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Articles 1021 - 1050 of 2053
Full-Text Articles in Entire DC Network
An Introduction To The Soils Of The Three Springs Advisory District, T C. Stoneman, National Soil Conservation Program (Australia)
An Introduction To The Soils Of The Three Springs Advisory District, T C. Stoneman, National Soil Conservation Program (Australia)
Bulletins 4000 -
With descriptions, illustrations and notes on seven common soils.
An Introduction To The Soils Of The Lake Grace Advisory District, T C. Stoneman, National Soil Conservation Program (Australia)
An Introduction To The Soils Of The Lake Grace Advisory District, T C. Stoneman, National Soil Conservation Program (Australia)
Bulletins 4000 -
With descriptions, illustrations and notes on eight common soils.
An Introduction To The Soils Of The Esperance Advisory District, T C. Stoneman, Tim D. Overheu, P G. Muller, National Soil Conservation Program (Australia)
An Introduction To The Soils Of The Esperance Advisory District, T C. Stoneman, Tim D. Overheu, P G. Muller, National Soil Conservation Program (Australia)
Bulletins 4000 -
With descriptions, illustrations and notes on seven common soils.
Bulletin No 4168 - Plants In Australia Which When Eaten Produce Photosensitization In Livestock, T E H Aplin
Bulletin No 4168 - Plants In Australia Which When Eaten Produce Photosensitization In Livestock, T E H Aplin
Bulletins 4000 -
Photosensitization is the term used to describe inflammation of the skin (usually unpigmented) caused by photodynamic compounds, circulating in blood stream, becoming bound to dermal cells and fluorescing when the animal is exposed to ultraviolet light (290-400 nm).
Photosensitization usually occurs when an animal eats certain plants that contain photodynamic compounds. These compounds can be deposited unchanged in the skin after ingestion, the normal liver being incapable of excreting the native fluorescent compound. This is termed type 1 photosensitization and the compounds involved are naphthodianthrone derivatives. Photodynamic compounds can also be produced through aberrant metabolism by the liver due to …
Plantscan, Ted Lefroy, Fritz Droge
Plantscan, Ted Lefroy, Fritz Droge
Natural resources published reports
PLANTSCAN is a network of schools and landholders throughout the wheatbelt of Western Australia. It aims to speed up the process of testing plants for their suitability to this environment.
This kit contains seed of various trees and shrubs and notes on how to grow them, plant them out into a small plot and record their progress.
Schools and landholders throughout the wheatbelt who have purchased this kit become part of a research network aimed at selecting plants that will:
* overcome soil erosion;
* overcome soil salinity;
* and provide a source of income for farmers.
The following sheets …
Salinity And Waterlogging On The Esperance Downs Research Station, D J. Mcfarlane, A T. Ryder
Salinity And Waterlogging On The Esperance Downs Research Station, D J. Mcfarlane, A T. Ryder
Resource management technical reports
Details the situation on the station so that the demonstration and research programs can be designed and the effect of the treatments assessed. Past work on the station has been briefly summarised and the results of geophysical surveys and additional drilling are given. Surveys of electromagnetic terrain conductivities have shown where salinity is most serious at present. The most deeply penetrating method may have identified areas likely to developing salinity in future.
Spacing Water Points In The Southern Pastoral Areas Of Western Australia, Don Burnside, Adrian Williams, Peter Curry
Spacing Water Points In The Southern Pastoral Areas Of Western Australia, Don Burnside, Adrian Williams, Peter Curry
Bulletins 4000 -
An inadequate distribution of watering points in our pastoral lands, particularly in the saltbush/bluebush pasture, has caused localisized land degradation close to waters and reduced animal productivity (particularly in stressful times). From experimentation and observation, some generalised recommendations for water supply distribution in pastoral areas can be made.
Grain Legume Species Evaluation., M. Seymour
Grain Legume Species Evaluation., M. Seymour
Experimental Summaries - Plant Research
Trial 90ES19, 90ES22
Grain legume species evaluation.
Location: Mt. Ridley.
To evaluate the response of 6 grain legume species over a range of environments and soil types.
Development Of Herbicide Tolerant Lupin Varieties., J. Cooper
Development Of Herbicide Tolerant Lupin Varieties., J. Cooper
Experimental Summaries - Plant Research
Trial 90GL26
Effect of growth stage at application of response to atrazine.
To determine the optimum stage for application of atrazine to show the most consistent and maximum differences between varieties of lupins in glasshouse tolerance trials.
Trial 90GL28
Response to lupin varieties to metribuzin applied post emergence.
This is an initial quick screening to determine if the same pattern of responses occurs when metribuzin is applied as when simazine/atrazine is used. Field rates were used assuming that there are 1,250,000 pots/ha. The recommended rate applied to peas is 300g/ha so this was used as an estimate of the amount …
Trace Element Nutrition., R. F. Brennan
Trace Element Nutrition., R. F. Brennan
Experimental Summaries - Plant Research
Trial 66N14
Long Term Copper Residual Trial
Location: Newdegate Research Station.
To determine the residual value of previously applied copper.
Trial 86N27
Residual Value of Zinc with DAP.
Location: Newdegate Research Station.
To determine the decline in effectiveness of zinc on this soil types using DAP.
86LG34
Residual Value of Copper, Zinc and Sulphur with DAP Fertilizer
Location: South Newdegate.
To determine the decline in effectiveness of copper, zinc and sulphur on this soil types using DAP
Trial 67E8
Grain Yields of Wheat Grown on a Residual Copper Trial.
Location: Esperance Downs Research Station.
The trial was originally designed to …
Phosphorus And Sulphur Nutrition Of Pastures In High Rainfall Areas., M. D. Bolland, M. F. Clarke
Phosphorus And Sulphur Nutrition Of Pastures In High Rainfall Areas., M. D. Bolland, M. F. Clarke
Experimental Summaries - Plant Research
J.S.Yeates and M.F.Clarke started these experiments. In January 1990 M.D.A. Bolland replaced J.S. Yeates (who became Regional Manager of the Northern Agricultural Region) as the Research Officer responsible for the management of the long-term experiments, and to continue the research on the topic.
In the experiments the fertilizers wee applied in autumn (March-April) in the years listed in the tables.
Trial 80AL4
Location: Cuthbert.
A new experiment was started in 1989 to compare two partially acidulated rock phosphate (PARP) fertilizers with ordinary (single) superphosphate (OSP).
Trial 84AL32
Location: Denmark
The fertilizers compared are ordinary (single) superphosphate (OSP). New (pre 1990) …
Declared Plants - Biology, Ecology And Biocontrol., J. Dodd
Declared Plants - Biology, Ecology And Biocontrol., J. Dodd
Experimental Summaries - Plant Research
Trial 90PE26
Effect of the leaf-mining moth, Dialectica scalariella, on development and seed production of Paterson's Curse, Echium plantagineum.
Location: Jane Brook (Swan Valley)
The aim of the trial was to reveal the effect of the leaf-mining moth on the growth and reproductive output of Paterson's curse. The trial was conducted at Jane Brook (Swan Valley), a site heavily infested with the moth.
Trial 89PE8
Establishment and spread of the leaf-mining moth.
Location: Perth, Avon Valley, Northam, York, Chittering Shire.
The progress of winter 1989 releases of the leaf-mining moth was monitored by inspecting release sites in October 1989, when …
Investigating Poor Pasture Productivity., J. W. Bowden, R. J. Lunt, C. Broun
Investigating Poor Pasture Productivity., J. W. Bowden, R. J. Lunt, C. Broun
Experimental Summaries - Plant Research
Trial 90N06
Location: West Dale
To determine the reason for poor pasture productivity in medium rainfall zone. Specifically why the pastures are dominated by the poorly productive species Trifolium suffocatum and why there was a large response to phosphorous fertilizer at 50 ppm P in the soil.
Organochlorine Residues In Soil, Plant And In The Body And Wool Fat Of Wethers., Tony Albertsen
Organochlorine Residues In Soil, Plant And In The Body And Wool Fat Of Wethers., Tony Albertsen
Experimental Summaries - Plant Research
Trial 5841
The accumulation and rundown of dieldrin in wethers.
Location: Brookhampton, Donnybrook, Jindong, Manjimup, Carbunup and Pemberton
The background, aims, experimental method, and the first years results and discussion have been reported in the 1989 experimental summary.
The latter phase of the study was continued until December 1990 on six of the sites (these were Brookhampton, Donnybrook, Jindong, Manjimup, Carbunup and Pemberton) with similar measurements being obtained at regular intervals. The sheep monitored during this phase were the 1989 Main mob and the 1989 Replacement mob.
Agronomic Practices To Improve Or Maintain The Protein Content Of High Yielding, Long Season Wheats., Wayne Smith
Agronomic Practices To Improve Or Maintain The Protein Content Of High Yielding, Long Season Wheats., Wayne Smith
Experimental Summaries - Plant Research
Trial 90SG8, 90SG9, 90ES9, 90ES11, 90MT8, 90KO2
Wheat variety * Time of sowing
Location: Salmon Gums Research Station, Mt. Ridley, East Gibson, Mt Barker Research Station, Kojaneerup Research Station
The aim is to define the optimum heading/flowering date on the South Coast. This trial also provides information on the performance of the varieties and new cross-breds at various sowing times.
Trial 90E10, 90ES12, 90ES13, 90ES14, 90ES15, 90ES16, 90SG10, 90SG11, 90MT10, 90KO3, 90KO4
Wheat protein on the South Coast
Location: Esperance Downs Research Station, Gibson, Neridup, Mt Ridley, Salmon Gums Research Station, Mt Barker Research Station, Kojaneerup Research Station
The Australian …
"Flowering Windows" For Crops, W. K. Anderson
"Flowering Windows" For Crops, W. K. Anderson
Experimental Summaries - Plant Research
Trials:
Wheat - 90BA 38-42, 90N 37-41,
Barley - 90BA 48-52, 90N 50-54, 90C 19-23, 90C 29-33, 90WH 46-49, 90EB 22-26, 90M 31-35. 90WH 56-59, 90E 41-45, 90MT 50-54, 90M 41-45, 90SG 49-53.
Oats - 90BA 43-47, 90N 45-49, 90C 24-28, 90EB 17-21, 90WH 51-54, 90E 36-40, 90MT 45-49, 90M 36-40, 90SG 44-48.
Lupins - 90BA 53-57, 90N 55-59, 90EB 8-12, 90WH 61-64, 90MT 55-59, 90M 46-50.
Location: Chapman Research Station, Badgingarra Research Station, Wongan Hills Research Station, Merredin Research Station, East Beverley Research Station, Newdegate Research Station, Mount Barker Research Station and Salmon Gums Research Station.
To determine the …
Pod Setting Of Lupins On The South Coast., M. Seymour
Pod Setting Of Lupins On The South Coast., M. Seymour
Experimental Summaries - Plant Research
Trial 90ES7
Lupin pod setting study.
To investigate the effect of time of sowing on the flowering and pod set of lupins, when grown in high rainfall/long growing season environments.
Weed Control In Cereals And Pastures Including Declared Plants., J. Peirce, B. J. Rayner
Weed Control In Cereals And Pastures Including Declared Plants., J. Peirce, B. J. Rayner
Experimental Summaries - Plant Research
Trial 90C49
Grass and broad leaved weed control in direct sown crops.
Location: Chapman Valley Research Station.
The low rate of sprayseed with diuron was not as effective on the grasses. It may indicate some antagonism within the mix as the same rate of sprayseed with metribuzin did not cause any drop in grass control. The addition of 2, 4-D amine may have boosted the mixes activity on capeweed as the sprayseed metribuzin mix was not very good on capeweed.
Trial 90EB37
Grass and broad leaved weed control in direct sown crops.
Location: East Beverley Annex.
Part of the trial …
Ecology And Control Of Brome Grass In Cropping Systems., Christine Zaicou
Ecology And Control Of Brome Grass In Cropping Systems., Christine Zaicou
Experimental Summaries - Plant Research
1. Assessment of the timing and increasing rates of ethiozin on brome grass control and wheat yield.
Trial 90EC16, 90GE115,
Control of brome grass in wheat using Ethiozin applied immediately before the following seeding and post-emergence.
Location: East Chapman Research Station, Allanooka
Incomplete factorial with three replications.
Unfortunately, further research and development of ethiozin has ceased world wide. It has suggested a result of limited activity on target weeds other than brome grass and economics.
2. Evaluation of pine kraft lignin with metribuzin and their incorporation, on wheat yield and brome grass control.
Trial 90EC18
Evaluating pine kraft lignin (PKL) …
Long Term Minimum Tillage Investigations., R. J. Jarvis
Long Term Minimum Tillage Investigations., R. J. Jarvis
Experimental Summaries - Plant Research
Trial 77M13
Location: Merredin
This site was in wheat in 1975 and 1976 before the treatments commenced on continuous wheat in 1977.
77M56
Location: Merredin
Sited alongside 77M13 with the same paddock history. Commenced the wheat/pasture rotation after wheat in 1975 and 1976.
Trial 86M79
Chemical and cultivated fallow in a pasture/wheat rotation on heavy land.
Location: Merredin.
At Merredin on salmon gum/gimlet soil. Pasture treatments and soil moisture measurements were conducted in 1990. Wheat 1991.
Trial 87NA80, 81, 82, 83
Direct drilling with modified combines compared with cultivation for pasture/wheat rotations with grass control treatments in the pasture year. …
Deep Banding Phosphate For Lupins. 1990 Results., R. J. Jarvis
Deep Banding Phosphate For Lupins. 1990 Results., R. J. Jarvis
Experimental Summaries - Plant Research
Trials 90SC1, 90SC21, 90SC12, 88SC28, 90WH73
There is no doubt that deep banding is the only effective way to provide an efficient supply of phosphorus for lupins in the eastern wheatbelt.
Location: Carrabin, Wongan Hills.
Development And Management Of Cattle Pastures In The High Rainfall Zone., Tony Albertsen
Development And Management Of Cattle Pastures In The High Rainfall Zone., Tony Albertsen
Experimental Summaries - Plant Research
Trial 87V8
Development and management of cattle pastures in the high rainfall zone.
To compare the effect of pasture species, pasture management and grazing management on pasture quantity, quality and cattle production.
Phalaris evaluation
In 1989 ninety three lines of Phalaris agrundinacea backcross with P. aquatica, bred by Dr. R.N. Oram (CSIRO Canberra) were drilled sown into unreplicated 10m single row plots at Vasse Research Station. In addition 7 controls (with two replications) were planted. Similar trials were planted by Mr. L. Cransberg (Albany) and Dr. R.N. Oram (Bendigo).
Evaluation of annual and short term rotation ryegrass.
The increasing range …
Rates Of Phosphorus And Potassium For Lupins On The South Coast,, M. Seymour
Rates Of Phosphorus And Potassium For Lupins On The South Coast,, M. Seymour
Experimental Summaries - Plant Research
Trial 90ES23
Phosphorus and potassium response of lupins in high rainfall areas.
Location: Neridup
To evaluate the response of lupins to Phosphorus and Potassium response of lupins in high rainfall areas.
Depth Of Placement And Rates Of Nitrogen For Lupins On The South Coast., M. Seymour
Depth Of Placement And Rates Of Nitrogen For Lupins On The South Coast., M. Seymour
Experimental Summaries - Plant Research
Trial 90E13
Starter nitrogen for lupins, rates x depth of placement.
To determine if the application of nitrogen at seeding will enable lupins to grow vigorously at the beginning of the season, and have better growth at flowering. Deep placement is used to reduce the effects of high nitrogen fertiliser on plant establishment.
Effect Of Pasture Species On Pasture Production And Following Cereal Yields On Heavy Textured Soils In Low Rainfall Areas. Regeneration Of Pasture Legume Cultivars On Low Rainfall Red Loam Soils., Bradley Nutt
Experimental Summaries - Plant Research
Trial 90GE17
Aphid tolerance evaluation in annual medics
Location: Tenindewa
Maturity and seed yields of annual medic lines with or with out aphid control using Pirmor.
Trial 90GE116
Evaluation of aphid tolerance in annual medics
Location: Tenindewa
Dry matter and seed yield of annual medic lines with and without aphid control using Pirmor.
Trial 90GE34
Effect of pasture species on pasture production and cereal yields on low rainfall red loams.
Location: North Mullewa Research Station, Morawa Agricultural School.
Regeneration of annual pasture cultivars on hardsetting red clay loams at North Mullewa and Morawa in 1989 and 1990.
Trial 88TS63
Effect …
Potassium Nutrition Of Lupins On The Sandplain Soils Of Western Australia., N. K. Edwards
Potassium Nutrition Of Lupins On The Sandplain Soils Of Western Australia., N. K. Edwards
Experimental Summaries - Plant Research
Aim: Develop recommendations for optimal potassium fertilizer application strategies for lupin production. Further develop soil and tissue test calibrations for lupin grain production.
Trial 89EC32
Potassium nutrition of lupins on sandplain soils.
Location: East Chapman Research Station.
Fertilizer: At sowing: 50 kg/ha DAP, 50 kg/ha Urea topdressed. 100 kg/ha Urea topdressed 10/7.
Trial 89GE90
Potassium nutrition of lupins on sandplain soils.
Location: Allanooka
Fertilizer: At sowing: 120 kg/ha Agras No. 1. 100 kg/ha Urea topdressed 10/7.
Trial 89MO51
Potassium nutrition of lupins on sandplain soils.
Location: Lancelin.
Fertilizer: At sowing: 110 kg/ha Agras No. 1. 60 kg/ha Urea topdressed 10/7. …
Evaluation Of The Genetic Resources Of T. Cherleri (Cupped Clover) And A Selected Number Of Lines Of T. Resupinatum On Shallow Acid, Granitic Soils Of The Western Austalian Wheatbelt., R. Snowball
Experimental Summaries - Plant Research
Trial 90ME68
To evaluate Cupped clover (T. cherleri) and Persian clover (T. resupinatum) on a shallow, granitic, infertile soil, which is reported to be suitable for the growth of Cupped clover, but too acid to support medics successfully and where subterranean clover struggles to persist.
Fisheries Research Report No 85 - A Description Of The British United Trawlers/Southern Ocean Trawlers Operation In The Great Australian Bight During The Period 19.11.77 To 28.5.79, M. H. Walker, S. J. Blight, D. P. Clarke
Fisheries Research Report No 85 - A Description Of The British United Trawlers/Southern Ocean Trawlers Operation In The Great Australian Bight During The Period 19.11.77 To 28.5.79, M. H. Walker, S. J. Blight, D. P. Clarke
Fisheries Research Reports
This report documents the operations of three British United Trawlers/Southern Ocean Trawlers freezer stern trawlers in the Great Australian Bight for the period 19.11.77 to 28.5.79. During this period the trawlers conducted 20 fishing trips utilising demersal and pelagic trawling. A description and brief resume of these fishing operations is provided. The trawlers' vessel and gear specifications and fishing and processing operations are also described. The report provides background to Fisheries Research Report 86, which documents the demersal catches made during the trawler operations.
Fisheries Report No 82 - Effects Of Fish Trapping On The Shark Bay Snapper Fishery, M. J. Moran, J. Jenke
Fisheries Report No 82 - Effects Of Fish Trapping On The Shark Bay Snapper Fishery, M. J. Moran, J. Jenke
Fisheries Research Reports
Traps have been a controversial method of catching pink snapper Chrysophrys auratus (Sparidae) around Shark Bay, Western Australia, since 1959. The history of the issue and the relevant regulations are reviewed; and results of investigations into specific concerns about trap fishing are reported. Concerns of ghost-fishing by lost traps have been largely allayed by underwater TV film of snapper escaping from a standard snapper trap.
A major concern was that traps might physically damage the benthic fauna, e.g. corals. A TV survey showed that while fragile hard corals are abundant in shallower water nearby, the deeper snapper grounds themselves are …
North Mullewa Research Station "Daisy Downs" Field Day, Peter Nelson
North Mullewa Research Station "Daisy Downs" Field Day, Peter Nelson
All other publications
NMRS (165 ha) was leased from "Daisy Downs" (Manager Mr Ken Thompson) in 1985. NMRS was established in response to famer and local goverment demand for more research on the shallow, heavy soils in a low rainfall area. It is run along similar lines to the East Chapman Research Station (ECRS), with large rotation paddocks (42 ha) set up to study farming systems the remainder of the leased area being used for general experimental purposes.