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Department of Primary Industries and Regional Development, Western Australia

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Articles 1441 - 1470 of 1555

Full-Text Articles in Soil Science

Bulletin No 3861 - Kimberley Research Station - Progress Report 1972, J. R. Mcalpine, R. H. Gunn, P. Jakobsen, R. Wetselaar, J. J. Basinski, N. J. Thomson, A. G. L. Wilson, D. H. Mackenzie, A. J. Millington, D. F. Beech, P. C. Owen, B. G. Williams, C. G. Blunt, A. Mcr Holm Jan 1972

Bulletin No 3861 - Kimberley Research Station - Progress Report 1972, J. R. Mcalpine, R. H. Gunn, P. Jakobsen, R. Wetselaar, J. J. Basinski, N. J. Thomson, A. G. L. Wilson, D. H. Mackenzie, A. J. Millington, D. F. Beech, P. C. Owen, B. G. Williams, C. G. Blunt, A. Mcr Holm

Bulletins - 3000 - 3999

The systematic investigations of the potential of the Ord area for irrigated farming began during the Second World War when the possibilities of damming the river were first examined, initial soil survey was carried out, and agricultural experiments started. The Kimberley Research Station was established on its present site in 1945. A year later the State and Commonwealth Governments agreed to finance and operate the Station jointly, with CSIRO and the Western Australian Department of Agriculture being responsible for research.

The construction of the main dam designed to store 5,675 million m" ( 4.6 million acre feet) was completed in …


Plant Cover For Bare And Salt Affected Land, Department Of Agriculture, Western Australia Jan 1972

Plant Cover For Bare And Salt Affected Land, Department Of Agriculture, Western Australia

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

The contributions made by this State to land reclamation were recognised at an international level last year.

Mr. C. V. Malcolm, a research officer with the Soils Division, presented a paper entitled "Establishing Shrubs in Saline Environments" at a symposium on Useful Wildland Shrubs, Their Biology and Utilisation, at Utah State University, Logan, Utah.

The conclusion to Mr. Malcolm's review, set out below, summarises much of what is known about shrub establishment in saline areas.


A Report On The Condition Of The Gascoyne Catchment, D G. Wilcox, E A. Mckinnon Jan 1972

A Report On The Condition Of The Gascoyne Catchment, D G. Wilcox, E A. Mckinnon

Resource management technical reports

Severe flooding in Carnarvon followed heavy rains on the Gascoyne Catchment in February 1961. The flooding and erosion were extensive enough to suggest that run-off from the catchment was excessive. Lightfoot (1961)* reported that excess run-off was due to degradation of the catchment area. This report will describe the catchment area in terms of the degradation of its rangeland and its susceptibility to erosion.


Summary Of Trial Results 1972 (February 1973), N. R. Mckeown Jan 1972

Summary Of Trial Results 1972 (February 1973), N. R. Mckeown

Experimental Summaries - Plant Research

1.0.0. Trials in Progress During 1972 observations were made on 16 small plot legume species trials and 11 grazing trials. In 1973 the small plot trials will be reduced to 10. This report summarizes the results from the grazing trials under the following headings:- 2.0.0. Seasonal conditions 3.0.0. Grazing experiments 3.1.0. 68MO23 - Legume grazing management trial, West Moora 3.2.0. 71LG17 - Comparison of production from Cyprus Medic and volunteer pasture 3.3.0. Comparison of production from tornafield medic,serradella and subterranean clover 3.3.1. 70ME2 - Walgoolan 3.3.2. 71WH13 - Wongan Hills 3.3.3. 69MO17 - Watheroo 3.3.4. 69LG24 - Lake Grace 3.4.0. …


Long Term Rotation Trials, I C. Rowland Jan 1972

Long Term Rotation Trials, I C. Rowland

Experimental Summaries - Plant Research

LONG TERM ROTATION TRIALS The results shown are the yield of grain harvested from crops grown under various rotations of pasture ley. W56H, 66M29, 67N4, 67BA6, 68E5, 68SG5, 69GE20


Growing Plants With Salty Water, C V. Malcolm, S. T. Smith Jan 1971

Growing Plants With Salty Water, C V. Malcolm, S. T. Smith

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

LACK of good quality water in many parts of Western Australia often forces people to use salty water for irrigation and gardening.

This article gives some hints on how to reduce salt damage to plants when salty water must be used for irrigation or gardening.

It includes a table of plants which may be irrigated with water of varying degrees of salinity and lists precautions which should be taken for each group.


Trial Results 1971, M L. Poole Jan 1971

Trial Results 1971, M L. Poole

Experimental Summaries - Plant Research

This report summarizes data for the following trials:

Trial 1. Rape varieties x time of seeding - Mt Barker R.S.

Trial 2. Rape varieties x time of seeding - Gibson

Trial 3. Rape varieties x time of seeding - Badgingarra R.S.

Trial 4. Rape harvesting trial-moisture content - Mt. Barker R.S.

Trial 5. Time of seeding x rates of seeding safflower

Trial 6. Time of seeding x rates of seeding sunflower

Trial 7. Depth control drill trial on rape.

Trial 8. Method of seeding trial on rape.

Trial 9. Sandblast trial - EDRS - Failed.

Trial 10. Rape varieties x …


Maintenance P And S For Pastures In The Low Rainfall Areas., Tony Albertsen Jan 1971

Maintenance P And S For Pastures In The Low Rainfall Areas., Tony Albertsen

Experimental Summaries - Plant Research

Maintenance P and S for pastures in the low rainfall area. To determine the best rates of Gypsum and a Phosphate Fertiliser required to maintain optimum pasture growth on old land. Stocking rate and rate of super on Cyprus Barrel Medic Pasture 66M30. To determine if topdressing annual medic pasture on heavy wheatbelt land increases carrying capacity or animal production per head. Also to determine the relationship between super rate and animal production. Continuous Cropping with N.P.S. To determine the number of continuous cropping on different soil types using N.P. and S fertilisers. 69NO1 T. HENDERSON· QUELAGETTING 1970, ·1971 MEAN …


Water Conservation Handbook, D J. Carder, G. W. Spencer Jan 1971

Water Conservation Handbook, D J. Carder, G. W. Spencer

Natural resources published reports

This handbook is intended as a practical guide in some of the most common aspects of water conservation in the agricultural areas of Western Australia. It deals mainly with water conserved in dams for stock and domestic purposes on the farm.

the farm. The handbook does not attempt to deal with all aspects of handling and using water for agricultural purposes. This is a vast subject which extends into many fields such as engineering, irrigation and land use.

The guide does, however, touch on some important aspects of good management of agricultural land. It should be read in conjunction with …


1971 Field Experimental Results, T. O. Albertsen Jan 1971

1971 Field Experimental Results, T. O. Albertsen

Experimental Summaries - Plant Research

Maintenance P and S for pastures in low rainfall areas

66MO6, 67MO1, 68NO5, 68TS1, 65A1, 65C5, 69WH1,66KA7, 66LG1, 68LG1, 65N5, 67GE2, 67NO5, 66NA3, 66ME3, 66NO9.

Stocking rate and rate of super on Cyprus barrel Medic pasture

66M30.

Continuous cropping with N.P.S.

69NO1, 60NA1, 69ME1,69TS1.

Super rates for wheat

71GE5, 71GE6, 71GE40, 71J22, 71N15

Gypsum rates on rape

71GE31, 71TS24, 71TS25, 71NO22, 71NA22,71NA23, 71KA1, 71KA14, 71BY1, 71BR15, 71AL9.

Rates of phosphorus and sulphur on rape and wheat

71A16


Assistant Director Retires, Department Of Agriculture, Western Australia Jan 1971

Assistant Director Retires, Department Of Agriculture, Western Australia

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

Mr. G. H. Burvill (63) retired on September 3 as Assistant Director of Agriculture after 44 years with the Department of Agriculture. He joined the Department as a cadet in 1927.

One of Western Australia's best-known agricultural scientists, Mr. Burvill has had an important influence on many aspects of the State's farming industries over more than 30 years.

He has an unequalled knowledge of the State's soils, climate and agriculture.


Work Completed Or In Progress 1970, R Weir Jan 1970

Work Completed Or In Progress 1970, R Weir

Experimental Summaries - Plant Research

1. Yield selection characteristics - 70WH5, 70M15. 2. Sorghum development - 70GL2, 70GL9. 3. Moisture stress effects on wheat - 69GL15, 70GL3, 70GL8. 4. Flower abortion of Lupins - 70GL18, 70GL19, 70GL20, 70GL21, 70GL22. 5. Salarimeter Readings


Results Of Field Experiments 1970, M D. Carroll Jan 1970

Results Of Field Experiments 1970, M D. Carroll

Experimental Summaries - Plant Research

1. 70M17 The effects of Cultivation on Soil Nitrogen and Wheat Production 2. 69N11 and 69ES30 Soil Nitrogen Build-up under Various Legumes at Different Plant Densities 3. 7ON021 (R.N. Glencross) Rates of Copper and Zinc on Daliak Sub. Clover.


Soil Conservation Handbook, D J. Carder, G W. Spencer, Soil Consevation Service Jan 1970

Soil Conservation Handbook, D J. Carder, G W. Spencer, Soil Consevation Service

Books & book chapters

Soil Conservation means, basically sound land management. With good management the Ste's resources of productive land can be bot only maintained but actually improved. It is a question of deciding the best use for each soil type and situation. Profitable Production must be kept up in changing economic conditions without destroying land assets in the process.


1970 Results Of Field Experiments, A C. Devitt Jan 1970

1970 Results Of Field Experiments, A C. Devitt

Experimental Summaries - Plant Research

Please find enclosed a summary of results obtained from a range of field trials. These include a study of some techniques to replace undesirable cultivars of subterranean clover; the competitive ability of some subterranean clovers; the evaluation of the sub clover cultivars, Dinninup 3, Midland B,some members of subspeciesYanninicum, the medic cultivars Cyfield and Tornafield; and the preliminary results from an exotic pasture species introduction trial at Shark Bay. In most cases complete results have been or will be circulated in report form.


Annual Summary Of Experimental Results 1970-71 - Evaluation Of Pasture Species, G H. Walton Jan 1970

Annual Summary Of Experimental Results 1970-71 - Evaluation Of Pasture Species, G H. Walton

Experimental Summaries - Plant Research

During 1970 interest in the small ungrazed Legume Species Trials was reduced to ten trials located in the more troublesome areas. Five of the trials are on the sandy soils of the Midland Plain three trials are in Merredin-Southern·cross region, one is on deep sand at Tincurrin and the other is at Pindar. All thesites are sandy soils on which the sub clover strains appear to perform the best. The newer trials are investigating the value of sub clover cultivars such as Northam A,Mt Helena A, Shenton Park A, and Daglish. These trials will be the subject of a special …


Soil Microbiology, D E. Chatel Jan 1970

Soil Microbiology, D E. Chatel

Experimental Summaries - Plant Research

SUBTERRANEAN CLOVER INOCULATION EXPERIMENTS Badgingarra and Newdegate Comparisons between Rhizobium trifolii strain WU290 and possible replacement strains were continued. The work was conducted for the following reasons 1. The need for information on "back-up" strains particularly since the inoculant manufacturers had experienced difficulty in producing high-count peat cultures of WU290. 2. Strain CC2480a had proved very satisfactory in the Eastern States. Although it did not show up to advantage under our conditions in 1968,further testing was indicated. 3. The need for information on inoculation needs on old land.


Experimental Results 1970-71 - Phosphorus-Sulphur Maintenance Trials., R N. Glencross Jan 1970

Experimental Results 1970-71 - Phosphorus-Sulphur Maintenance Trials., R N. Glencross

Experimental Summaries - Plant Research

Medium Rainfall Zone Trials Eleven replications of the basic rate of P, rate of SO4-S and S experiments were maintained during 1970 in the 20in - 30 in. rainfall zone. Soil types examined were the very gravelly soils (5 reps, 4 sites), sands or loamy sands over gravel or clay (3 sites) and sandplain soils (3 reps, 2 sites). In all cases except one, fertiliser history was not reliable, but in every case well over one ton of super had been applied. over a period of over 15 years.


Anhydrous Ammonia, M G. Mason Jan 1970

Anhydrous Ammonia, M G. Mason

Experimental Summaries - Plant Research

Anhydrous ammonia, as the name infers, is pure ammonia, It is kept in a liquid form under pressure and must therefore be stored in special vessels. When pressure is released it changes to gaseous form. Anhydrous ammonia is the most concentrated form of nitrogen fertiliser available. It has 82% nitrogen compared to 46% for urea, the most concentrated solid form of nitrogen fertilisers.

Trials carried out were:

1965 - 1967 Wongan Hills Research station (3)

1967 - Badgingarra (1)

1968 - Moulyinning (1)

1968 - North Lake Grace (1)

1969 - Westonia (1)

Merredin (1)

Tammin. (1)


List Of Experimental Programmes 1970 - 1971, Department Of Agriculture And Food, Western Australia Jan 1970

List Of Experimental Programmes 1970 - 1971, Department Of Agriculture And Food, Western Australia

Experimental Summaries - Plant Research

L.T. Jones, Vines and vegetables. J.E.L. Cripps, Fruit tree management. R.N. Glencross, Nutrition of pastures and cereals in higher rainfall areas. M.D. Carroll, Fertility changes mineral deficiencies. D.L. Chatel, Soil Microbiology. C.M. Francis, Agronomy and adaptation of lupins. A.E. Oakley, Radioisotopes studies. J.W. Gartrell, Trace element nutrition of cereals and pastures. M.G. Mason, Nitrogen nutrition of cereals. D.A. Nicholas, Evaluation of perennial and annual pasture cultivars in higher rainfall areas. M.L. Poole, Agronomy of crops in high rainfall areas, oilseed and other new crops. D. Tennant, Soil-plant water relations and root growth of cereals. G.H. Walton Evaluation of pasture cultivars …


West Midlands Development : Soil Map Used To Group Similar Soils Into Land Use Classes, Department Of Agriculture, Western Australia Jan 1969

West Midlands Development : Soil Map Used To Group Similar Soils Into Land Use Classes, Department Of Agriculture, Western Australia

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

Selection of areas for initial treatment is basic to economic development of blocks in the West Midlands.

Obviously, it is best to develop large areas of the most productive "land use classes" first in order to obtain the highest and earliest returns on capital.


How Important Is Sulphur For Pastures?, R N. Glencross, W. J. Cox Jan 1969

How Important Is Sulphur For Pastures?, R N. Glencross, W. J. Cox

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

With the introduction of low sulphur compound and concentrated fertilisers, a new look is required at the sulphur status of West Australian soils, and the sulphur requirement of pasture.

In this article the functions of sulphur, deficiency symptoms and potential problem soils are described.

Current recommendations and plans for future research work are outlined.


Promising Results On West Kimberley Pindan Country, A L. Payne Jan 1969

Promising Results On West Kimberley Pindan Country, A L. Payne

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

IN the 22 to 28 inch rainfall belt of the West Kimberley area of Western Australia are extensive areas of what is locally known as "pindan" country.

The term "pindan" refers to a light red or yellow sandy soil type supporting scattered Eucalypts, sparse-dense wattle scrub and grasses such as curly spinifex, ribbon grass and native sorghum.


Paspalum Vaginatum : For Salty Seepages And Lawns, C V. Malcolm, I. A. F. Laing Jan 1969

Paspalum Vaginatum : For Salty Seepages And Lawns, C V. Malcolm, I. A. F. Laing

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

PASPALUM VAGINATUM, aptly termed "sea shore paspalum" has an amazing ability to thrive in wet salty situations. It is also a good lawn grass.

Seed of the grass is not available but it may easily be established by planting pieces.

This article reviews where and how the grass may be used.


Continuous Cropping Trials, M G. Mason Jan 1969

Continuous Cropping Trials, M G. Mason

Experimental Summaries - Plant Research

The aims of the trials at Binnu, Chapman, Wongan Hills, Avondale and Merredin were:

  1. To determine whether the application of nitgrogen and fertilisers can maintain yields under a "continuous cropping" system
  2. To compare the merits of three sources of nitrogen for this purpose.
  3. To determine the maintenance dressing of superphosphate under this system and the need for supplementary fertilisers.

Trial 61A2
There have been no great problems with this trial. for a number of years the plots have required chemical spraying to control wild oats which had built up. In 1968 and 1969 some plots were soil sampled to determine …


Overgrazing And Wind Erosion, J R H Riches Jan 1969

Overgrazing And Wind Erosion, J R H Riches

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

OVER the last few years wind erosion during the autumn in the wheatbelt districts has become increasingly evident.

This has occurred under normal seasonal conditions and observations in this article are not related to unusual conditions such as the extremely low rainfall during the current season.*


Lupins In Western Australia. 2. Cultivation Methods, John Sylvester Gladstones Jan 1969

Lupins In Western Australia. 2. Cultivation Methods, John Sylvester Gladstones

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

While lupins are by and large plants of lighter and less fertile soils, important differences exist among them in their soil preferences.

There may also be some differences in climatic requirements. Present knowledge of these differences is summarized in the Table below.


The Long Term Effects Of Frequent Cropping, Stanley Thomas Smith Jan 1969

The Long Term Effects Of Frequent Cropping, Stanley Thomas Smith

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

AGRICULTURALLY speaking, few Western Australian soils are more than 50 years old. We have the responsibility of preserving them for farming—not for one man's lifetime, but for centuries.

The aim of this article is to demonstrate that cropping and cultural practices do have some effects on the soil, and that these effects should be considered when choosing a farm rotation.


Soil And Plant Water Studies On Wheat Summary Of Results 1969/70, D Tennant Jan 1969

Soil And Plant Water Studies On Wheat Summary Of Results 1969/70, D Tennant

Experimental Summaries - Plant Research

Location

Trials were carried out within a radius of 5 miles of

Tammin on the properties of Messrs P. York and B. Nottage.

Sites represented deep sand, sandy loam, sand/clay and grey

clay soil types.


Ammonium Nitrate Vs Urea, M G. Mason Jan 1969

Ammonium Nitrate Vs Urea, M G. Mason

Experimental Summaries - Plant Research

Ammonium nitrate is a source of nitrogen containing half

its nitrogen in the ammonium form and half in the nitrate form.

Some properties are set out in comparison with urea in the

following table.

Ammonium nitrate has an advantage over urea in that it can

be topdressed onto the surface of the soil and left uncovered

without a danger of loss of nitrogen to the atmosphere. When urea

is left uncovered on the surface of the soil losses of nitrogen occur

through volatilisation of ammonia during the hydrolysis of the urea.

Such losses with ammonium nitrate are only likely to …