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Articles 391 - 420 of 435
Full-Text Articles in Agricultural Science
A Review Of Plant Introductions To The Kimberley 1955 To 1987, R Mccartney
A Review Of Plant Introductions To The Kimberley 1955 To 1987, R Mccartney
Grain and other field crops published reports
This report summarizes the work done by the Department of Agriculture, Western Australia, in the west and north Kimberley in introducing plant species during 1955-1987.
For the purposes of this repor1the following areas are defined thus:
• West Kimberley- lies between latitude 17°5 and 19°5 and longitude 121°E and 127°E, with an extension to the north of 1° between 121°E and I 24°20'E. The area is 118,000 km".
• North Kimberley - lies north of latitude 17°5 and between longitude 124°20'E and 127°30'E. The area is 85,000 km'.
• East Kimberley-lies north of latitude 19°5 and between longitude 127°30'E and …
1991 Catalogue Of The Australian Lupin Collection Including Field Evaluation Data For Wild, Semi-Domesticated And Fully Domesticated Accessions, J. C. Clements, W. A. Cowling
1991 Catalogue Of The Australian Lupin Collection Including Field Evaluation Data For Wild, Semi-Domesticated And Fully Domesticated Accessions, J. C. Clements, W. A. Cowling
Grain and other field crops research reports
This report lists all wild, semi-domesticated and fully domesticated accessions in the Australian Lupin Collection to 1991. The Collection is composed of 2,264 accessions (Perth Numbers between 20629 and 27067) introduced to Australia or from naturalized populations and breeding programmes within Australia. Several accessions are selections from variable populations which were identified during field trials in South Perth, Western Australia. This catalogue lists the characteristics and field evaluation data for every accession where available. Plant breeders and crop scientists will find this information useful for the selection of lupin genotypes with desired characteristics.
Section A of this catalogue should be …
Miscellaneous Publication 28/91 - Midas (Model Of An Integrated Dryland Agricultural System), David J. Pannell, Andrew Bathgate
Miscellaneous Publication 28/91 - Midas (Model Of An Integrated Dryland Agricultural System), David J. Pannell, Andrew Bathgate
Farm Systems and Economics published reports
MIDAS is a bioeconomic model of mixed crop/livestock farms in Western Australia. It selects farm management strategies which maximise profit subject to resource, technical and environmental constraints using the linear programming technique. This document provides a thorough documentation of the version of MIDAS developed for the "eastern wheatbelt" region. If you are learning to use MIDAS with the MARG menu driven system, you need to read the MARG manual as well as this documentation.
From early in the life of MIDAS, we gave a high priority to making the data and assumptions readily accessible in documentation and in microcomputer spreadsheet …
Bulletin No 4219 - Chemical Control Of Insect Pests In Field Crops And Pastures, T. P. Quinn, G. P. Mangano, P. J. Michael
Bulletin No 4219 - Chemical Control Of Insect Pests In Field Crops And Pastures, T. P. Quinn, G. P. Mangano, P. J. Michael
Bulletins 4000 -
Chemicals currently registered in Western Australia for use against pests of field crops and pasture are given in the following tables. Trade names are listed alongside each chemical formulation.
Department of Agriculture Bulletin 4185 "Insect and allied pests of extensive farming" will help you identify the pest(s) through coloured photographs, descriptions and keys. Information on the type of damage, life cycle and control is also provided. Further information is available in Farmnotes on specific pests and on pests of a particular crop.
The Poison Schedule for each product is indicated in the table. Extremely toxic chemicals are labelled as "dangerous …
G91-1025 Two Crops In One Year: Doublecropping, Russell Moomaw, Gary Lesoing, Charles A. Francis
G91-1025 Two Crops In One Year: Doublecropping, Russell Moomaw, Gary Lesoing, Charles A. Francis
University of Nebraska-Lincoln Extension: Historical Materials
Choice of crops, weed control, and other cultural practices for successful doublecropping are discussed here. Multiple cropping refers to growing two crops on the same field during the same year. One method of multiple cropping is doublecropping, which is when one crop is grown after the first crop is harvested. Prime USA regions for doublecropping are the eastern cornbelt, and southeastern and south central states where relatively long growing seasons and abundant rainfall occur. By contrast, shorter growing seasons and less frequent rainfall limit the potential for doublecropping in Nebraska. Irrigation is essential for successful doublecropping in Nebraska. Without irrigation, …
The Australian Lupin Collection - Passport Data For Wild And Semi-Domesticated Accessions Introduced Into Australia To 1990, J. C. Clements, W. A. Cowling
The Australian Lupin Collection - Passport Data For Wild And Semi-Domesticated Accessions Introduced Into Australia To 1990, J. C. Clements, W. A. Cowling
Grain and other field crops published reports
This report contains passport (including collection site) data and Commonwealth Plant Introduction (CPI) numbers for all wild and semi-domesticated Lupinus accessions introduced into Australia to 1990 (a total of 1071 accessions with CPI numbers between 10650 and 122692). Scientists or plant breeders with an interest in the characteristics of wild lupins from certain natural environments, such as high soil pH or low rainfall, will find this information invaluable when they select accessions for their experiments. The majority of the accessions were introduced by Western Australian scientists following collecting missions in the Mediterranean region, and the remainder were donated from institutions …
Land Management Manual. Merredin Advisory District, F. Frost, M Howell
Land Management Manual. Merredin Advisory District, F. Frost, M Howell
Natural resources published reports
Farming by soil type recognizes that each major soil unit has specific land use capabilities. 'When developing a farm management programme, understanding and appreciating the productive potential and degradation hazard of each soil unit ensures that production systems can be developed which are 'sustainable. The aim of this land management manual is to describe the climatic and geological features of the district and provide definitions of each of the major soil units and 'current management recommendations. The material is designed to be used as an information base for farm planners.
Thes oil units described are for the Merredin advisory district …
Miscellaneous Publication 23/90 - The Economic Implications Of Btec Destocking Part Of The West Kimberley Cattle Herd, Bruce Howard
Miscellaneous Publication 23/90 - The Economic Implications Of Btec Destocking Part Of The West Kimberley Cattle Herd, Bruce Howard
Biosecurity published reports
Economic implications of destocking infected breeding cows from the West Kimberley region, as part of the Brucellosis and Tuberculosis Eradication Campaign (BTEC) programme, were studied to evaluate effects on herd size, turn-off, cash surpluses and herd asset value.
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 …
What Are Land Conservation Districts?, Western Australian Department Of Agriculture
What Are Land Conservation Districts?, Western Australian Department Of Agriculture
Natural resources published reports
Land conservation groups need your support. Land degradation is not just a farming problem. We change the land and waters in many ways, whether it be clearing of precious natural bush or through the fertilizers which leach from our gardens.
By learning about the Land Conservation Districts achievements and understanding the challenges they face we can better see our own place in the scheme of things.
We will learn the ways to organize for Landcare in other rural areas, or in the city, that will be successful.
This is what the Decade of Landcare is all about - providing an …
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 …
Farming Systems Research/Extension And The Concepts Of Sustainability, Charles A. Francis, Peter E. Hildebrand
Farming Systems Research/Extension And The Concepts Of Sustainability, Charles A. Francis, Peter E. Hildebrand
Department of Agronomy and Horticulture: Faculty Publications
Farming Systems Research and Extension (FSR/E) has strongly influenced the direction of agricultural development over the past two decades. Involving farmers, change agents and researchers, this participatory approach to technological improvement has evolved as an efficient means to develop individual components and more integrated systems that are uniquely suited to specific biophysical and socioeconomic conditions. Farmers with similar conditions and for whom specific recommendations are appropriate are grouped, in FSR/E, into identifiable Recommendation Domains. The technologies recommended conform with the biophysical and socioeconomic constraints that create environments within the domains, based on the philosophy that new technologies must conform with …
Introducing Onslow, Western Australian Department Of Agriculture
Introducing Onslow, Western Australian Department Of Agriculture
Grain and other field crops published reports
Onslow Barley........ a new breed of barley for the southern high rainfall areas (see map VH,H4 &H5). Suited to May plantings, Onslow is the first barley developed specifically for the long growing seasons in these areas.
For the first time barley growers have a variety designed for those 4 t/ha plus yields which research shows are possible with early sowing.
Onslow is the first of a new breed of barley cultivars developed in Western Australia specifically for the southern high rainfall areas which have a long growing season.
Bulletin 4358 - Western Australian Registered Field Crop Scheme Production Rules, Mark Holland, Peter Hill
Bulletin 4358 - Western Australian Registered Field Crop Scheme Production Rules, Mark Holland, Peter Hill
Bulletins 4000 -
The Western Australian Registered Field Crop Scheme is an industry cooperative scheme entered into voluntarily by the participants. Agriculture Western Australia, through its AGWEST Plant Laboratories business unit, administers the scheme and supervises industry agreed production and marketing guidelines.
The Registered Field Crop Scheme differs from certified seed schemes by reduced direct supervision of the production by Agriculture Western Australia.
Producers agree to abide by the following rules and are responsible for the correctness of the final product to meet the quality descriptions for each seed lot as described on the appropriate seed analysis statement and in these rules.
The …
Miscellaneous Production 23/87 - Animal Production In The Spinifex And Shrubland Regions Of Western Australia, D. Burnside
Miscellaneous Production 23/87 - Animal Production In The Spinifex And Shrubland Regions Of Western Australia, D. Burnside
Animal production and livestock published reports
The role of the Rangeland Management Branch is to promote the sustained economic use of the rangeland resource. It provides research and extension services to the pastoral industry, provides advice on the condition of the range resource to Government and provides technical information on rangelands to other rangeland managers. A principal objective to be met in fulfilling that role is the development and promotion of economically efficient place systems that conserve the rangeland resource. At the inaugural Pastoral Soil Conservation Districts Conference in Meekatharra in May 1987, pastoralist delegates emphasized the importance of achieving that objective within the various soil …
Quarantine Disinfestation A Bibliography With Relevance To Ornamental Plant Material, Kevin Seaton, Daryl Joyce
Quarantine Disinfestation A Bibliography With Relevance To Ornamental Plant Material, Kevin Seaton, Daryl Joyce
Biosecurity published reports
This bibliography has been compiled as part of a programme to develop new and improved techniques for the insect disinfestation of export cut-flowers and cut-foliage. The objective of the programme is to identify the most effective disinfestation treatments. Suitable treatments should kill insects in the flowers without directly injuring the flowers or reducing their postharvest life.
The bibliography presents references relating to the disinfestation of ornamental material (i.e. cut-flowers, cut-foliage, and potted plants). However, it also includes references on disinfestation of fruit, vegetables, and stored grain where this information has some relevance to the disinfestation of ornamental materials. The bibliography …
An Inventory And Condition Survey Of Rangelands In The Ashburton River Catchment, Western Australia, A A. Mitchell, A L. Payne, W F. Holman
An Inventory And Condition Survey Of Rangelands In The Ashburton River Catchment, Western Australia, A A. Mitchell, A L. Payne, W F. Holman
Technical Bulletins
The inventory and condition survey of rangelands in the Ashburton River catchment, undertaken by the Department of Agriculture and Food, Western Australia (DAFWA) between 1976 and 1978, 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 …
Looking At Lupins - Lupin Management In The South Eastern Wheatbelt, W. L. Smart, M. M. Ralph, J. M. Liddle, R.. D. Ramm, C. J. Robinson, E. W. Armstrong
Looking At Lupins - Lupin Management In The South Eastern Wheatbelt, W. L. Smart, M. M. Ralph, J. M. Liddle, R.. D. Ramm, C. J. Robinson, E. W. Armstrong
Grain and other field crops research reports
In the past couple of years research into lupins has increased substantially particularly in the fields of weed control, seeding rates, and control of diseases such as brown leaf spot and pleiochaeta root rot. This report is a summary of the lupin trials in the Lake Grace advisory area as well as a guide to better lupin farming.
An Inventory And Condition Survey Of Rangelands In The Carnarvon Basin, Western Australia, A L. Payne, G F. Spencer, P J. Curry
An Inventory And Condition Survey Of Rangelands In The Carnarvon Basin, Western Australia, A L. Payne, G F. Spencer, P J. Curry
Technical Bulletins
The inventory and condition survey of rangelands in the Carnarvon Basin, undertaken by the Department of Agriculture and Food, Western Australia (DAFWA) between 1980 and 1982, 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 …
Kununurra Region - Land Utilization Report - 1984 Dry Season - 1984/85 Wet Season And 1985 Dry Season In The Ord River Irrigation Area, S. Sandover
Natural resources published reports
Kununurra Region
3rd edition
A small experimental farm was first established on the Ord River in 1941. This farm was relocated in 1945 to what is now known as the Frank Wise Institute of Tropical Agriculture.
The first stage of the Irrigation Scheme which included the Diversion dam was completed by 1963 and by 1966, 31 irrigated farms had been established.
In 1967 the second stage was commenced and by 1972 the main dam had been completed.
Cotton was the major crop until 1974. In the wet season of that year 3642 hectares was devoted to cotton. Various crops such …
Documentation Of Whole-Farm Model For The Eastern Wheatbelt Of Western Australia, Ross S. Kingwell, David J. Pannell, David. A. Morrison
Documentation Of Whole-Farm Model For The Eastern Wheatbelt Of Western Australia, Ross S. Kingwell, David J. Pannell, David. A. Morrison
Grain and other field crops published reports
The Eastern Wheatbelt Model (EwM) is a hypothetical farm model, intended to be representative of farms in the eastern wheatbelt region. It is a model of an 'average' farm in an 'average' season. Nevertheless it is possible to substitute the resource mix of a 'real' farm for the •average' and to substitute various types of season for the 'average'.
Assumptions of 'average' farm resources and •average' season are based on opinions by WADA researchers and advisers. For the EWM, researchers and advisers at Merredin prescribed average resources for an eastern wheatbelt farm receiving a 300 mm average rainfall including 210 …
Feasibility Study For A Beaver Reservoir Agricultural Water Supply Volume I, James Ferguson, Robert Shulstad, William Bateman
Feasibility Study For A Beaver Reservoir Agricultural Water Supply Volume I, James Ferguson, Robert Shulstad, William Bateman
Arkansas Water Resources Center Technical Reports
An irrigation district of approximately 30,000 acres has been proposed to be located in Washington and Benton Counties in Northwest Arkansas utilizing water from Beaver Reservior. This report on the economic benefits of such a district is done under contract No. DACW03-81-C for the U.S. Army Corps of Engineers by the Water Resources Research Center at the University of Arkansas.
Feasibility Study For A Beaver Reservoir Agricultural Water Supply Volume Ii, James Ferguson, Robert Shulstad, William Bateman
Feasibility Study For A Beaver Reservoir Agricultural Water Supply Volume Ii, James Ferguson, Robert Shulstad, William Bateman
Arkansas Water Resources Center Technical Reports
An irrigation district of approximately 30,000 acres has been proposed to be located in Washington and Benton Counties in Northwest Arkansas utilizing water from Beaver Reservior. This report on the economic benefits of such a district is done under contr
Bulletin 3929 - Irrigation In Western Australia, K S. Cole
Bulletin 3929 - Irrigation In Western Australia, K S. Cole
Bulletins - 3000 - 3999
Irrigation is essential in many parts of the world to produce essential food and profitable cash crops. Generally, those areas of land with less than 360 mm of rain spread over a distinct wet season of several months cannot grow crops for food or cash on rainfall alone. Then irrigation becomes necessary unless some peculiarity such as an oasis exists.
Agricultural Geology, R. Fenwick
Agricultural Geology, R. Fenwick
Natural resources published reports
WESTERN AUSTRALIA
Precambrian rocks occupy 1.5 million kn2 or roughly 60% of the total land area of the state, to form one of the most extensive and varied precambrian regions of the world. The oldest rocks are the comparatively little altered sediments and volcanics of the Pilbara Diock whose age must exceed that of the 3 000 million year old granites which intrude then
Western Australia is divisable into two broad geological types. The great plateau or Western or Archean Shield and coastal and inland basins.
The Western Shield is the largest area of Archean (Archeozoic era) rocks in Australia, …
Crop Monitoring Handbook 1979, Department Of Agriculture, Western Australia
Crop Monitoring Handbook 1979, Department Of Agriculture, Western Australia
Grain and other field crops published reports
Prepared by the Plant Research Division of the Department of Agriculture for farmers who wish to keep detailed records of crop growth with the aim of achieving higher yields in the future.
Bulletin 3992 - Nitrogenous Fertilisers For Cereal Production, M. G. Mason
Bulletin 3992 - Nitrogenous Fertilisers For Cereal Production, M. G. Mason
Bulletins - 3000 - 3999
Because fertiliser prices continue to rise, it is becoming increasingly 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, the farmer needs some understanding of how these factors work.
Grain Crop Variety Trials Western Australia 1978-1979, H. M. Fisher, G. B. Crosbie
Grain Crop Variety Trials Western Australia 1978-1979, H. M. Fisher, G. B. Crosbie
Grain and other field crops research reports
The regional crop variety testing programme conducted by the Western Australian Department of Agriculture covers the final two stages of a four stage process of evaluating locally produced crossbreds and introduced material comprising:-
Plant Breeder Trials
Stage 1: Initial small plot yield tests on early generation material - 1 to 3 sites. Stage 2: Small plot yield tests on selected material (F5 derived) - 3 to 4 sites.
Regional Testing Programme
Stage 3: Large scale preliminary trials - 9 to 10 sites. Stage 4: Large scale final yield trials - 40 to 50 sites.
The basis of the regional programme …
Bulletin No 4007 - Grasses In South Western Australia, J G. Paterson
Bulletin No 4007 - Grasses In South Western Australia, J G. Paterson
Bulletins 4000 -
IThe grasses comprise one of the world's largest families of flowering plants, with over 500 groups or genera containing well over 5000 individual types or species distributed throughout the world. About 125 groups have been recorded in Western Australia but it is probable that the list is far from complete. About one third of these have ° been introduced from overseas.
The purpose of this bulletin is to describe those grasses which are more commonly found in the south-west of Western Australia. Also, as many people are interested in knowing the name and nature of a grass when they find …
Bulletin No 4023 - Pasture Plants Of The Western Australian Shrublands, D G. Wilcox, J G. Morrissey
Bulletin No 4023 - Pasture Plants Of The Western Australian Shrublands, D G. Wilcox, J G. Morrissey
Bulletins 4000 -
The use of the shrubland pastures of Western Australia began in 1861 when Mr. W. Burges of the Bowes Station near Northampton sent a flock of sheep along the Greenough River to graze the country where Yuin station is today. Following his example, a number of other enterprising men established grazing areas along the river courses of this harsh and often drought stricken and forbidding land. By 1925, virtually all of the pastoral land of value in the mulga zone west of the Gibson Desert and the Great Victoria Desert had been developed, and by 1934, over four million sheep …