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Articles 451 - 480 of 587
Full-Text Articles in Environmental Monitoring
Native Vegetation Handbook For The Shire Of Williams, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Williams, Shaun B. Grein
Native vegetation handbook series
This booklet provides land managers with information relating to the natural resources of the Shire of Williams including the existing vegetation, drainage systems and soils.Some of the problems relating to the management of natural vegetation resources in the Shire of Williams and possible solutions to these problems are also discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Kojonup, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Kojonup, Shaun B. Grein
Native vegetation handbook series
This booklet provides land managers with information relating to the natural resources of the Shire of Kojonup including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of Kojonup and possible solutions to these problems are discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of West Arthur, Shaun B. Grein
Native Vegetation Handbook For The Shire Of West Arthur, Shaun B. Grein
Native vegetation handbook series
This booklet provides land managers with information relating to the natural resources of the Shire of West Arthur including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of West Arthur and possible solutions to these problems are also discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Kent, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Kent, Shaun B. Grein
Native vegetation handbook series
This booklet provides agricultural land managers with information relating to the natural resources of the Shire of Kent including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural resources in the Shire of Kent and possible solutions to these problems are also discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Miscellaneous Publication 39/94 - Horticulture On The Swan Coastal Plain - A Study Of Grower Concerns, Department Of Agriculture, Western Australia, Water Authority, Western Australia, Csiro, Australia
Miscellaneous Publication 39/94 - Horticulture On The Swan Coastal Plain - A Study Of Grower Concerns, Department Of Agriculture, Western Australia, Water Authority, Western Australia, Csiro, Australia
Horticulture published reports
This study reports on issues, concerns and desired actions expressed in 60 interviews with people directly involved in horticulture on the Swan Coastal Plain in the region between Gingin and Mandurah. I stress that in compiling this report every effort has been made to avoid biasing or changing the information provided by growers.
These interviews were conducted over ten days during April 1994.
The study also presents information on what is currently being done to address some of these concerns by the Department of Agriculture and the Water Authority of Western Australia as well as other agencies and organisations and …
Native Vegetation Handbook For The Shire Of Broomehill, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Broomehill, Shaun B. Grein
Native vegetation handbook series
This booklet is one of a series covering the agricultural region of Western Australia and provides land managers with information relating to some of the natural resources of the Shire of Broomehill including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of Broomehill and where possible solutions to these problems are discussed. By providing this information it is hoped that this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Woodanilling, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Woodanilling, Shaun B. Grein
Native vegetation handbook series
This booklet provides land managers with information relating to the natural resources of the Shire of Woodanilling including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of Woodanilling and possible solutions to these problems are also discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Kellerberrin, Sarah J. Weaving
Native Vegetation Handbook For The Shire Of Kellerberrin, Sarah J. Weaving
Native vegetation handbook series
This booklet provides land managers with information relating to the natural resources of the Shire of Kellerberrin. This includes the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire and possible solutions to these problems are discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Pastoral Resources And Their Management In The North-Eastern Goldfields, Western Australia, H J. Pringle
Pastoral Resources And Their Management In The North-Eastern Goldfields, Western Australia, H J. Pringle
Agriculture reports
This report commences with a brief section in which rangeland survey information is put into a pastoral management context. It then describes the environment in terms of types of rangeland and climate. Types of rangeland are described in terms of pasture types, land systems and land types. A pasture type is a kind of land at a plant community or landform scale. It is what is seen out of the window of a vehicle and what monitoring sites are located on. A land system can be seen as a pattern of pasture types in a characteristic position in the landscape. …
Bulletin 4279 - Streamlining - An Environmentally Sustainable Drainage Network For The Swan Coastal Plain (Peel-Harvey Catchment), Garry Heady, Neil Guise
Bulletin 4279 - Streamlining - An Environmentally Sustainable Drainage Network For The Swan Coastal Plain (Peel-Harvey Catchment), Garry Heady, Neil Guise
Bulletins 4000 -
Community Catchment Centre Pinjarra
A network of over 1400 kilometres of drains and modified natural waterways constructed by the Public Works Department criss-crosses the Peel-Harvey catchment. There are also over 3300 kilometres of minor drains and natural waterways in this same region.
The expansion of agriculture relied on this extensive drainage network, which was designed to ensure rapid drainage of the region. Unfortunately there was little regard to future environmental consequences.
Along with drainage water, these same drains now carry high loads of silt and nutrients. Many of the drains are also degraded and require expensive maintenance annually.
Should Australia Export Its Native Birds?, Ross Kingwell
Should Australia Export Its Native Birds?, Ross Kingwell
Biosecurity Research Articles
Commercial export from Australia of native birds, wild or captive bred, is prohibited. This paper firstly describes the current legislation and regulations that restrict the export of native birds and discusses why governments have adopted such a regulatory approach to bird species preservation. Secondly, the paper reviews the debate concerning the export ban, pointing out strengths and weaknesses in arguments and indicating the important role of CITES. Lastly, the paper outlines a new case for a conditional lifting of the ban, whereby DNA fingerprinting is used to establish transferable property rights to overcome a main source of market failure in …
Native Vegetation Handbook For The Shire Of Narrogin, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Narrogin, Shaun B. Grein
Native vegetation handbook series
The management of native vegetation and agricultural land is closely related. It is vital that both native vegetation and agricultural land issues are considered within the context of their ecological area of influence. Both have a wide range of effects on each other and as a consequence should be managed together. For example native vegetation impacts on the hydrology of agricultural land. Conversely nutrients can be transferred from agricultural land to remnants of native vegetation. This booklet is one of a series covering the agricultural region of Western Australia and provides agricultural land managers with information relating to the natural …
Native Vegetation Handbook For The Shire Of Wagin, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Wagin, Shaun B. Grein
Native vegetation handbook series
This booklet is one of a series covering the agricultural region of Western Australia and provides agricultural land managers with information relating to some of the natural resources of the Shire of Wagin including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural resources in the Shire of Wagin and possible solutions to these problems are also discussed. By providing this information it is hoped that this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Corrigin, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Corrigin, Shaun B. Grein
Native vegetation handbook series
This booklet provides land managers with information relating to the natural resources of the Shire of Corrigin including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of Corrigin and possible solutions to these problems are also discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Katanning, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Katanning, Shaun B. Grein
Native vegetation handbook series
This booklet is one of a series covering the agricultural region of Western Australia and provides land managers with information relating to some of the natural resources of the Shire of Katanning including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of Katanning and where possible solutions to these problems are discussed. By providing this information it is hoped that this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Mingenew, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Mingenew, Shaun B. Grein
Native vegetation handbook series
This booklet is one of a series covering the agricultural region of Western Australia and provides agricultural land managers with information relating to the natural resources of the Shire of Mingenew including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of Mingenew and where possible, solutions to these problems are also discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Native Vegetation Handbook For The Shire Of Wickepin, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Wickepin, Shaun B. Grein
Native vegetation handbook series
This booklet provides land managers with information relating to the natural resources of the Shire of Wickepin including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural vegetation resources in the Shire of Wickepin and possible solutions to these problems are also discussed. By providing this information it is hoped this booklet will contribute to the long term viability of the agricultural landscape and the conservation of native vegetation within the Shire.
Bulletin 4283 - Nitrogen Fertilisers For Cereal Production, M. G. Mason
Bulletin 4283 - Nitrogen Fertilisers For Cereal Production, M. G. Mason
Bulletins 4000 -
Because fertiliser prices are high, it is important to understand what affects the response to fertilisers by crops.
Among the many factors influencing crop response to nitrogen applications, the most important are the season, soil type, paddock history, time of application and source of nitrogen. Before deciding whether to use nitrogen on a cereal crop, which source to use and at what rate, you need some understanding of how these factors work.
Greatest responses to nitrogen fertilisers can be expected in areas with a relatively long growing season. In such areas light soils with a low nitrogen status give the …
Miscellaneous Publication 10/94 - The Climate And Soils Of South-Western Australia In Relation To Vine Growing, J. S. Gladstones
Miscellaneous Publication 10/94 - The Climate And Soils Of South-Western Australia In Relation To Vine Growing, J. S. Gladstones
Viticulture research reports
The vine industry in Western Australia is at present located mainly in the Swan Valley, some 15 miles inland from Perth. It produces currants for export, wine grapes, and table grapes for both local and export markets, in approximately that order of importance.
Climatically, the Swan Valley is well suited to vine fruit production. With an annual rainfall of about 34 inches, it has a mild, wet, almost frost-free winter, and a warm, dry summer. Olmo (1956) concluded that the Swan was especially well suited to the production of currants, table grapes and sweet dessert wines. However, he considered that …
An Inventory And Condition Survey Of The Murchison River Catchment, Western Australia, Peter James Curry, A L. Payne, K A. Leighton, P Hennig, D A. Blood
An Inventory And Condition Survey Of The Murchison River Catchment, Western Australia, Peter James Curry, A L. Payne, K A. Leighton, P Hennig, D A. Blood
Technical Bulletins
The inventory and condition survey of the Murchison River catchment and surrounds, undertaken by the Department of Agriculture between 1985 and 1988, describes and maps the natural resources of the region’s pastoral leasehold land. This survey report provides a baseline record of the existence and condition of the natural area’s resources, to assist with the planning and implementation of land management practices. The report identified and described the condition of soils, landforms, vegetation, habitat, ecosystems, and declared plants and animals. It also assessed the impact of pastoralism and made land management recommendations. The area surveyed by field work during 1985-88 …
An Inventory And Condition Survey Of Rangelands In The North-Eastern Goldfields, Western Australia, H J. Pringle, S A. Gilligan, A M E Van Vreeswyk
An Inventory And Condition Survey Of Rangelands In The North-Eastern Goldfields, Western Australia, H J. Pringle, S A. Gilligan, A M E Van Vreeswyk
Technical Bulletins
The inventory and condition survey of the north-eastern Goldfields, undertaken by the Department of Agriculture and Food, Western Australia (DAFWA) between 1988 and 1990, describes and maps the natural resources of the region’s pastoral leasehold land. This survey report provides a baseline record of the existence and condition of the natural area’s resources, to assist with the planning and implementation of land management practices. The report identified and described the condition of soils, landforms, vegetation, habitat, ecosystems, and declared plants and animals. It also assessed the impact of pastoralism and made land management recommendations. The area surveyed covers about 100 …
How Sustainable Is Grazing Sheep On Annual Pastures In The Woolbelt?, Don Mcfarlane, Richard George
How Sustainable Is Grazing Sheep On Annual Pastures In The Woolbelt?, Don Mcfarlane, Richard George
Journal of the Department of Agriculture, Western Australia, Series 4
Low wool prices have reduced the profitability of producing wool from clover-based annual pastures in the south-western woo/belt. The heavy reliance on one commodity is economically unsustainable for many farmers. But we should also consider how ecologically sustainable the practice is.
Shallow-rooted annual pastures contribute to widespread salinity in the area, annual legumes are acidifying the soils and making them water repellent, and bare, detached soils from heavy grazing cause sheet and rill erosion during autumn storms. In addition, stock are degrading remnant vegetation and destroying the soil's structure.
To counteract this degradation, the woo/belt needs more perennial pastures and …
Resource Inventory And Condition Survey Of The Ord River Regeneration Reserve, John De Salis
Resource Inventory And Condition Survey Of The Ord River Regeneration Reserve, John De Salis
Natural resources published reports
It is now some 33 years since the Ord River Regeneration Project, the largest and most ambitious of its kind in Australian rangelands, commenced.
During this time there have been a number of publications and miscellaneous reports about the project, but this publication is by far the most comprehensive produced to date. Although the field work was undertaken in 1981, the findings recorded here will stand in a good stead as a detailed account and reference work for years to come.
Much has changed within the Regeneration Reserve area since the project commenced. Cattle and feral donkey numbers have finally …
Miscellaneous Publication 42/93 - Development And Dissemination Of Design Methods For Rangeland Paddocks Which Maximise Animal Production And Minimise Land Degradation, Shane Cridland, Mark Stafford Smith
Miscellaneous Publication 42/93 - Development And Dissemination Of Design Methods For Rangeland Paddocks Which Maximise Animal Production And Minimise Land Degradation, Shane Cridland, Mark Stafford Smith
Animal production and livestock published reports
Surveys of rangeland resources in Western Australia to date have shown that 23% of the area surveyed is in poor range condition. Poor condition is characterised by the loss of perennial vegetation allowing wind and water erosion. Approximately another 37% is in only fair range condition (Curry and Hacker 1990).
The loss of range condition is partly due to uneven use of paddocks by sheep and cattle. The areas close to water and the preferred pasture types are often over-utilised, while areas well away from water and less preferred pasture types are under-utilised. The result is that rangeland in good, …
Napier-King Land Conservation District : Land Management Manual, Peter Hocking
Napier-King Land Conservation District : Land Management Manual, Peter Hocking
All other publications
With the discovery of the role of trace elements, large tracts of land in the south west of Western Australia, previously regarded as unsuitable for agriculture, were cleared in the 1950s and 1960s. Much of this land was taken up as Conditional Purchase Blocks, a scheme which enabled conversion of unalienated crown land to freehold title providing a set proportion of the block was 'developed'.
However, the removal of the natural deep rooted vegetation and its replacement with pasture species (up to 90% of privately owned land in the Napier-King LCD area is cleared) has not been without problems. The …
Installing Photographic Rangeland Monitoring Sites In Grassland Environments, Andrew Mclaughlin
Installing Photographic Rangeland Monitoring Sites In Grassland Environments, Andrew Mclaughlin
Agriculture reports
Photographic monitoring offers pastoralists an inexpensive management tool that can help to better understand how varying management practices affect the rangeland. Using a monitoring system also helps take the guesswork out of knowing what changes to vegetation and soils have occurred over time.
Salinity - An Albany Perspective, Mandy Curnow
Salinity - An Albany Perspective, Mandy Curnow
Natural resources published reports
This booklet has been put together as an introduction to salinity in the Albany, Denmark, and Plantagenet districts. As much local information has been included as possible, so that the booklet will relate to your situation. The booklet looks at the causes of salinity and bow to recognise it. Included also, are methods of measuring salt in water and soil, both in the laboratory and the field. Methods of controlling salinity and reversing rising ground waters are not covered as there are already so many publications dealing with this topic.
Most agricultural areas experience some Ievel of salinity. Controlling salinity, …
Saving The Catchments Of Albany's Harbours, Ashley Prout
Saving The Catchments Of Albany's Harbours, Ashley Prout
Journal of the Department of Agriculture, Western Australia, Series 4
Fertiliser, particularly phosphorus, running off farm land is a major source of nutrient entering Albany's harbours. Oyster Harbour, which has a large rural catchment, is especially at risk.
The build-up in nutrients in the harbours has caused nuisance algal growth since the early 1970s and subseuent death of more than half the seagrass beds, which are vital to the areas marine life.
The Department of Agriculture, at the request of the Environmental protection Authority, has developed and promoted catchment management plans that enable rural land holders to reduce the amount of run-off into the harbours without necessarily sacrificing farm productivity. …
Bulletin 4274 - Tree Planting On The High Rainfall Coastal Plain, Don Bennett, Richard George
Bulletin 4274 - Tree Planting On The High Rainfall Coastal Plain, Don Bennett, Richard George
Bulletins 4000 -
Careful planning can mean the difference between the success or failure of a tree planting program . Healthy , well-e stablished trees stand a better chance of survival, grow faster and are more resistant to insect attack. The need for time-consuming watering in summer is also eliminated.
The high rainfall coastal plain extends from Perth to Busselton and inland to the Darling Scarp. It receives about 800 to 1000 mm annual rainfall.
Site preparation is ideally started in summer. For a winter planting, decide before March where to plant, which varieties and how many trees to plant. Early planning allows …
Albany Harbours Sampling Program - Experiences, Myths And The Need For Standards, David Weaver
Albany Harbours Sampling Program - Experiences, Myths And The Need For Standards, David Weaver
Conference papers and presentations
Making accurate and precise estimations of pollutant loadings is becoming more important as our waterways suffer from increased inputs of pollutants and as statutory requirements to meet target loads are established. The most studied pollutant in waterways in WA is phosphorus (P) since it is reported to be the stimulus for algal growth. Many reports publish nutrient load data without any discussion of potential errors in sampling, chemical analysis or load calculations, or any discussion of the assumptions made and conclusions drawn from those calculations. The result can be the adoption of incorrect sampling, analytical and calculation procedures, leading ultimately …