewes had died after a similar sickness lasting about four days.

Two more sheep in the flock of 350 ewes were also sick. One of them was down with its head on one side.


Enhanced Phagocytosis Of Salmonella Enteritidis With Hypoagglutinating Mouse Antisera, Jack Lockhart, Leo J. Paulissen Jan 1966

Enhanced Phagocytosis Of Salmonella Enteritidis With Hypoagglutinating Mouse Antisera, Jack Lockhart, Leo J. Paulissen

Journal of the Arkansas Academy of Science

No abstract provided.


Skim Milk : Is A Valuable Pig Feed, But It Should Be Balanced By Other Foods, P Mcnamara, R. Sprivulis Jan 1966

Skim Milk : Is A Valuable Pig Feed, But It Should Be Balanced By Other Foods, P Mcnamara, R. Sprivulis

Journal of the Department of Agriculture, Western Australia, Series 4

SKIM milk is a source of high quality protein, and as such is a valuable feed for young pigs.

Pigs will live and grow on skim milk alone, but it is not a balanced food. You will not get the best out of the milk or the pigs if the diet is not balanced by other foods.


List Of Registered Stock Foods And Stock Licks, 1965-66, H G. Cariss Jan 1966

List Of Registered Stock Foods And Stock Licks, 1965-66, H G. Cariss

Journal of the Department of Agriculture, Western Australia, Series 4

A l l foods for stock sold in Western Australia are required by the Feeding Stuffs Act, 1928-1955, to be registered annually with the Department of Agriculture.

For the purposes of the Act, "Food for Stock" includes stock licks, which in turn embrace all preparations claimed to supply or primarily intended to supply mineral matter to stock.


Planning A Dairy Farm, A W. Hobbs Jan 1966

Planning A Dairy Farm, A W. Hobbs

Journal of the Department of Agriculture, Western Australia, Series 4

THE average dairy farmer makes improvements to his property as opportunity offers, working towards a goal he has formulated in his mind.

This gradual development may eventually lead to his desired layout.


Down And Out [Pulpy Kidney Disease], F C. Wilkinson Jan 1966

Down And Out [Pulpy Kidney Disease], F C. Wilkinson

Journal of the Department of Agriculture, Western Australia, Series 4

Two days previously the weaner mob had broken through a gate into a hundred acre paddock in which an excellent green oat crop was growing.

The owner had not been particularly worried because the oats needed grazing. When however, he went to check the water troughs and found 17 weaners dead, he became perturbed.


Worms In Sheep. 1. The Worms Which Infest Sheep In W.A, R W. Butler Jan 1966

Worms In Sheep. 1. The Worms Which Infest Sheep In W.A, R W. Butler

Journal of the Department of Agriculture, Western Australia, Series 4

Parasitic worms of sheep occur so widely that they are a problem of most flocks.

While a few worms might be of little consequence, worms can kill many sheep and could cause serious economic loss in the agricultural areas of W.A.

This first article describes the types of worms and their effects on sheep.


Agriculture In Williams-West Arthur : Report Of A Survey Of Farm Practices, A W. Hogstrom Jan 1966

Agriculture In Williams-West Arthur : Report Of A Survey Of Farm Practices, A W. Hogstrom

Journal of the Department of Agriculture, Western Australia, Series 4

THIS article summarises the results of a survey of 81 farms in the Williams and West Arthur Shires, carried out by officers of the Department of Agriculture at the request of the Central South Zone Development Committee.

Field work for the survey started in 1961.


Production-Line Calf Feeding, F J. Fielder, A. Hamilton Jan 1966

Production-Line Calf Feeding, F J. Fielder, A. Hamilton

Journal of the Department of Agriculture, Western Australia, Series 4

MANY cream-producing dairy farmers have found that it can be profitable to increase the number of calves they rear. In fact, it is big business for those who can rear up to 200 calves a year, and a few have already achieved this number.


Rules Of The Western Australian Pure Bred Dairy Cattle Production Recording Scheme, Department Of Agriculture, Western Australia Jan 1966

Rules Of The Western Australian Pure Bred Dairy Cattle Production Recording Scheme, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

REVISION of these rules was necessary because of the amalgamation of the field work with that of Grade Herd Recording.

Adjustments have been made to facilitate more expeditious handling of records in the Department's Head Office.

Other minor changes have been made to bring the rules into line with present day practice.


Baby Beef Production In W.A, D J. Barker Jan 1966

Baby Beef Production In W.A, D J. Barker

Journal of the Department of Agriculture, Western Australia, Series 4

BABY beef should be marketed at about 500-600 lb. liveweight at less than 12 months old, and should be in prime condition to be sought after by the trade.


Review Of Key To Parasites Of Freshwater Fish Of The U.S.S.R., Glenn L. Hoffman Jan 1966

Review Of Key To Parasites Of Freshwater Fish Of The U.S.S.R., Glenn L. Hoffman

United States Fish and Wildlife Service: Publications

This is a translation of the Russian book, Opredelitely Parazitov Presnovodnykh Ryb SSSR, by the above authors, Izdatel'stvo Akademii Nauk SSSR, Moscow-Leningrad, 1962. It is essentially a key to the identification of the species of parasites of the freshwater fishes of Russia including longer descriptions of the higher taxa.


Symposium O Koroptvi / Symposium On Partridge: Výzkumný Űstav Lesniho Hospodářství A Myslivosti Československý Myslivecký Svaz, Czechoslovak Forestry And Game Management Research Institute, Czechoslovak Hunting Union Jan 1966

Symposium O Koroptvi / Symposium On Partridge: Výzkumný Űstav Lesniho Hospodářství A Myslivosti Československý Myslivecký Svaz, Czechoslovak Forestry And Game Management Research Institute, Czechoslovak Hunting Union

Galliformes Specialist Group and Affiliated Societies: Conference Proceedings

English abstract

The Symposium on Partridge was organized by the Forestry and Czechoslovak Game Management Research Institute and the Czechoslovak Hunting Union and held in Prague, Czechoslovakia in October 1965. Participants in the symposium were specialists and scientific workers from Czechoslovakia and some scientists from abroad. There were two major themes: 1. the present state of partridge research and 2. conservation issues, including the problems and prospects of partridge stocks.

Papers concerned biology of partridges, ecology, population dynamics, migration, nestng, food, influence of predators, health, helminths, gapes, hemogram, rearing of partridges, rearing of chicks, penning, wintering in pens, protection during …


Whole Issue Nebraska Bird Review (January 1966) 34(1) Jan 1966

Whole Issue Nebraska Bird Review (January 1966) 34(1)

Nebraska Bird Review

Table of Contents

Some Observations of Vertebrate Fauna of the Nebraska Sandhills, 1941 through 1943 ..................2

Fall Field Day ..................15

Correction to 1965 Spring Report ..................16

Book Reviews ..................16

General Notes ..................16

Excerpts From· Letters ..................17

Some Spring Migrant and Breeding Records from Northern Nebraska ..................18

August Eiche ..................20

Edgar D. Wieder ..................20


Inheritance Of Behavioral Characters In F2 Mallard X Pintail (Anas Platyrhynchos L. X Anas Acutas L.) Hybrids, Roger S. Sharpe, Paul A. Johnsgard Jan 1966

Inheritance Of Behavioral Characters In F2 Mallard X Pintail (Anas Platyrhynchos L. X Anas Acutas L.) Hybrids, Roger S. Sharpe, Paul A. Johnsgard

Paul Johnsgard Collection

The present study was undertaken to compare the inheritance of behavioral and morphological features of two closely related species of Anas, and to attempt to establish whether any significant degree of behavioral variation occurs in the second generation which could be attributed to these genetic processes.

Two closely related species of Anas, the Common Mallard (A. p. platyrhynchos) and the Common Pintail (A. a. acuta), were selected for study. Both species have been repeatedly hybridized in captivity (GRAY, 1958; PHILLIPS, 1915, 1921), and occasionally hybrids occur in the wild. MAYR (1963) has commented on the …


Survey Of The Fishes Of Tomales Bay With Notes On The Life History Of The White Seaperch, Phanerodon Furcatus Girard, Tapan Banerjee Jan 1966

Survey Of The Fishes Of Tomales Bay With Notes On The Life History Of The White Seaperch, Phanerodon Furcatus Girard, Tapan Banerjee

University of the Pacific Theses and Dissertations

Tomales Bay is situated in Marin County, about 40 miles north-west of San Francisco. This shallow bay averages about 1.5 miles in width and is about 12.6 miles in length, with an average depth of 12 feet (Johnson, Bryant and Hedgpeth, 1961). Oyster and herring comprise the main fishing industry, although the bay contributes a great amount of perch, smelt, halibut, and shark. Gill and seine nets are the most common gear used by fishermen.

The primary objectives of this study were: (1) to determine the species composition of the bay, and the relation between seining success at different localities …


'65 Saw Feathered Chums Nested, Protected, Inspected, Jessie Maye Smith Dec 1965

'65 Saw Feathered Chums Nested, Protected, Inspected, Jessie Maye Smith

Jessie Maye Smith Birds and Watchers Columns Collection

No abstract provided.