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Articles 31 - 60 of 124

Full-Text Articles in Life Sciences

The Production Of Pasture Seeds : Facts And Figures, B J. Quinlivan Jan 1965

The Production Of Pasture Seeds : Facts And Figures, B J. Quinlivan

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

THE production of grass and legume pasture seeds in Western Australia has expanded noticeably in the last two or three years

With this expansion has come some publicity, at times accurate at other times not so accurate.


Pullorum Tested Poultry Flocks, 1965, Department Of Agriculture, Western Australia Jan 1965

Pullorum Tested Poultry Flocks, 1965, Department Of Agriculture, Western Australia

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

PULLORUM disease has been virtually eliminated from breeding and hatchery poultry flocks in Western Australia by the annual blood-testing of all birds and the destruction of reactors.


Peach Leaf Curl, Department Of Agriculture, Western Australia Jan 1965

Peach Leaf Curl, Department Of Agriculture, Western Australia

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

PEACH LEAF CURL is a common disease in Western Australia during the spring and early summer.


Recommended Oat Varieties, 1966, J L. Mcmullan Jan 1965

Recommended Oat Varieties, 1966, J L. Mcmullan

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

THE varieties Avon, Fulmark, Irwin, Kent and Ballidu are recommended for sowing in 1966 by the Department of Agriculture and the Coarse Grains Advisory Committee.

The areas suitable for these varieties, when planted for various purposes, are given in the map and tables.


Vibriosis In Sheep, Stanley M. Dennis Jan 1965

Vibriosis In Sheep, Stanley M. Dennis

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

OVINE VIBRIOSIS or vibrionic abortion, a serious disease of breeding ewes, has been known for almost 50 years and has been reported from most of the important sheep breeding areas of the world.

It is capable of causing serious economic loss.


The Baconer Carcass Competition : A Guide To Better Quality Pigs, P Mcnamara Jan 1965

The Baconer Carcass Competition : A Guide To Better Quality Pigs, P Mcnamara

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

TO PROMOTE the ever-increasing trade with Britain and encourage quality production, the Australian Meat Board sponsored the 1937 All Australian Baconer and Pork carcass competition.


Mastitis : Prevention And Control. 3. Implementing The Mastitis Control Programme, F C. Wilkinson Jan 1965

Mastitis : Prevention And Control. 3. Implementing The Mastitis Control Programme, F C. Wilkinson

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

FARMERS who have followed the first two articles in this series should by now have established the recommended milking routine and be familiar with it.


Milking Machine Efficiency And Shed Husbandry Practices, G R. Olney Jan 1965

Milking Machine Efficiency And Shed Husbandry Practices, G R. Olney

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

MILKING machine efficiency on dairy farms in the Bridgetown, Greenbushes, Balingup, Boyup Brook and Nannup areas was the subject of a recent testing survey.

During the survey 106 machines were tested and the results assessed statistically to gauge the general level of machine efficiency in these districts.


How To Identify Twin-Born Lambs, G T. Halpin, P. Nelson Jan 1965

How To Identify Twin-Born Lambs, G T. Halpin, P. Nelson

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

IN the past few years it has become widely accepted that the ability to produce twin or multiple lambs is a heritable characteristic.

This means that breeding from sheep born as twins should give more multiple births and higher lambing percentages than breeding from sheep born as single lambs.


Weed Control : Watsonia, Onehunga Weed, Western Australia, Geoffrey A. Pearce Jan 1965

Weed Control : Watsonia, Onehunga Weed, Western Australia, Geoffrey A. Pearce

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

Suggested controls for two persistent weeds.


The Control Of Stock Medicines, J Shilkin Jan 1965

The Control Of Stock Medicines, J Shilkin

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

WHILST it is generally known that medicines sold for human use are the concern of the various health authorities throughout Australia and that many precautions are taken to ensure that these are both safe and efficient, it may not be so widely known that the sale of preparations for both internal and external use in stock is controlled for the same purposes by the veterinary authorities.


A Herbicide For Native Poison Plants, Department Of Agriculture, Western Australia Jan 1965

A Herbicide For Native Poison Plants, Department Of Agriculture, Western Australia

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

THE usual method of killing poison plants is by a programme of ploughing, cropping and burning.

The burning not only destroys a proportion of the plants, but stimulates the germination of dormant seeds, which otherwise would remain in the soil in a viable condition for many years.


The Nutritive Value Of Poultry Feed Ingredients, P Smetana Jan 1965

The Nutritive Value Of Poultry Feed Ingredients, P Smetana

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

THE lack of comprehensive feed ingredient analysis charts, compiled specifically for Australian conditions, has prompted the compilation of the table presented here.


How To Care For Orphan Lambs, Stanley M. Dennis Jan 1965

How To Care For Orphan Lambs, Stanley M. Dennis

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

WITH the current high price and shortage of sheep in W.A., farmers might consider the bother of artificially rearing orphan lambs more worthwhile than before.


Lot Feeding Of Beef Cattle. 4. Cattle For Feed Lots, W J O Wilkie Jan 1965

Lot Feeding Of Beef Cattle. 4. Cattle For Feed Lots, W J O Wilkie

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

BREED, age, condition, health, temperament and sex are all important in feed lot cattle.


Contour Planting For Hillside Orchards. Part 1, N H. Shorter Jan 1965

Contour Planting For Hillside Orchards. Part 1, N H. Shorter

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

FRUIT growers intending to plant an orchard on sloping land, would be well advised to consider the suitability of the block for planting on a contour system.


Early Hail Marks On Apples Do Not Grow Out, N H. Shorter, J. C. Rowbotham Jan 1965

Early Hail Marks On Apples Do Not Grow Out, N H. Shorter, J. C. Rowbotham

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

ALTHOUGH the 1964/65 season brought a record crop with a good proportion of high quality fruit, the year was marred by several violent hailstorms in separate parts of the South-West.


Root Knot Eelworm And Its Control, O M. Goss Jan 1965

Root Knot Eelworm And Its Control, O M. Goss

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

ROOT galling caused by root knot eelworm attack is very common in the lighter sandy soils of Western Australia.

This parasitic worm causes severe unthriftiness which may even result in the death of the plant, particularly during the summer months when the disease is most damaging.

Root knot eelworm has a wide host range.


Robinia : The False Acacia, Robert Dunlop Royce Jan 1965

Robinia : The False Acacia, Robert Dunlop Royce

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

ROBINIA, the false acacia, is a tree up to 60 feet high, and is native to the eastern United States.

There it develops a trunk 3 or 4 feet in diameter and produces a hard close grained and durable timber.

In America it is known as black locust or simply as locust.


Wheat Quality Surveys In Western Australia. Part 1. The Distribution Of Areas Producing High And Low Protein Wheat, J A. Parish Jan 1965

Wheat Quality Surveys In Western Australia. Part 1. The Distribution Of Areas Producing High And Low Protein Wheat, J A. Parish

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

THIS article reports results from survey work carried out by the author, in collaboration with Co-operative Bulk Handling Ltd., on wheat drawn from all receival points in Western Australia during the period 1956-63.


Wheat Quality Surveys In Western Australia. 2. Variation Between Seasons And Localities In The Production Of High And Low Protein Wheat, J A. Parish Jan 1965

Wheat Quality Surveys In Western Australia. 2. Variation Between Seasons And Localities In The Production Of High And Low Protein Wheat, J A. Parish

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

Although the protein content of West Australian f.a.q. wheat averages only 9.4 per cent., often substantial amounts of comparatively high protein wheat are contained in this mixture.

However the quantity varies widely from year to year and is obtained from widely scattered areas of the wheatbelt.


Barley Variety Trials, 1964, J L. Mcmullan, J. A. Parish Jan 1965

Barley Variety Trials, 1964, J L. Mcmullan, J. A. Parish

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

The most promising varieties in last year's trials were the 2 row crossbreds W44 and W45 and the 6 row white grained variety Atlas 57.

BARLEY variety trials were located on four Research Stations and on farmers' properties at Northampton, Tammin and Mt. Barker. Brief details of the characteristics of the varieties and crossbreds under test were given in a previous article.


Fence Out Those Rabbits, J C. Rowbotham Jan 1965

Fence Out Those Rabbits, J C. Rowbotham

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

THERE is probably no more distressing sight to orchardists' eyes than two or three hundred young fruit trees that have been damaged by rabbits.


Remarkable Success Of Bovine T.B. Eradication Campaign, J Shilkin Jan 1965

Remarkable Success Of Bovine T.B. Eradication Campaign, J Shilkin

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

Less than 20 years ago Perth dairy herds had the highest T.B. incidence of any Australian capital city and half of the Kalgoorlie cattle had the disease.

Why this was so and how the eradication campaign has reduced the incidence of less than 0.3 per cent, in 128,000 cattle is discussed in this article.


Pasture Seeds : 1965 Statistics And Comments, B J. Quinlivan Jan 1965

Pasture Seeds : 1965 Statistics And Comments, B J. Quinlivan

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

A KNOWLEDGE of market conditions and procedures is not of direct importance to some primary producers.

For example, cereal growers as individuals are neither in a position to negotiate prices nor does their production have any direct effect on prices.


Starvation In Newborn Lambs, Stanley M. Dennis Jan 1965

Starvation In Newborn Lambs, Stanley M. Dennis

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

INVESTIGATIONS over the past three years have shown that most lamb deaths in Western Australia occurred within the first three days of life.

Sixty per cent, of these losses were due to starvation/mismothering.


Calfhood Diseases. 1. Gastro-Intestinal Diseases, M R. Gardiner Jan 1965

Calfhood Diseases. 1. Gastro-Intestinal Diseases, M R. Gardiner

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

CALFHOOD disease may be divided for convenience into three main categories:

• Those affecting the gastro-intestinal tract, including diseases of an infectious nature and those arising as a result of infestation by worms (parasitism).

• Those affecting the respiratory system, including lungworms.

• Those resulting from nutritional deficiencies, especially vitamins and minerals.


Don't Neglect Bitter Pit Sprays, Department Of Agriculture, Western Australia Jan 1965

Don't Neglect Bitter Pit Sprays, Department Of Agriculture, Western Australia

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

BITTER pit is a serious fault in export apples and each year considerable quantities of f r u i t are rejected for export on this account.

Now that control measures are available, it is most important that they be applied.


Root Growth Of Apple Trees, J E L Cripps Jan 1965

Root Growth Of Apple Trees, J E L Cripps

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

IT will surprise even experienced growers to know that an apple tree in W.A. needs twice the quantity of roots the same tree would need in a more temperate climate such as England's.


Congenital Abnormalities In Sheep In Western Australia, Stanley M. Dennis Jan 1965

Congenital Abnormalities In Sheep In Western Australia, Stanley M. Dennis

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

IN every flock of sheep an abnormal or deformed lamb is seen from time to time.

But in some flocks in some years the incidence of these abnormal lambs is higher than usual.