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Department of Primary Industries and Regional Development, Western Australia

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Articles 5911 - 5940 of 6318

Full-Text Articles in Life Sciences

Let's Look At Herringbone Dairies, R A. Bettenay, F. Fielder Jan 1961

Let's Look At Herringbone Dairies, R A. Bettenay, F. Fielder

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

THE first of the modern type herringbone dairies in Western Australia was constructed by Mr. F. Tucker of Ruabon, in 1957.

Since then there has been strong interest in this system, and there are now at least six such sheds operating in the district between Ludlow and Augusta. Many more are being constructed.


Poultry Diseases In Western Australia, I. J. Miller, P Smetana Jan 1961

Poultry Diseases In Western Australia, I. J. Miller, P Smetana

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

POULTRY diseases constitute a major factor in losses sustained by the industry.

It is the aim of this article to provide a ready source of information to assist the poultry farmer in understanding the common disease conditions that he is likely to encounter and to suggest possible means of control and treatment.


Salt Land Management : Too Early To Graze Bluebush, Department Of Agriculture, Western Australia Jan 1961

Salt Land Management : Too Early To Graze Bluebush, Department Of Agriculture, Western Australia

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

M ANY people, including research officers in this Department, have examined bluebush and saltbush plantings in spring, and, finding nothing, have assumed failure.


Powdery Mildew Of Cucurbits, R F. Doepel Jan 1961

Powdery Mildew Of Cucurbits, R F. Doepel

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

Powdery Mildew is one of the most damaging fungal diseases of cucurbits in Western Australia.

Disease development reaches epidemic proportions in most years and results in reduction in yield and quality of crops.

Regular applications of fungicides give economic control on susceptible varieties.


Recommended Wheat Varieties : 1962, Department Of Agriculture, Western Australia Jan 1961

Recommended Wheat Varieties : 1962, Department Of Agriculture, Western Australia

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

AS a guide to farmers planting recommended wheat varieties, the Wheat and Sheep Division of the Department of Agriculture has produced a new map of the West Australian wheatbelt, showing where these varieties should be planted.


Pickled Wheat Is Safe For Sheep : Feeding Trial, J Craig, H. P. Dwyer Jan 1961

Pickled Wheat Is Safe For Sheep : Feeding Trial, J Craig, H. P. Dwyer

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

FARMERS are often left with a surplus of pickled grain from seed wheat supplies. Many would like to feed this to their stock, but do not do so because they think there may be a risk of poisoning.

This trial was designed to investigate the effects of feeding such grain to sheep.


Honey Flora Calendar For December, R S. Coleman Jan 1961

Honey Flora Calendar For December, R S. Coleman

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

A look at flora available in December


Chemical Poisoning In Animals. 2. Lead, H D. Seddon Jan 1961

Chemical Poisoning In Animals. 2. Lead, H D. Seddon

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

LEAD is the most frequent cause of poisoning in farm animals, especially of cattle.

All animals and man are susceptible to large doses, but small repeated doses may accumulate to toxic proportions in the body.

Cattle and sheep are more susceptible to poisoning and are more likely to have access to sources of lead.


Honey Flora Calendar For November, R S. Coleman Jan 1961

Honey Flora Calendar For November, R S. Coleman

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

A look at the Flora available in November.


Antibiotics And Sterilisers In The Dairy Industry, K Needham, N. Ingleton Jan 1961

Antibiotics And Sterilisers In The Dairy Industry, K Needham, N. Ingleton

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

A S a consequence of the rapid advances made in all aspects of technology there are an ever increasing number of preparations becoming available to the dairy farmer, to assist both in the control of disease in his crops, pastures and animals and to maintain and enhance the quality of his dairy products.

These are—antibiotics, sterilisers, detergents, various weedicides and pesticides


Identicial Twins : A Valuable Aid To Animal Husbandry Research, Department Of Agriculture, Western Australia Jan 1961

Identicial Twins : A Valuable Aid To Animal Husbandry Research, Department Of Agriculture, Western Australia

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

A T a recent field day at Wokalup Research Station a set of identical twins was shown as being the start of a project to build up a herd or number of such, for research and extension work.


It's Marking Time, Department Of Agriculture, Western Australia Jan 1961

It's Marking Time, Department Of Agriculture, Western Australia

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

Many thousands of lambs will be marked this month! When marking, remember:—


Walnut Growing In The Bickley Valley, E L. Neave Jan 1961

Walnut Growing In The Bickley Valley, E L. Neave

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

WALNUTS require special conditions of climate and soil for satisfactory production and there are few places in this State where commercial plantings have been successfully established.

One small planting of interest is located in the Bickley Valley, in the hills close to Perth. The Bickley Valley is best known for its citrus and stone fruits


Honey Flora Calendar For June, R S. Coleman Jan 1961

Honey Flora Calendar For June, R S. Coleman

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

Flora available in June


Saving Labour In Feeding Calves, R A. Bettenay Jan 1961

Saving Labour In Feeding Calves, R A. Bettenay

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

PRESENT day values are such that no farmer can afford not to dispose of his calves to the best advantage.

With the lighter breeds this might still mean vealing all bull calves within a week of birth, but with heavier breeds it is now more economical to keep all calves until they are at least six to eight months old.


New Recommendations For Fruit Fly Control, D G. Shedley Jan 1961

New Recommendations For Fruit Fly Control, D G. Shedley

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

THE MEDITERRANEAN FRUIT FLY (Ceratitis capitata Wied) is one of the most serious horticultural pests in Western Australia.

For more than 50 years growers of stone fruit and pears have not been able to relax their activities against this pest.

Despite all their action however, there have been many occasions when fruit losses have been very severe.


Sarcoptic Mange Of Pigs, H D. Seddon, F. C. Wilkinson Jan 1961

Sarcoptic Mange Of Pigs, H D. Seddon, F. C. Wilkinson

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

THIS parasitic disease appears to be much more common than is usually recognised; for, while severe cases with chronic skin lesions are readily seen, light infestations, especially on coloured pigs often go unnoticed.

When it is realised that even lightly infested pigs require twice as much feed to make one pound gain in live weight as do uninfested pigs, then early recognition and treatment of the disease becomes an obvious economical necessity.


Minor Elements Can Be Overdone, L T. Jones Jan 1961

Minor Elements Can Be Overdone, L T. Jones

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

T H E term "minor elements" which is now commonly used and well understood by farmers and gardeners, refers to the five essential plant foods—copper, zinc, manganese, molybdenum and boron.

These five essential plant foods are needed by all plants in minute quantities and it is relatively easy to use them in excess of actual requirements or even in toxic amounts.

In practice this is not usually a problem with cereals and pastures. The important exception is when zinc alone is added to a cereal crop low in copper and the extra zinc accentuates the copper deficiency, and poorer yields …


A Grazing Management Trial For The Control Of Lupinosis In Sheep, H G. Neil, C. M. Ralph, A. W. Hogstrom Jan 1961

A Grazing Management Trial For The Control Of Lupinosis In Sheep, H G. Neil, C. M. Ralph, A. W. Hogstrom

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

A "WASTING" disease of sheep grazing on lupin stands, usually accompanied by heavy mortality, has become a serious problem in coastal areas between Perth and Geraldton in the past ten years.


Tree Lucerne : A Fodder Crop With A Future, Laurence C. Snook Jan 1961

Tree Lucerne : A Fodder Crop With A Future, Laurence C. Snook

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

IN December, 1952, an article was published in this Journal drawing attention to the potential value of white flowered tree lucerne (Cytisus prolifer) as a source of nutritious green fodder during the dry summer months.

Figures were quoted to show that heavy yields could be obtained year after year with very little effort, and no outlay other than for fertiliser.

The advantages to be gained from the cultivation of this tree were made very apparent and many farmers set out to grow the shrub.


Honey Flora Calendar For May, R S. Coleman Jan 1961

Honey Flora Calendar For May, R S. Coleman

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

Flora available in May


Improving Potato Seed, James P. Fallon Jan 1961

Improving Potato Seed, James P. Fallon

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

SOME of the oldest records of potato cultivation show that throughout the ages it has been generally accepted that periodically, a change of seed is essential, and the only means of maintaining satisfactory yields in crops.

Even today most potato growers are familiar with the term "run out" as applied to any particular line of potatoes which tends to progressively decrease in vigour and productivity when planted from year to year.


Trees Of Western Australia. 87. Eucalyptus Kruseana F. Muell. 88. Eucalyptus Macrandra F. Muell. Ex. Benth. 89. Mallalie. 90. The Rose Mallee (Eucalyptus Rhodantha Blakely And Steedman), Charles Austin Gardner Jan 1961

Trees Of Western Australia. 87. Eucalyptus Kruseana F. Muell. 88. Eucalyptus Macrandra F. Muell. Ex. Benth. 89. Mallalie. 90. The Rose Mallee (Eucalyptus Rhodantha Blakely And Steedman), Charles Austin Gardner

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

THIS very decorative shrub was described by Baron von Mueller in the Australian Journal of Pharmacy in 1895 from specimens collected in the Fraser Range.


Storing Vegetable Seed, W H. Kooyman Jan 1961

Storing Vegetable Seed, W H. Kooyman

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

GOOD storage conditions are vitally important for retaining the germinating capacity of seeds.


Vermin Symposium Report : Wanted : A New Approach To Rabbit Control, A R. Tomlinson Jan 1961

Vermin Symposium Report : Wanted : A New Approach To Rabbit Control, A R. Tomlinson

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

THE main reason why rabbits have not increased as rapidly as their amazing capabilities might have led people to expect has been a series of years not suitable for full breeding.

This has been more important than myxomatosis and "1080". This was one of the thoughts taken away by those who attended the rabbit control symposium held in Perth recently.


Bacterial Blight Or Black Spot Of Walnuts, O M. Goss, R. F. Doepel Jan 1961

Bacterial Blight Or Black Spot Of Walnuts, O M. Goss, R. F. Doepel

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

Bacterial blight is the most important disease of walnuts in Western Australia.

In bad seasons it can cause heavy losses in susceptible varieties such as Wilson's Wonder, and in some seedling trees.

Carefully timed sprays greatly reduce the incidence of bacterial blight, and it is also recommended that less susceptible varieties—such as Franquette— should be used for new plantings.


Plant Diseases In Western Australia, S C. Chambers Jan 1961

Plant Diseases In Western Australia, S C. Chambers

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

This first supplement contains the diseases recorded on vegetables, cereals, grasses and pasture legumes, in the period between the publication of the revised lists (1), (2) for these hosts, and June 30, 1961


Spread Super For Cereal Crops, T E. Mcdowell, J. A. C. Smith, W. J. Toms, M. D. Carroll Jan 1961

Spread Super For Cereal Crops, T E. Mcdowell, J. A. C. Smith, W. J. Toms, M. D. Carroll

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

THE use of bulk superphosphate broadcast direct on to the paddocks is a new method of reducing fertiliser costs.

But it has long been known that broadcasting phosphate is less efficient than drilling it in with the seed.

The experiment reported here was designed to demonstrate this point.


Stoneville Research Station Horticulture Field Day, Department Of Agriculture, Western Australia Jan 1961

Stoneville Research Station Horticulture Field Day, Department Of Agriculture, Western Australia

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

THE experimental programme at the Department of Agriculture's Horticultural Research Station at Stoneville was on show when the station's first full-scale field day was held this spring.

About 100 fruitgrowers saw the progress made in development of the station and its research programme, and discussed the experiments with the experts concerned.


Vibrionic Dysentery Of Pigs, M R. Gardiner Jan 1961

Vibrionic Dysentery Of Pigs, M R. Gardiner

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

VIBRIONIC DYSENTERY of pigs, also known as porcine vibriosis and swine dysentery, has been recognised for many years in the U.S.A. It was first reported in Australia in 1938, in South Australia, and later in both Victoria and New South Wales.

This brief description of a disease recently diagnosed for the first time in Western Australia is given so that breeders have some chance of recognising it in their herds. Suspected cases should be reported without delay.