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Articles 41761 - 41790 of 42627
Full-Text Articles in Entire DC Network
Terminal Talk - The Wofford Connection - April 1969, Wofford College Computer Center
Terminal Talk - The Wofford Connection - April 1969, Wofford College Computer Center
Terminal Talk
No abstract provided.
Conversion Pinyon-Junifer Woodland To Grassland, Richard S. Aro
Conversion Pinyon-Junifer Woodland To Grassland, Richard S. Aro
Elusive Documents
No abstract provided.
Chemical Firebreaks, Geoffrey A. Pearce
Chemical Firebreaks, Geoffrey A. Pearce
Journal of the Department of Agriculture, Western Australia, Series 4
MANY public bodies are making regular use of herbicides to create firebreaks. In Western Australia more than $200,000 is being spent on chemicals each year to protect property from fire.
In many situations where the buildings and property are of great value, the cost of the chemical becomes insignificant.
How Important Is Sulphur For Pastures?, R N. Glencross, W. J. Cox
How Important Is Sulphur For Pastures?, R N. Glencross, W. J. Cox
Journal of the Department of Agriculture, Western Australia, Series 4
With the introduction of low sulphur compound and concentrated fertilisers, a new look is required at the sulphur status of West Australian soils, and the sulphur requirement of pasture.
In this article the functions of sulphur, deficiency symptoms and potential problem soils are described.
Current recommendations and plans for future research work are outlined.
Fishery Report Iv (4) - Report On The Barramundi Fishery In Western Australia, N M. Morrissy
Fishery Report Iv (4) - Report On The Barramundi Fishery In Western Australia, N M. Morrissy
Fisheries Research Reports
Barramundi are widely distributed in rivers and estuaries in the semi-tropical and tropical regions of the Indo- Pacific from South China to the Persian Gulf and along the coast of northern Australia. The limiting factors to the distribution appear to be temperature and salinity.
The Use Of Pickled Wheat In Poultry Feeding, P Smetana
The Use Of Pickled Wheat In Poultry Feeding, P Smetana
Journal of the Department of Agriculture, Western Australia, Series 4
FEEDING fungicides to poultry can result in harmful effects, to the birds themselves, and to their human consumers.
To prevent such effects it is advisable that wheat pickled with fungicides should not be included in poultry rations.
Flora And Fauna Conservation : A Plea To Landholders, Clee Francis Howard Jenkins
Flora And Fauna Conservation : A Plea To Landholders, Clee Francis Howard Jenkins
Journal of the Department of Agriculture, Western Australia, Series 4
MUCH of the recent discussion on conservation has centred around the importance of wild flower reserves and the necessity for protecting one of the State's most important tourist attractions.
Although less important to visitors than the flowers, many of our wild animals hold equal interest for nature lovers and scientists, and they also need protection.
Study Of A Uintah And Ouray Reservation Urea Fertilizer Manufacturingn Plant And Economic Development Potential Of A Charcoal Industry, Economic Development Operations
Study Of A Uintah And Ouray Reservation Urea Fertilizer Manufacturingn Plant And Economic Development Potential Of A Charcoal Industry, Economic Development Operations
Elusive Documents
No abstract provided.
Water Storage Has Not Kept Pace With Stock Numbers : South Stirling Survey Finding, A L. Prout
Water Storage Has Not Kept Pace With Stock Numbers : South Stirling Survey Finding, A L. Prout
Journal of the Department of Agriculture, Western Australia, Series 4
RESULTS of a survey on water storage capacity in the South Stirlings area indicate that farm water storage has not kept pace with increased clearing and stock numbers.
This has resulted in many farmers requesting advice on water conservation projects following two consecutive years of low rainfall runoff.
Shed Lambing In The Esperance Environment, T Marshall, F. F. Dixon
Shed Lambing In The Esperance Environment, T Marshall, F. F. Dixon
Journal of the Department of Agriculture, Western Australia, Series 4
Neonatal lamb mortality is often high in Western Australia and losses as high as 33 per cent, have been recorded on private properties in the Esperance area. Surveys by Western Australian Department of Agriculture officers have indicated that more than threequarters of such lamb deaths occur after birth. About half these deaths result from the combined effects of weather and mismothering.
Work in Victoria has indicated that lamb mortality may be reduced by intensive lambing systems such as shedding and this trial was established to see if shedding could reduce lamb mortality in the Esperance environment.
Pasture Establishment In The Wheatbelt, M L. Poole
Pasture Establishment In The Wheatbelt, M L. Poole
Journal of the Department of Agriculture, Western Australia, Series 4
The value of legume based wheatbelt pastures is so great that considerable care is warranted during their establishment. Without such care patchy establishment or even complete failure is likely to occur.
IN THE WHEATBELT too many farmers still put less effort into their seeding of pasture species than their seeding of crops.
This may be because both compete for the farmer's time in the busy seeding period and it is the cereal crop which possesses the obvious cash value.
However, the total value of a good pasture has to be assessed over a period of several years because of its …
Lupins In Western Australia. 2. Cultivation Methods, John Sylvester Gladstones
Lupins In Western Australia. 2. Cultivation Methods, John Sylvester Gladstones
Journal of the Department of Agriculture, Western Australia, Series 4
While lupins are by and large plants of lighter and less fertile soils, important differences exist among them in their soil preferences.
There may also be some differences in climatic requirements. Present knowledge of these differences is summarized in the Table below.
Sheep Drenching Programms, Department Of Agriculture, Western Australia
Sheep Drenching Programms, Department Of Agriculture, Western Australia
Journal of the Department of Agriculture, Western Australia, Series 4
Drenching of sheep to prevent build-up of worm infestations is commonly practised on many properties in the agricultural districts of Western Australia. This is called strategic drenching.
A New Rhinoceros From The Nebraska Miocene, Lloyd G. Tanner
A New Rhinoceros From The Nebraska Miocene, Lloyd G. Tanner
Bulletin of the University of Nebraska State Museum (1924–2023)
A new species of rhinoceros, Menoceras marslandensis, is here proposed. It is based upon a nearly complete skull from the upper part of the Marsland Formation, Hemingford Group (Miocene), of Box Butte County, Nebraska. The new species was probably derived from Menoceras arikarense (Barbour), collected from the Agate Springs Quarries (Arikaree Group, Harrison Formation) of Sioux County, Nebraska, with which both Diceratherium niobrarensis Peterson and D. cooki Peterson are likely synonymous. From Menoceras arikarense, the presumed ancestral stock, Menoceras marslandensis differs in possessing the following characters: (1) very long, fused but slightly cleft, nasals, with flattened, rugose areas …
Ammonium Nitrate Vs Urea, M G. Mason
Ammonium Nitrate Vs Urea, M G. Mason
Experimental Summaries - Plant Research
Ammonium nitrate is a source of nitrogen containing half
its nitrogen in the ammonium form and half in the nitrate form.
Some properties are set out in comparison with urea in the
following table.
Ammonium nitrate has an advantage over urea in that it can
be topdressed onto the surface of the soil and left uncovered
without a danger of loss of nitrogen to the atmosphere. When urea
is left uncovered on the surface of the soil losses of nitrogen occur
through volatilisation of ammonia during the hydrolysis of the urea.
Such losses with ammonium nitrate are only likely to …
A Food Habits Study Of Whitetail Deer In The Black Hills, James Carl Schneeweis
A Food Habits Study Of Whitetail Deer In The Black Hills, James Carl Schneeweis
Electronic Theses and Dissertations
Food habits of whitetail deer (Odocoileus virginianus) in the northern Black Hills were studied during fall and winter 1966067 and 1967-68 and also during summer 1967. Summer study was confined to aspen (Populus tremuloides) areas and involved stomach analysis and a pasture study. Fall and winter food habits were determined by stomach analysis only. Associated aspen vegetation was sampled to find a representative site for construction of a 0.7 acre enclosure. Two deer were placed in a utilization section of the enclosure for 18 days during mid-summer. Annual growth was clipped in a control section of the pasture to estimate …
Effects Of Aldrin On Young Pheasants Under Semi-Natural Conditions, Ronald Eugene Thill
Effects Of Aldrin On Young Pheasants Under Semi-Natural Conditions, Ronald Eugene Thill
Electronic Theses and Dissertations
Effects of aldrin on young pheasants were studied under semi-natural conditions in four one-acre enclosures during the summer of 1968. The center two-thirds of each plot was planted in corn; remaining peripheral cover was maintained in smooth brome and alfalfa. Prior to planting, center portions of two plots were sprayed with 2 pounds of aldrin per acre on Hay 20, while remaining plots served as controls. On June 12, four family units consisting of two broody pheasant hens and two bantam hens with 15 three-day-old chicks each were confined in plots. Hens and broods were given free run 10 days …
A Comparison Of The Late Wisconsinan Molluscan Fauna Of The Missouri Coteau District (North Dakota) With A Modern Alaskan Analogue, Samuel J. Tuthill
A Comparison Of The Late Wisconsinan Molluscan Fauna Of The Missouri Coteau District (North Dakota) With A Modern Alaskan Analogue, Samuel J. Tuthill
Theses and Dissertations
Study of forty fossiliferous sites in late Wisconsinan sediments from the Missouri Coteau district in central North Dakota has defined the molluscan fauna of the period of geologic time between 12,000 and 9,000 C14 years before the present. The fauna includes twenty-eight taxa of nonmarine gastropods and bivalves and is dominated by branchiates. The modern molluscan fauna of the Missouri Coteau district in North Dakota lacks four species which were resident in the late Wisconsinan and contains no unionids, one additional aquatic species, and is strongly dominated by pulmonate gastropods.
The geology of the Missouri Coteau has been interpreted as …
Progress In Weed Control, Department Of Agriculture, Western Australia
Progress In Weed Control, Department Of Agriculture, Western Australia
Journal of the Department of Agriculture, Western Australia, Series 4
In May, 1967, the "Journal of Agriculture" printed a special issue on weed control, with the emphasis on chemicals for weed control in cereal crops.
This month, just two years later, enough new information has accumulated to warrant publication of another "theme" issue, this time with important articles on weed control in pastures, chemical firebreaks and chemical ploughing, as well as weed control in linseed and cereal crops.
Superphosphate For Wheatbelt Pastures : Rates Of Application, Walter Jacob Cox
Superphosphate For Wheatbelt Pastures : Rates Of Application, Walter Jacob Cox
Journal of the Department of Agriculture, Western Australia, Series 4
BECAUSE Western Australian soils are low in phosphorus, frequent applications of superphosphate are required for both crop and pasture production. The recommended rates are determined from the results of field experiments that test different quantities of super and measure the extra yield.
This article discusses the recommended rates of superphosphate in relation to soil type and superphosphate history. Methods of application and time of topdressing are also discussed.
Implications Of Land And Fresh-Water Gastropods In Archeological Sites, John W. Clark Jr.
Implications Of Land And Fresh-Water Gastropods In Archeological Sites, John W. Clark Jr.
Journal of the Arkansas Academy of Science
No abstract provided.
Biostratigraphy Of Peccary Cave, Newton County, Arkansas, Lee Carson Davis
Biostratigraphy Of Peccary Cave, Newton County, Arkansas, Lee Carson Davis
Journal of the Arkansas Academy of Science
No abstract provided.
History Of The State Vermin Barrier Fences, Formerly Known As Rabbit Proof Fences, J S. Crawford
History Of The State Vermin Barrier Fences, Formerly Known As Rabbit Proof Fences, J S. Crawford
Research Reports
There is evidence of rabbits arriving in Australia as far back as 1788, and it is well known that others were liberated on islands around the coast, including some off the coast of Western Australia. However, they remained localised and it is now generally accepted that the rabbits which did spread originated from a small shipment of the wild type brought on the Clipper “Lightning” in 1859. They were released on “Barwon Park”, the property of Thomas Austin, near Geelong in Victoria, and within three years, had reached pest proportions
Wheatbelt Trace Element Nutrition 1969, J W. Gartrell
Wheatbelt Trace Element Nutrition 1969, J W. Gartrell
Experimental Summaries - Plant Research
1. Rates of Copper and Zinc on Wheat. 2. Rates and Sources of Zinc on Wheat: 3..Zinc Spray Treatments on Wheat.
Legumes Or Artificial Nitrogen?, N J. Halse
Legumes Or Artificial Nitrogen?, N J. Halse
Journal of the Department of Agriculture, Western Australia, Series 4
Choosing between legumes and artificial nitrogen is not the problem which many farmers are making it.
This article deals with the choice in the mixed cereal and sheep farms of the Western Australian wheatbelt.
List Of Experiment Programmes 1969 -1970, Department Of Agriculture And Food, Western Australia
List Of Experiment Programmes 1969 -1970, Department Of Agriculture And Food, Western Australia
Experimental Summaries - Plant Research
T. Albertsen, maintenance phosphorus and sulphur, continuous cropping with NPS, sulphur status in high rainfall areas. J. Cripps, (jointly with B Luren), experiments at Stoneville research station and on growers’ properties. A.C. Devitt, replacement of legume pasture, evaluation of Midland b, competitive ability of some sub clovers. Evaluation of Dinninup 3. Evaluation of Tornafield medic 1967. Evaluation of some medics 1968. Evaluation of Northam A crossbreds. Effect of phosphate on growth of medics 1968. Effect of Urea on growth of subclover on new land. Effect of Urea on established legume pastures. Pasture species establishment and persistence. Evaluation of pasture species …
Effects Of And Recovery From High And Low Oxygen Tensions On A Strain Of Mouse Fibroblasts Cultivated In Vitro, David Harold Shaw
Effects Of And Recovery From High And Low Oxygen Tensions On A Strain Of Mouse Fibroblasts Cultivated In Vitro, David Harold Shaw
University of the Pacific Theses and Dissertations
No abstract provided.
Abstracts Of The Papers Presented At The Asce Hydraulics Division 17th Annual Specialty Conference, J. J. Leendertse, Robert P. Shubinski, E. L. Bourodimos, Calvin G. Clyde, Harl E. Judd, Dean F. Peterson, Roland W. Jeppson, James H. Milligan
Abstracts Of The Papers Presented At The Asce Hydraulics Division 17th Annual Specialty Conference, J. J. Leendertse, Robert P. Shubinski, E. L. Bourodimos, Calvin G. Clyde, Harl E. Judd, Dean F. Peterson, Roland W. Jeppson, James H. Milligan
Reports
No abstract provided.
The Prairie Naturalist Volume 1, No.4. December 1969
The Prairie Naturalist Volume 1, No.4. December 1969
The Prairie Naturalist
EDITORIAL: Restoring Beauty to the Human Environment ▪ Paul B. Kannowski
A REQUIEM FOR THE PRAIRIE ▪ Hugh H. Iltis
BIRDING IN MY BACK YARD ▪ Mrs. George A. Anderson
OCCURRENCE OF THE CECROPIA AND ROCKY MOUNTAIN SILK MOTHS IN SOUTHWESTERN NORTH DAKOTA ▪ James Oberfoell
Bulletin No 3609 - Land Development In The South Eastern Wheatbelt, G T. Halpin, P. Nelson
Bulletin No 3609 - Land Development In The South Eastern Wheatbelt, G T. Halpin, P. Nelson
Bulletins - 3000 - 3999
Interest in the development of light lands in the south-eastern wheatbelt was spurred by the many ex-servicemen seeking farms after the 1939-45 World War.
Previous attempts to develop this area had been frustrated by poor crop yields, and by the poor carrying capacity of those volunteer pastures which developed on cleared land.
Research into reasons for the poor crop results was begun in 1948-49 with trials sown by Messrs Smith and Halpin between Borden and Lake Grace. The results clearly showed the important role played by copper and zinc in successful crop growth. Since then, field trials have been conducted …