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Articles 1201 - 1230 of 2910
Full-Text Articles in Physical Sciences and Mathematics
Planning To Grow Vegetables Commercially, John Burt, Peter Gartrell
Planning To Grow Vegetables Commercially, John Burt, Peter Gartrell
Bulletins 4000 -
This Bulletin was developed by Department of Agriculture in recognition of the increasing complexity and competitiveness in establishing a commercial vegetable enterprise. The information in this Bulletin will provide you with a useful guide to assess your likelihood of succeeding in vegetable production.
Vegetable production is not an easy lifestyle. It is a highly competitive environment with the industry consisting of growers with big investments and years of experience and knowledge. Horticultural farms require a large amount of capital and time and are increasingly expanding and becoming more specialised.
If you are serious about growing vegetables, work through this Bulletin …
Yuna Farm Improvement Group - Conservation Farm Planning Manual, Mike Clarke, Cecilia Mcconnell, Nancye Gannaway
Yuna Farm Improvement Group - Conservation Farm Planning Manual, Mike Clarke, Cecilia Mcconnell, Nancye Gannaway
Natural resources published reports
A landcare group formed on Tuesday, 30 June 1998 due to growing concern about land degradation. The main interests and objectives of the group where discuss and were outlined as follows:
1. Wind Erosion
2. Soil Acidity
3. Soil Degradation
4. Remnant Vegetation Decline
5. Tree Placement and Survival
6. Oil Mallees
7. Water Erosion
8. Non Wetting Soils
9. Salinity
10. Waterlogging
The first step toward addressing these issues was to organise two workshops with Mike Clarke, Cecilia McConnell and Nancye Gannaway from Agriculture Western Australia. The first workshop was held on the 4/8/98 and the second on the …
Northern Agriculture Integrated Management Strategy - Sub-Region Strategies And Action Plans, Agriculture Western Australia
Northern Agriculture Integrated Management Strategy - Sub-Region Strategies And Action Plans, Agriculture Western Australia
Natural resources published reports
Greenough Sub-region
Moore River Sub-region
West Midlands Sub-region
Yarra Yarra Sub-region
The strategies and action plans contained in this document have been developed by members of the community, local industry and government agencies, representing the four sub-regions of the Northern Agricultural Region. Sub-regional strategy development has occurred due to community and agency recognition of the importance of protecting, enhancing and developing the region's valuable natural resource base.
Work began on this process with a two-day regional workshop in October 1996 and following this, numerous sub-regional meetings were held over a period of one year.
The summary of this planning work …
Results Of Investigations Into The Groundwater Response And Productivity Of High Water Use Agricultural Systems 1990-1997 4. Tkk Engineering's Catchment (Williams), A D. Smith, Richard J. George Dr, P R. Scott, D L. Bennett, R J. Rippon, G J. Orr
Results Of Investigations Into The Groundwater Response And Productivity Of High Water Use Agricultural Systems 1990-1997 4. Tkk Engineering's Catchment (Williams), A D. Smith, Richard J. George Dr, P R. Scott, D L. Bennett, R J. Rippon, G J. Orr
Resource management technical reports
High water use vegetation systems for salinity control were trialed on a 70 ha catchment located about 15 km north of Williams, Western Australia. The catchment receives about 545 mm annual rainfall and 1870 mm annual evaporation. Development of salinity is characterised by passive discharge upslope from a dolerite dyke. Because recharge exceeds the discharge capacity of current seeps, there is potential for new seeps to develop in the mid to lower slopes.
Results Of Investigations Into The Groundwater Response And Productivity Of High Water Use Agricultural Systems 1990-1997 : 6. Summary Of All Sites, A D. Smith, Richard J. George Dr, P R. Scott, D L. Bennett, R J. Rippon, G J. Orr, Peter J. Tille
Results Of Investigations Into The Groundwater Response And Productivity Of High Water Use Agricultural Systems 1990-1997 : 6. Summary Of All Sites, A D. Smith, Richard J. George Dr, P R. Scott, D L. Bennett, R J. Rippon, G J. Orr, Peter J. Tille
Resource management technical reports
The south-western Woolbelt receives annual rainfall between 500-700 mm with long dry summers and cool wet winters. The dominant land use is grazing of Merino sheep for wool productiion, with smaller areas (5-15%) of cropping. All of the catchments selected were affected by salinity, but the extent and severity varied. In all catchments the location of the major expression of salinity was the valley floor.
Western Australian Fisheries - Key Achievements 1997-1998, Fisheries Western Australia
Western Australian Fisheries - Key Achievements 1997-1998, Fisheries Western Australia
Fisheries Published Reports
The WA fishing community can look back at the past year with considerable satisfaction.
Close partnership arrangements between Government, industry, the community and Fisheries Western Australia have both consolidated and advanced the State's position at the forefront of sustainable management of marine environments and fish resources.
Together, commercial fishing and recreational fishing make annual $1.5 billion contribution to the Western Australian economy. Through a carefully balanced portfolio of policies and initiatives the Coalition is making sure that both sectors continue to prosper, while at the same time ensuring that future generations inherit a marine environment which we are all …
1080 Operational Procedures Manual - Second Edition, Agriculture Western Australia
1080 Operational Procedures Manual - Second Edition, Agriculture Western Australia
Biosecurity published reports
Sodium fluoroacetate (1080) is an extremely toxic substance which can be a danger to humans if handled incorrectly. At the same time 1080 is the most effective and efficient poison for the control of Western Australia's main vertebrate pest species including rabbits, wild dogs and foxes. One of the main reasons for its usefulness in Western Australia is that many native animals have a high tolerance to it and so may not be affected by baiting.
Industry Resource Protection Program (IRPP) This program, part of Agriculture Western Australia, supports feral animal control carried out by its staff and community groups. …
Focus On The Future Agriculture Western Australia's Strategic Directions 1998 - 2008, Agriculture Western Australia
Focus On The Future Agriculture Western Australia's Strategic Directions 1998 - 2008, Agriculture Western Australia
Reports
Strong growth in global demand combined with productivity gains, product innovation and sustainability improvements throughout the 1990s enable Western Australia agriculture to look to the 21st century with confidence.
This optimistic outlook is largely the result of innovation across the agricultural industries based on research, development and extension - activities in which Agriculture Western Australia continues to be the State's leading provider.
Focus on the Future is ambitious, and sends a unequivocal message about our strategic directions and the rationale guiding the agency in allocating resources to those areas which offer the biggest benefits to the Western Australian agriculture, food …
Success With Serradella In The Wheatbelt, Clinton Revell, Bradley Nutt, Michael Ewing
Success With Serradella In The Wheatbelt, Clinton Revell, Bradley Nutt, Michael Ewing
Journal of the Department of Agriculture, Western Australia, Series 4
Clinton Revell, Bradley Nutt, and Michael Ewing review the latest developments with new varieties of French serradella and yellow seradella that should provide the basis for productive legume pastures on acidic, sandy soils throughout the wheatbelt of Western Australia
Management Options For Pilbara Demersal Line Fishing, Gaye Looby
Management Options For Pilbara Demersal Line Fishing, Gaye Looby
Fisheries Management Papers
Fisheries Western Australia licensing arrangements allow all vessels with an unrestircted fishing boat licence ('wetline licence') to take scalefish throughout the State. These arrangements have led to a high level of excess capacity in the licensed 'wetline' fishing fleet to exploit the scalefish resources. The declaration of the Kimberley Interim Line Fishery and forthcoming declaration the Northern Demersal Scalefish Fishery have resolved this problem for the Kimberley waters. However, the high level of excss capacity in the 'wetline' fleet to exploit the waters of the Pilbara remains a problem Preview access and develop a management plan for the Pilbara demersal …
Salinity And Hydrology Of The Mills Lake Catchment, R Ferdowsian, A T. Ryder
Salinity And Hydrology Of The Mills Lake Catchment, R Ferdowsian, A T. Ryder
Resource management technical reports
The Mills Lake Catchment is located north of the Ongerup-Jerramungup Road, 35 km west of Jerramungup and 10 km north-east of Ongerup. It covers about 23,800 ha of agricultural land that is more than 90% cleared and predominantly cropped. The average annual rainfall of the catchment is about 370 mm. Many low-lying parts of the study area have become salt-affected during recent years. The extent of soil salinity is growing rapidly and it is feared that, without any treatment, more land will become salt-affected.
State Of The Fisheries Report 1996/1997, Jim W. Penn
State Of The Fisheries Report 1996/1997, Jim W. Penn
Status Reports of the Fisheries and Aquatic Resources
The State of the Fisheries document is designed as an essential supplement to the Annual Report to Parliament. By summarising data such as landings, ettort, catch rates, stock assessment and breeding stock levels, this document provides a valuable reference point for all Western Australian fisheries of major importance to the commercial, recreational and aquaculture sectors. Information relevant to the Department of Fisheries' Fish and Fish Habitat Protection Program is also provided. The report indicates that overall the major fish stocks which support fisheries in Western Australia continue to be in a reasonably healthy condition. Those species which are being harvested …
The Salinity And Hydrology Of Cranbrook, R Ferdowsian, A T. Ryder
The Salinity And Hydrology Of Cranbrook, R Ferdowsian, A T. Ryder
Resource management technical reports
The study area covers the Cranbrook townsite and two catchments that affect it. The Cranbrook Town is located 85 km north-north-west of Albany and it has a population of 320 people (1190 in the Shire; ABS Census 1991).
Cranbrook is experiencing salinity problems. Saline groundwater levels are close to the soil surface and cause deterioration of buildings, roads, infrastructure, death of trees and scalding of land including the sporting ground.
The objective of this study was to define the present salinity status of the Cranbrook Town and develop management strategies to overcome or reduce the severity of salinity.
Abalone Aquaculture In Western Australia. Discussion Paper And Draft Policy Guidelines., Cameron Westaway, Jeff Norriss
Abalone Aquaculture In Western Australia. Discussion Paper And Draft Policy Guidelines., Cameron Westaway, Jeff Norriss
Fisheries Management Papers
The purposes of this discussion paper is to highlight relevant issues associated with abalone aquaculture development and outline a set of draft policy guidelines. The paper is being disseminated to members of the aquaculture industry, commercial and recreational fishing bodies and the broader community to allow comment.
Issues Affecting Western Australia's Inshore Crab Fishery Blue Swimmer Crab (Portunus Pelagicus) Sand Crab (Ovalipes Australiensis), Cathy Cambell
Issues Affecting Western Australia's Inshore Crab Fishery Blue Swimmer Crab (Portunus Pelagicus) Sand Crab (Ovalipes Australiensis), Cathy Cambell
Fisheries Management Papers
This paper is designed to inform the general public about the issues and management options for managing the State's blue swimmer and sand crab fishery.
The Protection Of Remnant Vegetation On Private Land In The Agricultural Region Of Western Australia, Department Of Agriculture And Food, Western Australia
The Protection Of Remnant Vegetation On Private Land In The Agricultural Region Of Western Australia, Department Of Agriculture And Food, Western Australia
All other publications
No abstract provided.
Phosphorus And Nitrate Loss From Horticulture On The Swan Coastal Plain, Neil Clifton Lantzke
Phosphorus And Nitrate Loss From Horticulture On The Swan Coastal Plain, Neil Clifton Lantzke
Agriculture reports
(En) The extent of nutrient loss from nine horticultural properties located on the sandy soils of the Swan Coastal Plain was examined. On three of the properties phosphorus (P) loss was measured by monitoring nutrient loads in shallow drains. On the other six properties networks of monitoring bores were installed and both P and nitrate nitrogen (NO3-N) concentrations were monitored. All of the properties except one were located on the low phosphate fixing Bassendean sands. The level of nutrient loss was depend l production areas. High to very high N03-N concentrations were found in the shallow groundwater beneath the production …
Native Vegetation Handbook For The Shire Of Beverley, Rod Safstrom
Native Vegetation Handbook For The Shire Of Beverley, Rod Safstrom
Native vegetation handbook series
This Handbook is one of a series covering the agricultural region of Western Australia. The Handbook aims to assist the development of sustainable farming systems which combine agricultural production and nature conservation. Information is provided on the natural resources of the Shire of Beverley, including the existing vegetation, drainage systems and soils. Problems in managing these resources are described and community initiatives to tackle the problems are summarised.
Native Vegetation Handbook For The Shire Of Pingelly, Rod Safstrom
Native Vegetation Handbook For The Shire Of Pingelly, Rod Safstrom
Native vegetation handbook series
This Handbook is one of a series covering the agricultural region of Western Australia. The Handbook aims to assist the development of sustainable farming systems which combine agricultural production and nature conservation. Information is provided on the natural resources of the Shire of Pingelly, including the existing vegetation, drainage systems and soils. Problems in managing these resources are described and community initiatives to tackle the problems are summarised. It is hoped that this Handbook 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 Brookton, Rod Safstrom
Native Vegetation Handbook For The Shire Of Brookton, Rod Safstrom
Native vegetation handbook series
This Handbook is one of a series covering the agricultural region of Western Australia. The Handbook aims to assist the development of sustainable farming systems which combine agricultural production and nature conservation. Information is provided on the natural resources of the Shire of Brookton, including the existing vegetation, drainage systems and soils. Problems in managing these resources are described and community initiatives to tackle the problems are summarised. It is hoped this Handbook 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 Bridgetown-Greenbushes, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Bridgetown-Greenbushes, Shaun B. Grein
Native vegetation handbook series
This booklet provides rural land managers with information relating to the natural resources of the Shire of Bridgetown-Greenbushes including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural resources in the Shire of Bridgetown-Greenbushes 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 rural landscape and the conservation of native vegetation within the Shire.
Bulletin 4328 - Soil Testing For Vegetable Production On The Coastal Plain, Ian Mcpharlin, Murray Hegney
Bulletin 4328 - Soil Testing For Vegetable Production On The Coastal Plain, Ian Mcpharlin, Murray Hegney
Bulletins 4000 -
Vegetable growers need to use fertiliser efficiently. Under-fertilising can reduce yield, which results in economic losses. Over-fertilising can reduce yield and contribute to nitrogen and phosphorus pollution of ground and surface waters. Concerns have been expressed that fertilisers applied to horticultural crops contribute to the phosphorus pollution of the rivers and estuaries of the west and south coast of Western Australia.
Soil testing is a technique that can be used by growers to make better fertiliser decisions. When soil tests show high levels of nutrients, growers can reduce fertiliser application for the current crop. This should enable growers to maintain …
Native Vegetation On Farms Survey 1996 : A Survey Of Farmers Attitudes To Native Vegetation And Landcare In The Wheatbelt Of Western Australia, Suzanne Jenkins
Native Vegetation On Farms Survey 1996 : A Survey Of Farmers Attitudes To Native Vegetation And Landcare In The Wheatbelt Of Western Australia, Suzanne Jenkins
Resource management technical reports
The Native Vegetation on Farms survey 1996 was performed to assess the attitudes of farmers to a number of issues related to existing native vegetation on farmland, the replanting of vegetation on farms and land degradation. Research has shown that it is important for a proportion of all farmland to have some native vegetation for ecological stability, to regulate hydrological processes and for long-term sustainability of farm production.
Native Vegetation Handbook For The Shire Of Augusta-Margaret River, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Augusta-Margaret River, Shaun B. Grein
Native vegetation handbook series
This booklet provides rural land managers with information relating to the natural resources of the Shire of Augusta-Margaret River including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural resources in the Shire of Augusta-Margaret River 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 rural landscape and the conservation of native vegetation within the Shire.
Evaluation Of Deep, Open Drains In The North Stirling Area, R Ferdowsian, A T. Ryder, J Kelly
Evaluation Of Deep, Open Drains In The North Stirling Area, R Ferdowsian, A T. Ryder, J Kelly
Resource management technical reports
No abstract provided.
Native Vegetation Handbook For The Shire Of Boyup Brook, Shaun B. Grein
Native Vegetation Handbook For The Shire Of Boyup Brook, Shaun B. Grein
Native vegetation handbook series
This booklet provides rural land managers with information relating to the natural resources of the Shire of Boyup Brook including the existing vegetation, drainage systems and soils. Some of the problems relating to the management of natural resources in the Shire of Boyup Brook 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 rural landscape and the conservation of native vegetation within the Shire.
State Of The Fisheries Report 1995/1996, Jim W. Penn
State Of The Fisheries Report 1995/1996, Jim W. Penn
Status Reports of the Fisheries and Aquatic Resources
The State of the Fisheries document is designed as an essential supplement to the Annual Report to Parliament. By summarising data such as landings, effort, catch rates, stock assessment and breeding stock levels, this document provides a valuable reference point for all Western Australian fisheries of major importance to the commercial, recreational and aquaculture sectors. The report indicates that overall the major fish stocks which support fisheries in Western Australia are in a reasonably healthy condition. Those species which are being harvested at levels above their optimum, such as the shark stocks, are subject to increasing fishing controls designed to …
Salinity And Hydrology Of The Wamballup Swamp Catchment, R Ferdowsian, A T. Ryder
Salinity And Hydrology Of The Wamballup Swamp Catchment, R Ferdowsian, A T. Ryder
Resource management technical reports
No abstract provided.
Bulletin 4333 - Furrow Sowing On Water Repellent Soils, Paul Blackwell, Grant Morrow
Bulletin 4333 - Furrow Sowing On Water Repellent Soils, Paul Blackwell, Grant Morrow
Bulletins 4000 -
This Bulletin discusses the benefits that furrow sowing brings to crop growth and production on water repellent sand, based on research and farm observations in Western Australian. By understanding the benefits and risks of several key processes, producers can better evaluate the potential role of furrow sowing in combating water repellency. This is true whether one is using direct drilling, no-till (narrow points or discs) or zero till (single, double or triple disc openers) methods.
A Guide To Mechanical Rangeland Regeneration, J. Addison
A Guide To Mechanical Rangeland Regeneration, J. Addison
Bulletins 4000 -
The main objective of this Bulletin is to describe mechanical methods of promoting rangeland regeneration and how to determine which is the most appropriate to use on any particular site. Mechanical regeneration methods are not 'quick fix' but may be used to advantage in some rangeland regeneration strategies.