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Department of Primary Industries and Regional Development, Western Australia

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Articles 91 - 120 of 148

Full-Text Articles in Biodiversity

Native Vegetation Handbook For The Shire Of Kent, Shaun B. Grein Nov 1994

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.


Native Vegetation Handbook For The Shire Of Broomehill, Shaun B. Grein Nov 1994

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 Oct 1994

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 Sep 1994

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.


Native Vegetation Handbook For The Shire Of Narrogin, Shaun B. Grein May 1994

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 May 1994

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 May 1994

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 May 1994

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 May 1994

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 May 1994

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.


The Mobrup Catchment Working Plan - A Resource Inventory And Strategies, Steven Garrad Jun 1993

The Mobrup Catchment Working Plan - A Resource Inventory And Strategies, Steven Garrad

Soil conservation survey collection

The Mobrup LCDC has persevered for three years with its efforts to produce a catchment plan. They readily acknowledge that their work is just beginning as they now wrestle with this working plan to form something which will have application on each individual's enterprise to ensure a sustainable future for this catchment.This report is a collation of their ideas, an inventory of works done in the catchment and the best advice which research and local knowledge can provide.


A Simplified Key For Assessing The Ecological Significance Of On-Farm Bush Remnants In The Wheatbelt, F Mollemans Mar 1993

A Simplified Key For Assessing The Ecological Significance Of On-Farm Bush Remnants In The Wheatbelt, F Mollemans

Agriculture reports

Many farms today still contain areas of natural bush, yet there is little knowledge about the condition and value of this bush. There is also a wider interest by farmers in this bush because of its perceived value in assisting to combat on-farm salinity, and for diverse other reasons. As a response to the general interest by farmers and others in on-farm bush, a key, produced for use in a remnant vegetation survey of the southern wheatbelt (Mollemans,1992), and which may be used to assess the value of on-farm bush, is being reproduced here.


Honey Production In Western Australia, Rob Manning Jan 1993

Honey Production In Western Australia, Rob Manning

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

the first ever survey of the potential production and value of apiary products from the south-west of Western Australia has shown beekeepers are collecting only 10 per cent of the potential honey crop.

The biggeest losses in honey production are caused by the enviroment, such as protracted drought, and extreme temperatures, heavy rain and cyclones during flowering. Fire, apiary sites leased but not used, and logging of forests also reduce the availability of apiary sites for honey production.


Lecture Notes For Nscp-Funded Short Course - Remote Sensing Training For Resource Officers And Farmers, Western Australian Department Of Agriculture Nov 1992

Lecture Notes For Nscp-Funded Short Course - Remote Sensing Training For Resource Officers And Farmers, Western Australian Department Of Agriculture

Soil conservation survey collection

The aim of this course is to provide an introduction to remote sensing, and knowledge and practice in image processing techniques for the extraction of information from remotely sensed data. Aerial photography is the original form of earth remote sensing, and is still a widely used and important data source for many purposes. This course is directed principally at the analysis of digital image data recorded by satellite or airborne platforms. Remote sensing is considered to be the methodology of collecting and interpreting target information over a broad range of the electromagnetic spectrum.


Distribution And Ecological Significance Of On-Farm Bushland Remnants In The Southern Wheatbelt Region Of Western Australia, F Mollemans, G Beeston Jul 1992

Distribution And Ecological Significance Of On-Farm Bushland Remnants In The Southern Wheatbelt Region Of Western Australia, F Mollemans, G Beeston

Soil conservation survey collection

The Southern Wheatbelt Region Remnant Vegetation Survey was funded by the Save the Bush program, and aimed at surveying pieces of on-farm remnant vegetation in the "Great Southern" of Western Australia. At the outset a total of 13 shires were selected for survey, namely: Broomehill, Corrigin, Dumbleyung, Katanning, Kent, Kondinin, Kulin, Lake Grace, Narrogin, Tambellup, Wagin, Wickepin, Woodanilling. However, time constraints (available funding indicated a time frame of 40 weeks for the project to be completed) meant that subsequently Kent and Lake Grace shires (two of the largest) had to be dropped from the survey to allow for proper completion …


Plan For Neridup Creek Catchment Neridup Soil Conservation Group, Martyn G. Keen Jan 1992

Plan For Neridup Creek Catchment Neridup Soil Conservation Group, Martyn G. Keen

Soil conservation survey collection

This report was initiated at the request of the Neridup Soil Conservation Group as an aid to overcoming the degradation problems of the catchment known as the Neridup Creek Catchment.Work was commenced on collecting data about the catchment in May 1990 and has continued on a part-time basis as workload has permitted. This report outlines the physical details of the catchment, predicts runoff peak flows and contains recommendations as a framework for stable land use within the catchment.Attached to this report are: a set of maps of physical details, a set of plans related to individual degradation problems requiring solutions …


Navail Spreadsheet, S J. Burgess Jan 1992

Navail Spreadsheet, S J. Burgess

Agriculture reports

A computer program called NPDECIDE has been developed by the Western Australian Department of Agriculture to assist with decisions relating to the use of phosphorus fertiliser on cereal crops. NPDECIDE functions by estimating the response of the crop to combinations of nitrogen and phosphorus fertilisers, and by indicating the likely profit from the use of these materials. In order to carry out this task, NPDECIDE must be able to calculate the availability to the growing plants of nitrogen from the fertilisers and from organic material in the soil.


Rangeland Survey In Western Australia - History, Methodology And Applications, H. J. R. Pringle Jul 1991

Rangeland Survey In Western Australia - History, Methodology And Applications, H. J. R. Pringle

Natural resources published reports

The rangelands of Western Australia lie to the north-west of the agricultural areas, extending east to the Nullarbor and north to the Kimberley (Fig. 1). The major areas that are used for pastoralism are most of the Kimberley and the Pilbara, nearly all of the mulga shrublands, plus some of the Goldfields gum belt and part of the Nullarbor Plain.


Pasture Condition Guides For The Murchison River Catchment, A Fox, T R. Eckersley Jan 1991

Pasture Condition Guides For The Murchison River Catchment, A Fox, T R. Eckersley

Soil conservation survey collection

Knowledge of the pasture resource and its capabilities is essential to sustainable use of the rangelands. Rangeland managers must be able to recognise firstly the different pasture types, and secondly, the differences between present condition classes for each type. Both factors affect the stock carrying capacity, and appropriate pastoral management of a pasture. This guide has been produced for use by pastoralists to assist them to recognise and assess the condition of the perennial pasture resource of their own properties. The guide describes the condition states found in 10 of the most widespread pastures of the Murchison River catchment (Fig. …


Wildlife Corridors In The Wheatbelt, Richard Hobbs, Denis Saunders Jan 1991

Wildlife Corridors In The Wheatbelt, Richard Hobbs, Denis Saunders

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

Native vegetation in the Western Australian wheatbelt now persists mostly in small areas that remained uncleared for various reasons. (See 'Remnant vegetation on farms is a valuable resource' on page 43.) On their own, most of these remnant areas are difficult to manage, and too small to retain viable populations of many of the birds and other animals found in the wheatbelt. These patches of vegetation can be linked by wildlife corridors, which may increase the ability of the wildlife to move about and persist in the area


Reconnaissance Investigation Of Fitzgerald Location 1646 And New Land Adjacent Fitzgerald Location 1998 Mt. Ridley, Tim D. Overheu Feb 1990

Reconnaissance Investigation Of Fitzgerald Location 1646 And New Land Adjacent Fitzgerald Location 1998 Mt. Ridley, Tim D. Overheu

All other publications

No abstract provided.


Protecting The Remnants, Glenis Ayling Jan 1990

Protecting The Remnants, Glenis Ayling

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

Our native flora and fauna do best in their own environment, so one way of protecting them is to conserve and maintain areas of remnant vegetation throughout our farmlands. This is the aim of the Remnant Vegetation Protection Scheme in which the State Government helps private landholders to voluntarily fence off and manage areas of native vegetation on farms.


Studies On Bean Yellow Mosaic Virus In Pasture Species And Lupins., Simon Mckirdy, R. Jones Jan 1990

Studies On Bean Yellow Mosaic Virus In Pasture Species And Lupins., Simon Mckirdy, R. Jones

Experimental Summaries - Plant Research

Trial 90PE11

Location: South Perth.

A survey was conducted to determine the extent of Bean Yellow Mosaic Virus (BYMV) infection in subterranean clover pastures. The pastures were sampled in October by officers from each of the country districts and from south Perth. 100 samples were collected from each pasture, 1 sample every 5 paces , and sent to south Perth. The ELISA test and the Gibbs and Gower formula were used to determine a percentage BYMV infection for each infected pasture.

Barley yellow dwarf virus in wheat

Location: Badgingarra, Wongan Hills, Goomalling-Dowerin, Northam, Katanning, Jerramungup.

In 1990, very large populations …


Leaf Diseases Of Wheat, R. Loughman, Geoff Thomas, J. A. Bathgate, W. R. Smith Jan 1990

Leaf Diseases Of Wheat, R. Loughman, Geoff Thomas, J. A. Bathgate, W. R. Smith

Experimental Summaries - Plant Research

Trial 90PE10

Strategic variety mixtures to reduce septoria diseases of wheat. Evaluation of wheat lines for suitability to mixing for septoria control.

Location: Mt. Barker Research Station

To determine components of partial resistance to both Septoria species to ensure that lines with components that are complimentary are chosen for evaluation as mixtures for Septoria control.

Trial 90MT12 and 90ME10

Assessing effects of a paired variety mixture to reduce Septoria.

Location: Borden and Mt Barker Research Station.

To assess the effects of a variety mixture on Septoria diseases.

Trial 90MT11 and 90JE9

Evaluating variety mixtures to reduce septoria, using a range …


Can Kangaroos Survive In The Wheatbelt?, Graham Arnold Jan 1990

Can Kangaroos Survive In The Wheatbelt?, Graham Arnold

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

One of the costs of agricultural development in Western Australia over the past 100 years has been the loss of most of the native vegetation and, consequently, massive reductions in the numbers of most of our native fauna. Thirteen mammal species are extinct and many bird and mammal species are extinct in some areas. These losses will increase as remnant native vegetation degrades under the impact of nutrients washed and blown from farmland, from the invasion by weeds and from grazing sheep.

Even kangaroos are affected. Unless the community manages remnant vegetation to minimise degradation and enhance the regeneration of …


Losses Causes By And Control Of Important Seed-Borne Virus Diseases Affecting Productivity Of Annual Pasture Legumes., R. Wroth Jan 1990

Losses Causes By And Control Of Important Seed-Borne Virus Diseases Affecting Productivity Of Annual Pasture Legumes., R. Wroth

Experimental Summaries - Plant Research

Trial90V1 and 90W1

Assessment of pasture productivity in subterranean clover pastures infected with SCMV.

Location: Woogenellup, Vasse and Wokalup.

These trials measure SCMV disease progress, herbage and seed production losses in Woogenellup pasture swards which are: (i) initially artificially infected by using infected transplants in the first year; and ii) naturally infected via seed transmission of the virus in year two. Trials are grazed by sheep throughout the season, maintaining the pasture height at less than 20 cm.

Trial 90PE5

Assessment of sensitivity/resistance to subterranean clover mottle virus in selected subterranean clover cultivars.

Location: Pemberton

Subterranean clover cultivars, recommended for …


Virus Disease Of Lupins., R. A. Jones Jan 1990

Virus Disease Of Lupins., R. A. Jones

Experimental Summaries - Plant Research

Cucumber mosaic virus.

Effects of different levels of infection in seed sown. - 90BA12, 90WH17

Location: Badgingarra and Wongan Hills.

Trials were done at Badgingarra and Wongan Hills in which plots were sown with seed of cv. Gungurru which transmitted CMV at rates of 5%, 1% and 0%. The plots were separated by 30 in wide cereal buffers.

Effect of plant density on BYMV spread into lupins - 90A6 and 90MT13

Location: Avondale and Mt Barker.

Following observations in 1989 (see 1989 experimental summary) on the predominant distribution of BYMV infected plants along the edges of lupin paddocks and into …


Cranola Rapseed Variety Assessment. Cranola Agronomy. Linseed. Tillage., J. D. Warren Jan 1990

Cranola Rapseed Variety Assessment. Cranola Agronomy. Linseed. Tillage., J. D. Warren

Experimental Summaries - Plant Research

Trial 90AB15. 90N68, 90EB39

Canola : assessment of early maturing Stage 2 lines.

Location: Katanning, Newdegate Research Station, East Beverley Annex

Production of Canola in medium rainfall zones offers the opportunity for a rapid expansion of the industry. However presently recommended varieties take too long to mature for the area's shorter growing season. The Stage 2 trials assess Canola lines selected on the basis of earliness from the remnants of Dr Roy's now defunct rapeseed breeding programme as well as selections from Eastern States breeding programmes. The trials arc conducted at three sites to account for environmental effects on cultivar …


Murex Medic Field Evaluation., D. J. Gillespie, D. R. Mcclements, D. S. Francis Jan 1990

Murex Medic Field Evaluation., D. J. Gillespie, D. R. Mcclements, D. S. Francis

Experimental Summaries - Plant Research

Trials: 90GE113, 90MO62, 90WH87, 90ME72, 90NO115, 90A24, 90AB17, 90AL35

Locations: Geraldton, New Norcia, Wongan Hills, Merredin, Southern Brook, Avondale, Katanning, Tenderden.

The selection SEP29.1 was outstanding for both dry matter production and seed yield over a wide range of sites varying in both rainfall and soil type. On the basis of these trials, six lines have been selected for further evaluation in 1991.

They are: SEP29.1 SEP26.2.7 GRC69 GRC87.1 87F01.28 87FB2.36

Trials 90A25 and 90NO116

Redlegged earthmite field experiments.

Very low levels of redlegged earthmite and only minor damage to test varieties was recorded in this trial. Damage ratings were …


Cucumber Mosaic Virus In Lupins., D. A. Nicholas Jan 1990

Cucumber Mosaic Virus In Lupins., D. A. Nicholas

Experimental Summaries - Plant Research

Cucumber Mosaic virus in lupins.

A testing service for lupin growers was provided by the Seed Testing Station. The level of CMV in seed was determined in a 1000 seed sample using the ELISA (Enzyme Linked Immunosorbent Assay) technique developed by Dr. R.C. Jones.To speed up processing of samples levels greater than 1.2% were not determined - to do so would have required repeating the test at a different level of grouping. Growers were charged $114 per sample tested. The service was advertised as being available for samples received up until 28 February.