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Department of Primary Industries and Regional Development, Western Australia

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Articles 1471 - 1500 of 1555

Full-Text Articles in Soil Science

Phosphorus - Sulphur Trials. Higher Rainfall Areas, R N. Glencross Jan 1969

Phosphorus - Sulphur Trials. Higher Rainfall Areas, R N. Glencross

Experimental Summaries - Plant Research

Superphosphate, phosphate and sulphur maintenance, 68BR7.

Superphosphate rate, stocking rate, 62M69.

Progress report on maintenance P x S rate trials, 66NO7, 66NO11, 67BR8, 67BR9, 68B1, 69E9, 68AL3, 68AL4, 68BR5, 68BR6, 68BU1, 68BU2, 68HA1, 68NO37, 69NO5, 69AL2,69AL3,69AL14, 69BR9, 69HA8, 69NA6.

Clackline maintenance P x S trial, 66NO7, 67NO11.

Sources of sulphur, 67B6, 68B3, 68BU3, 68BU4.

Super residual lupins, 68BR29,


Soil And Tissue Testing For Potassium., Department Of Agriculture And Food, Western Australia Jan 1969

Soil And Tissue Testing For Potassium., Department Of Agriculture And Food, Western Australia

Experimental Summaries - Plant Research

No meaningful conclusions can be drawn until the multiple regression analysis comparing soil and plant parameters with level of response has been completed. Similarly it is extremely dangerious to extrapolate results obtained from any one experiement in a particular district to the general farm situation. In addition these results represent only 1 rather atypical season and so need to be verified by additional calibration trials. in 1973 (40) and 1974 (20).


Fertility Build-Up In Wheatbelt Soils, M D. Carroll Jan 1969

Fertility Build-Up In Wheatbelt Soils, M D. Carroll

Experimental Summaries - Plant Research

Areas of loamy sand from Wongan Hills Research Station, which had carried subterranean clover for varying numbers of years, were sampled at five depth intervals to 60 cm. Wheat yield and a range of soil properties were related to numbers of years under subterranean clover. (W56H)


Time Of Application Of Solid Nitrogen Fertilisers., M G. Mason Jan 1969

Time Of Application Of Solid Nitrogen Fertilisers., M G. Mason

Experimental Summaries - Plant Research

The current recommendations for time of application of soild nitrogen fertilisers such as urea, ammonium nitrate and sulphate of ammonia are:

Zone A: These fertilisers should be applied as close to seeding as possible.

Zone B: As for zone A except on very sandy soils which are very prone to leaching, where application can be delayed 2-3 weeks.

Zone C: Applications should be delayed about 3 weeks after seeding.


1969 Results Of Field Experiments, Tony Albertsen Jan 1969

1969 Results Of Field Experiments, Tony Albertsen

Experimental Summaries - Plant Research

Determination of rates of P and S required for maintenance of optimum pasture growth on old land, using individually grazed plots.


The Fate Of Nitrogen In N-P Compound Fertiliser Urea And Ammonium Nitrate., M G. Mason Jan 1969

The Fate Of Nitrogen In N-P Compound Fertiliser Urea And Ammonium Nitrate., M G. Mason

Experimental Summaries - Plant Research

Trial: 69WH4

Aim of Trial : to follow the movement of nitrogen in the soil and to follow the chemical changes of the nitrogen applied as N-P compound 24 :24, urea and ammonium nitrate. Also to follow the pattern of uptake of this nitrogen by the plants. To compare the effects of these fertilisers on the yields of wheat and to relate differences to changes in the nitrogen fractions in the soil and to nitrogen and phosphorus in the plants.


Pasture : Corner-Stone Of Soil Conservation, W J. Burdass Jan 1969

Pasture : Corner-Stone Of Soil Conservation, W J. Burdass

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

LEGUME PASTURE is the basis of prosperity in farming in the agricultural areas of Western Australia.

The livestock industry could not thrive without it and it also maintains fertility and soil structure for the cereal growing industry.

It is, in fact, the comer-stone on which the soil conservation conscious farmer rests his soil management.


Superphosphate For Wheatbelt Pastures : Rates Of Application, Walter Jacob Cox Jan 1969

Superphosphate For Wheatbelt Pastures : Rates Of Application, Walter Jacob Cox

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

BECAUSE Western Australian soils are low in phosphorus, frequent applications of superphosphate are required for both crop and pasture production. The recommended rates are determined from the results of field experiments that test different quantities of super and measure the extra yield.

This article discusses the recommended rates of superphosphate in relation to soil type and superphosphate history. Methods of application and time of topdressing are also discussed.


Land Use In The Kulin-Kondinin-Hyden District : Notes On A Recent Survey, D J. Carder Jan 1969

Land Use In The Kulin-Kondinin-Hyden District : Notes On A Recent Survey, D J. Carder

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

A RECENT survey by the Department of Agriculture's Soil Conservation Service has highlighted the nature of the problems facing farmers with flooded or salt-affected land near salt lake country in the wheatbelt.


Wheatbelt Trace Element Nutrition 1969, J W. Gartrell Jan 1969

Wheatbelt Trace Element Nutrition 1969, J W. Gartrell

Experimental Summaries - Plant Research

1. Rates of Copper and Zinc on Wheat. 2. Rates and Sources of Zinc on Wheat: 3..Zinc Spray Treatments on Wheat.


Nitrogenous Fertilisers For Cereal Grain Crops Results From 1969 Trials With Wheat, Oats, Barley And Linseed, M G. Mason Jan 1969

Nitrogenous Fertilisers For Cereal Grain Crops Results From 1969 Trials With Wheat, Oats, Barley And Linseed, M G. Mason

Experimental Summaries - Plant Research

69ME3, 66ES8, 66ES8, 69GE1, 69GE4, 69GE2, 61M11, 69M1, 69M2, 69ME7, 69TS3,69TS4, 69M3, 68SG4, 69ME2,69ME4, 68JL1, 68JL7, 68JL4, 68JL10, 68JL6, 68JL12, 69GE3, 69BA1, 69BA2, 69BA3, 69TS2, 69NO3, 69ES3, 69NA3, 67LG18, 69LG2, 69C1, 69C2, 67N3, 69N2, 69NO4, 68TS7, 61WH2, 62WH1, 69WH2, 69WH3, 69MO4, 69WH4, 69N1, 69NO2, 61A2, 69A1, 67ES1, 69ES4, 69BR1, 67ES2, 67ES2, 69E1, 69E2, 69AL1, 69MO2, 69MT1, 69MO3, 69NA2, 69NA4,


Nitrogen Use On First Crops After Legume Pasture, M G. Mason Jan 1969

Nitrogen Use On First Crops After Legume Pasture, M G. Mason

Experimental Summaries - Plant Research

Apart from the normal factors affecting response of cereals to nitrogen fertilizers, i.e. length of growing season, rainfall, soil type etc, there are other factors which affect the response after a legume pasture. these factors include length of the previous legume phase and how good was the stand of legumes. Unfortunately for most of the trials in the past, involving the use of nitrogen on first crops after legumes, this information is not available.


Legumes Or Artificial Nitrogen?, N J. Halse Jan 1969

Legumes Or Artificial Nitrogen?, N J. Halse

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

Choosing between legumes and artificial nitrogen is not the problem which many farmers are making it.

This article deals with the choice in the mixed cereal and sheep farms of the Western Australian wheatbelt.


List Of Experiment Programmes 1969 -1970, Department Of Agriculture And Food, Western Australia Jan 1969

List Of Experiment Programmes 1969 -1970, Department Of Agriculture And Food, Western Australia

Experimental Summaries - Plant Research

T. Albertsen, maintenance phosphorus and sulphur, continuous cropping with NPS, sulphur status in high rainfall areas. J. Cripps, (jointly with B Luren), experiments at Stoneville research station and on growers’ properties. A.C. Devitt, replacement of legume pasture, evaluation of Midland b, competitive ability of some sub clovers. Evaluation of Dinninup 3. Evaluation of Tornafield medic 1967. Evaluation of some medics 1968. Evaluation of Northam A crossbreds. Effect of phosphate on growth of medics 1968. Effect of Urea on growth of subclover on new land. Effect of Urea on established legume pastures. Pasture species establishment and persistence. Evaluation of pasture species …


West Midlands Development : Farm Planning, G W. Spencer Jan 1968

West Midlands Development : Farm Planning, G W. Spencer

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

FARM planning relates to the development and sub-division of a property in such a way that it is possible to obtain the safest, most efficient, and most practical use of every acre of land.


West Midlands Development : Cereals For The West Midlands, Department Of Agriculture, Western Australia Jan 1968

West Midlands Development : Cereals For The West Midlands, Department Of Agriculture, Western Australia

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

THE sandplain soils and climate of the West Midlands area are primarily suited to grazing.

However, the place of cereals is receiving a great deal of attention in view of their advantages in the early stages of development, and the need for the diversification of farm production.


West Midlands Development : Pastures For Sandplain Soils, Department Of Agriculture, Western Australia Jan 1968

West Midlands Development : Pastures For Sandplain Soils, Department Of Agriculture, Western Australia

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

TRIALS at the Badgingarra Research Station have indicated that many pasture species will grow in the West Midlands area.

Choice of the species most suited to any particular locality will be influenced by soil type, rainfall, grazing characteristics and possible ill-effects on stock.

The following species have been recommended.


West Midlands Development : Selection Of Areas For Development, J A. Swarts Jan 1968

West Midlands Development : Selection Of Areas For Development, J A. Swarts

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

BEFORE commencing any clearing or fencing on a new property it is most important to carefully select those areas which are to be developed first.


West Midlands Development : Erosion Prevention And Control, G W. Spencer Jan 1968

West Midlands Development : Erosion Prevention And Control, G W. Spencer

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

THE prevention of soil erosion is essentially a matter of using each soil according to its potential, and treating it according to its needs.

Good land use and sound management practices are the best preventive measures.


West Midlands Development : Fertilizers For The West Midlands, Department Of Agriculture, Western Australia Jan 1968

West Midlands Development : Fertilizers For The West Midlands, Department Of Agriculture, Western Australia

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

FARMING the light lands of the West Midland area would be impossible without fertilisers.

Most light land areas are inherently very low in phosphate and also require nitrogen.

The nitrogen can come from fertiliser for cereal crops, or can be built up by growing appropriate legume pasture plants such as clovers and lupins.


West Midlands Development : Water Supplies In The West Midlands, I A F Laing Jan 1968

West Midlands Development : Water Supplies In The West Midlands, I A F Laing

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

IF it is practical and economic to develop both surface and underground supplies, the aim on each farm should be to provide half the farm water requirement from dams, and the other half from bores.


West Midlands Development : The Interpretation Of Lands Department Soil Maps Of The West Midlands Area, T C. Stoneman Jan 1968

West Midlands Development : The Interpretation Of Lands Department Soil Maps Of The West Midlands Area, T C. Stoneman

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

Before most Crown land in the West Midlands area was released, Lands Department survey parties examined and mapped the soils using a soil classification system based on technical advice from the Department of Agriculture.


The Ord River Regeneration Project. 2. Dealing With The Problem, K Fitzgerald Jan 1968

The Ord River Regeneration Project. 2. Dealing With The Problem, K Fitzgerald

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

THE PROGRAMME of protective and remedial work being undertaken in the Ord River catchment area had as its major objective the re-establishment of perennial vegetation, as a means of controlling erosion and reducing the silt load of the rivers. It is now in its seventh year of operation.


Copper, Zinc And Molybdenum Fertilizers For New Land Crops And Pastures : 1969, J W. Gartrell, R. N. Glencross Jan 1968

Copper, Zinc And Molybdenum Fertilizers For New Land Crops And Pastures : 1969, J W. Gartrell, R. N. Glencross

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

Four years of intensive research into soil deficiencies in developing areas have resulted in a more comprehensive understanding of the need for trace elements in Western Australia.


Bulletin No 3547 - Kimberley Research Station - Progress Report 1968, Western Australian Department Of Agriculture Jan 1968

Bulletin No 3547 - Kimberley Research Station - Progress Report 1968, Western Australian Department Of Agriculture

Bulletins - 3000 - 3999

Rivers flowing to the Gulf of Carpentaria and the Timor Sea have been estimated by hydrologists to carry about three times the water transported annually over the Murray drainage system and the South Eastern slopes which, together, comprise the highly settled agricultural areas of South Eastern Australia.

In 1945, the North Australian Development Committee recommended research in the Ord-Victoria rivers region as a first step toward ultimate agricultural development of this Northern potential and, in 1946, the Kim- berley Research Station commenced operations under the joint control of the Commonwealth Scientific and Industrial Research Organization and the Western Australian Department …


Multiple Cropping Will Increase The Erosion Hazard, W J. Burdass Jan 1968

Multiple Cropping Will Increase The Erosion Hazard, W J. Burdass

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

WITH the low price of wool and the price of wheat high in comparison, farmers need little encouragement to increase their acreage of crops.

Unfortunately with increased cropping comes the risk of increased erosion—unless there is a simultaneous increase in the use of conservation practices.


New Soils Chief Appointed, Department Of Agriculture, Western Australia Jan 1967

New Soils Chief Appointed, Department Of Agriculture, Western Australia

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

The appointment of Mr. S. T. Smith to the position of Commissioner of Soil Conservation and Chief of the Soils Division in the Department of Agriculture was announced last month.


The Ord River Catchment Regeneration Project. 1. The Nature, Extent And Causes Of Erosion In The Ord River Catchment Area, K Fitzgerald Jan 1967

The Ord River Catchment Regeneration Project. 1. The Nature, Extent And Causes Of Erosion In The Ord River Catchment Area, K Fitzgerald

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

OF the 17,800 square miles of Ord River catchment area, an estimated 1,450 square miles of country is subject to varying degrees of erosion.

This lies astride the Ord River and its major tributaries, the Elvire, Negri, Stirling, Panton, Turner, Nicholson and RB rivers.

The bulk of the eroded country lies in W.A. but part projects into the Northern Territory.


Recommendations For The Establishment Of Harbinger Medic In The Northern Wheatbelt, R J. Parkin Jan 1967

Recommendations For The Establishment Of Harbinger Medic In The Northern Wheatbelt, R J. Parkin

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

Harbinger is an early-maturing medic that has met with success on some soil types, especially in the northern wheatbelt.

Similar to Cyprus barrel medic but best suited to different soil types, harbinger adds to the range of pasture legumes available for sowing in under 16 in. annual rainfall areas.


The Australian Field Cricket, J A. Button Jan 1967

The Australian Field Cricket, J A. Button

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

THE Australian field cricket, or the black field cricket as it is sometimes known, is a native of Australia and is widely distributed throughout the south western, south and south eastern sections of the continent.