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Articles 235711 - 235740 of 251005

Full-Text Articles in Life Sciences

West Midlands Development : Development Techniques, Department Of Agriculture, Western Australia Jan 1968

West Midlands Development : Development Techniques, Department Of Agriculture, Western Australia

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

Most clearing in the West Midlands is carried out by chaining, though the method chosen will depend on the country being cleared and on the resources of the farmer.


West Midlands Development : Fertilizers For The West Midlands, Department Of Agriculture, Western Australia Jan 1968

West Midlands Development : Fertilizers For The West Midlands, Department Of Agriculture, Western Australia

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

FARMING the light lands of the West Midland area would be impossible without fertilisers.

Most light land areas are inherently very low in phosphate and also require nitrogen.

The nitrogen can come from fertiliser for cereal crops, or can be built up by growing appropriate legume pasture plants such as clovers and lupins.


West Midlands Development : Cereals For The West Midlands, Department Of Agriculture, Western Australia Jan 1968

West Midlands Development : Cereals For The West Midlands, Department Of Agriculture, Western Australia

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

THE sandplain soils and climate of the West Midlands area are primarily suited to grazing.

However, the place of cereals is receiving a great deal of attention in view of their advantages in the early stages of development, and the need for the diversification of farm production.


The Carob Moth [Replaced By Farmnote 156/83.], P J. Michael Jan 1968

The Carob Moth [Replaced By Farmnote 156/83.], P J. Michael

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

THE CAROB MOTH* was introduced from the Mediterranean region where it is an economic pest.

Under Western Australian conditions its importance is limited to almond crops although it occasionally attacks other fruits.


Production Costs In The Apple Industry : Comments On A Survey, A W. Hogstrom, I. J. Moncrieff Jan 1968

Production Costs In The Apple Industry : Comments On A Survey, A W. Hogstrom, I. J. Moncrieff

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

IN 1964 and 1965, light and heavy bearing years respectively, apples cost $2.40 per bushel to produce in Western Australia. This figure, to be considered with many other factors, was reached in a cost-of-production survey of 45 selected growers.

Packing and labour costs, in that order, were the two biggest cost-of-production items.


Subterranean Clover Establishment In The Wheatbelt, M L. Poole Jan 1968

Subterranean Clover Establishment In The Wheatbelt, M L. Poole

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

Care and attention to detail will greatly increase the chances of establishing good subterranean clover pastures in the wheatbelt.

PASTURE ESTABLISHMENT usually takes second place to cropping in the wheatbelt, with many farmers "bunging in a bit of clover" and hoping for the best. The worst often transpires, with either patchy stands or complete failure resulting.

Using "cheap" methods of establishment is a short-sighted approach and a waste of energy and resources.


Wheat In Development Programmes For New Esperance Farmers, R J. Doyle, G. D. Oliver Jan 1968

Wheat In Development Programmes For New Esperance Farmers, R J. Doyle, G. D. Oliver

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

IN the December, 1967, issue of the Journal of Agriculture, we reported on five development budgets for the Esperance region.

The aim of the exercise was to find out if a new settler concentrating on sheep, with $20,000 available for development after acquisition of land, could make a reasonable living for himself and his family while developing his farm.


The Pear Leaf Blister Mite, G D. Rimes Jan 1968

The Pear Leaf Blister Mite, G D. Rimes

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

THE pear leaf blister mite* may be causing widespread but undetected damage in Western Australian pear crops.

A bud-dwalling form exists which shows none of the leaf blisters normally associated with this species.


Grasshoppers And Locusts In Western Australia, Clee Francis Howard Jenkins Jan 1968

Grasshoppers And Locusts In Western Australia, Clee Francis Howard Jenkins

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

GRASSHOPPERS and locusts are among the most ancient enemies of the farmer, for they figured prominently in Biblical times, and periodically throughout the ages have devastated crops in all parts of the world.


List Of Department Of Agriculture Publications, Department Of Agriculture, Western Australia Jan 1968

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.


Private Irrigation Systems : Do They Pay?, G D. Oliver Jan 1968

Private Irrigation Systems : Do They Pay?, G D. Oliver

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

WESTERN AUSTRALIA, with 71,000 acres under irrigation, can hardly claim to have an important irrigation farming industry.

However, irrigation is daily growing in importance, especially through private schemes. These account for almost half the present irrigated area.


Fertiliser Responses With Newly Planted Apple Trees, N H. Shorter Jan 1968

Fertiliser Responses With Newly Planted Apple Trees, N H. Shorter

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

AN outstanding response to phosphate and a worthwhile response to nitrogen have been obtained in the Donnybrook area on a new orchard site on the property of Mr. A. Cross of Argyle.


Pollorum Tested Poultry Flocks, 1966-67, Department Of Agriculture, Western Australia Jan 1968

Pollorum Tested Poultry Flocks, 1966-67, 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.


Why Australia Needs Plant Quarantine, A T. Gulvin Jan 1968

Why Australia Needs Plant Quarantine, A T. Gulvin

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

LATE blight of potatoes in 1830, powdery mildew of grapes in 1847, phylloxera in 1861, downy mildew in 1875, and black rot in 1838 . . . It was this grim list of plant disease epidemics in Europe that forced Governments to protect plants by quarantine.


Pendulous Crop Of Turkeys, M E. Bacon Jan 1968

Pendulous Crop Of Turkeys, M E. Bacon

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

THE condition known as pendulous crop occurs occasionally in a mild form in fowls, but the most commonly reported cases concern the classical symptoms that occur from time to time in turkeys.

The condition is also referred to as baggy crop, dropped crop, hanging crop and sour crop, and causes mortality, poor development and emaciation within turkey flocks in some areas.


Swine Erysipelas, G C De Chaneet Jan 1968

Swine Erysipelas, G C De Chaneet

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

SWINE ERYSIPELAS, first diagnosed in Western Australia in 1960, has become a source of considerable loss to the pig industry.

Most losses have resulted from carcass condemnation at abattoirs because of arthritis caused by the erysipelas organism.


Rates Of Superphosphate For Pasture And Crop Production In The Salmon Gums District, R N. Glencross, W. J. Cox Jan 1968

Rates Of Superphosphate For Pasture And Crop Production In The Salmon Gums District, R N. Glencross, W. J. Cox

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

DURING the last few years large areas have been released for cereal and pasture production in the southern part of the Shire of Dundas and the northern part of the Shire of Esperance.

Changes in land use since 1962 are summarised in Table 1.


Identifying The Grain Of Barley Varieties In Western Australia, J L. Mcmullan, H. M. Fisher Jan 1968

Identifying The Grain Of Barley Varieties In Western Australia, J L. Mcmullan, H. M. Fisher

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

THE identification of varieties of plants depends on the existence of a number of visual characters which have recognisably different forms in different varieties, but are relatively unaffected by environmental conditions.

For many species the characters of the whole plant may be required to arrive at a satisfactory identification and seed must be grown and the resulting plants compared with known varieties.


Mastitis In Western Australian Dairy Cattle, Department Of Agriculture, Western Australia Jan 1968

Mastitis In Western Australian Dairy Cattle, Department Of Agriculture, Western Australia

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

IN 1964/65, as a first step towards a State-wide mastitis control programme, the Department of Agriculture undertook a survey of mastitis in West Australian dairy herds.

The survey was designed to obtain a clear picture of the incidence and severity of the disease and is the most comprehensive mastitis survey carried out in Australia.


African Horse Sickness, M R. Gardiner Jan 1968

African Horse Sickness, M R. Gardiner

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

THE viral disease, African horse sickness has become the most menacing contagious disease of equine animals since bacterial and protozoan diseases of the horse, such as glanders and dourine, have declined throughout the world.


Space Requirements For Pullets And Layers On Litter, A H. Lean Jan 1968

Space Requirements For Pullets And Layers On Litter, A H. Lean

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

UNEVEN growth, cannibalism, weakened resistance to disease, unsanitary conditions and poor production commonly arise from failure to provide sufficient floor, feed and watering space for pullets and layers.


Species Composition And Distribution Of Net Plankton Diatoms In The Pacific Sector Of The Antarctic Ocean, Paul Eric Hargraves Jan 1968

Species Composition And Distribution Of Net Plankton Diatoms In The Pacific Sector Of The Antarctic Ocean, Paul Eric Hargraves

Dissertations, Theses, and Masters Projects

No abstract provided.


Some Endoparasites Of The Herpetofauna Of Dominica, West Indies, And Their Use As Clues To Host Zoogeography, Eugene William Nicholls Jan 1968

Some Endoparasites Of The Herpetofauna Of Dominica, West Indies, And Their Use As Clues To Host Zoogeography, Eugene William Nicholls

Dissertations, Theses, and Masters Projects

No abstract provided.


Soil Surveys In Kentucky, Harry Hudson Bailey, Robert L. Blevins Jan 1968

Soil Surveys In Kentucky, Harry Hudson Bailey, Robert L. Blevins

Agronomy Notes

Forty-one Kentucky counties have been surveyed and the results published, using the classification schemes of the U. S. Department of Agriculture. These counties and the field survey dates are : Adair (1961) , Bath (1959), Caldwell (1962), Calloway (1937), Christian (1912), Clark (1961), Elliott (1961), Fayette (1931), Fulton (1961). Garrard (1921), Graves (1941), Henderson (1963), Jefferson (1962), Jessamine (1915) , Logan (1919), McCracken (1905), Madison (1905), Marshall (1938), Mason (1903), Mercer (1930), Metcalfe (1962), Muhlenberg (1920), Rockcastle (1910), Scott (1903), Shelby (1916), Union (1902), Warren (1904).


A Study Of Some Physico-Chemical Changes In A Spread-Type Dairy Product During Storage, Alfredo E. Gudeikis Jan 1968

A Study Of Some Physico-Chemical Changes In A Spread-Type Dairy Product During Storage, Alfredo E. Gudeikis

Electronic Theses and Dissertations

In the Dairy Science Department at South Dakota State University a new dairy spread product has been developed which has only 50% of the fat content of butter or margarine and 60% of the calorie value of the higher fat products. It is increased in solids content with nonfat milk solids. The purpose· of developing this product was to obtain a new outlet for milk constituents; desirably it was to be one that could regain the market sales which were lost by butter and are now enjoyed by the margarines. The high price of butter compared with the substitute product …


Effects Of Small Quantities Of Cornstarch And Dextrose On The Oyster, Crassostrea Virginica (Gmelin), Kenneth Wayne Turgeon Jan 1968

Effects Of Small Quantities Of Cornstarch And Dextrose On The Oyster, Crassostrea Virginica (Gmelin), Kenneth Wayne Turgeon

Dissertations, Theses, and Masters Projects

No abstract provided.


Meristic And Morphometric Data On The Flatfish Citharichthys Gilberti From Panama, C.E. Dawson Jan 1968

Meristic And Morphometric Data On The Flatfish Citharichthys Gilberti From Panama, C.E. Dawson

Gulf and Caribbean Research

Citharichthys gilberti Jenkins and Evermann, a common eastern Pacific flatfish, is known from Guaymas and Baja California, Mexico, south to Peru (Miller, 1966). It attains a total length of at least 260 mm (Meek and Hildebrand, 1928), frequently occurs on muddy bottoms and may enter rivers or other brackish water environments. Despite wide distribution there are apparently few literature references to the species and little is known of its life history or development. During a recent trip to the Pacific coast of Panama, C. gilberti was found to be the most abundant flatfish taken at a number of poisoned inshore …


Preliminary Study Of The Spiders Of Clark County Arkansas Compared With A Five Year Study Of Mississippi Spiders, Peggy Rae Dorris Jan 1968

Preliminary Study Of The Spiders Of Clark County Arkansas Compared With A Five Year Study Of Mississippi Spiders, Peggy Rae Dorris

Journal of the Arkansas Academy of Science

No abstract provided.


Maturity And Spawning Periodicity Of The Gizzard Shad, Dorosoma Cepedianum, (La Sueur), In Beaver Reservoir, Raymond E. Baglin Jr., Raj V. Kilambi Jan 1968

Maturity And Spawning Periodicity Of The Gizzard Shad, Dorosoma Cepedianum, (La Sueur), In Beaver Reservoir, Raymond E. Baglin Jr., Raj V. Kilambi

Journal of the Arkansas Academy of Science

No abstract provided.


Some Aspects Of The Age And Growth Of The Longear Sunfish, Lepomis Megalotis, In Arkansas Waters, Edmond J. Bacon Jr., Raj V. Kilambi Jan 1968

Some Aspects Of The Age And Growth Of The Longear Sunfish, Lepomis Megalotis, In Arkansas Waters, Edmond J. Bacon Jr., Raj V. Kilambi

Journal of the Arkansas Academy of Science

No abstract provided.