Physical Sciences and Mathematics Commons^™

Pea And Faba Bean Symbiosis With Rhizobium., J. Evans, C. Wallace, N. Dobrowolski

Experimental Summaries - Plant Research

Trial 89WH55, 89KA57, 89M26, 90A12, 90A13, 90M59, 90M60

Location: Merredin, Konnongorring, Dalwallinu, Wongan Hills, Kojonup, Avondale Research Station.

To undertake relevant field studies to establish whether there are constraints to pea and bean symbiosis, arising from management, environment or genetics, and affecting crop N accumulation and productivity.

Trial 90BA60

Using Le-mat (omethoate) insecticide and legume inoculant on seed.

Location: Badgingarra Research Station,

To measure the effect of Lemat on the nodulation and growth of medics and luceme.

Evaluation Of Perennial And Long Season Annual Trifolium Species On A Summer Moist Site At Manjimup., R. Snowball

Experimental Summaries - Plant Research

Trial 90MC26

Compare existing lines of Strawberry clover with promising lines of long season annual clover species.

Deep Ripping, R. J. Jarvis

Experimental Summaries - Plant Research

Trial 88Ba11,12

Deep ripping at two depths in lupin/oat/wheat rotation on newish land.

Location: Badgingarra Research Station

Sited on the new block of Badgingarra Research Station, these trials aim at examining the response to new rippings each cereal year as well as the response over time to the residual effect of ripping. The rotation is the normal one applied on the Research Station.

Trial 89KO1

Location: Mount Barker Research Station.

Deep ripping for barley and lupins - Kojaneerup Block of MBRS.

Yields not significantly different by A.O.V., however lupin yield declined as the previous year's barley yield increased due to …

Evaluation And Development Of Pasture Species For Deep Sandy Soils In Low To Medium Rainfall Areas., B. J. Nutt

Experimental Summaries - Plant Research

Trial 90EC1

Effect of species and maturity on dry matter production and water use of annual medic on deep sandplain soil.

Location: East Chapman.

All medic cultivars were preferentially grazed compared to Paros serradella which did not allow a proper comparison between the two species in the grazed treatment. 2. Poor nodulation in Harbinger due to incompatability with the current Group A inoculant (R. meliloti strain WSM 540) resulted in poor-growth-and-low-seed-yield. - 3. Water use was directly related to maturity or time taken to flower ; total water extraction (mm) = 1.48 * days to flower - 41.1 R2 = …

Systems For Very Early Sowing Of Wheat In The Central Wheatbelt Of Western Autralian, A. S. Heinrich

Experimental Summaries - Plant Research

To develop the management system for very early sown wheat crops in the central wheat belt of Western Australia.

Trial 90EB34 and 90EB35

Location: East Beverley Annex.

90EB34 3 times of sowing at fortnightly intervals after the 9th April, with 8 varieties of wheat.

90EB35, 4 times of sowing at fortnightly intervals after the 23rd April with 9 varieties of wheat.

Trial 90No77 - 90NO80

Location: York

Each time of sowing has a separate trial number, 90NO77 TOS 1, 90NO78 TOS 2, 90NO79 TOS 3 and 90NO80 TOS 4.

Trial 90NO81

Location: Goomalling

TREATMENTS: - 3 times of sowing 25/4/90, …

Depth Of Placement And Rates Of Nitrogen For Lupins On The South Coast., M. Seymour

Experimental Summaries - Plant Research

Trial 90E13

Starter nitrogen for lupins, rates x depth of placement.

To determine if the application of nitrogen at seeding will enable lupins to grow vigorously at the beginning of the season, and have better growth at flowering. Deep placement is used to reduce the effects of high nitrogen fertiliser on plant establishment.

Economics Of Summer Weed Control., T. Piper

Experimental Summaries - Plant Research

Aims: To test various chemical options for summer weed control; measuring their efficacy, the amount of soil moisture conserved, and follow-up crop yield. A full season cost-benefit could then be produced. Summer rains were widespread in 1990, and summer weed sites were plentiful.

Trial 90A3

Location: Avondale.

This site had adequate moisture for most of the summer. Weeds were growing well when sprayed, and were readily controlled. (df. Wongan Hills). 2,4-D/diuron gave excellent control at the time of spraying but follow-up germinations marred the result.

Trial 90M6

Location: Merredin.

All treatments have failed at this site. Large doublegee and melons …

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 …

Yield Potential Of Barley., J H. Moore, G R. Dean

Experimental Summaries - Plant Research

Barley yield potential demonstration, 89A130. Barley yield potential, 89A131. Logan herbicide mixtures, 89AL28. Logran herbicide mixtures for wheat and barley, 89AL29. Darnel control in cereals, 89AL38. Fumitory control in peas, 89AL37. Freezer pea herbicides, 89AL36. Post emergence weed control in processing peas, 89MC16. Post emergence weed control in processing peas, 89MC17. Diuron + 2, 4-DB effect on Zodiac Medic, 89AL41. Bladex, Diuron, 2, 4, DB and pursuit on doublegee in pasture. Diuron + 2, 4-DB for sheep thistle control in pasture. Bracken controlwith brush off, 89AL40.

Phosphorus Nutrition., M. D. Bolland, M. J. Baker

Experimental Summaries - Plant Research

Evaluation of soil test for phosphate on sandy soils.

Results presented for this project, commenced in 1988, which started as a joint project between the Department of Agriculture and Soil Science and Plant Nutrition, School of Agriculture, University of Western Australia.

In the field experiments, 10 levels of superphosphate (three replicates) were applied in May 1988, and 10 levels of superphosphate (also three replicates) were applied in May 1989 onto an adjacent area to the 1988 treatments. Colwell P I(soil test values) and yield data are presented for 1988 and 1989 for the 1988 treatments layed out in 1988, and …

Phosphorus And Sulphur Nutrition Of Pastures In High Rainfall Areas., M. D. Bolland, M. F. Clarke

Experimental Summaries - Plant Research

J.S.Yeates and M.F.Clarke started these experiments. In January 1990 M.D.A. Bolland replaced J.S. Yeates (who became Regional Manager of the Northern Agricultural Region) as the Research Officer responsible for the management of the long-term experiments, and to continue the research on the topic.

In the experiments the fertilizers wee applied in autumn (March-April) in the years listed in the tables.

Trial 80AL4

Location: Cuthbert.

A new experiment was started in 1989 to compare two partially acidulated rock phosphate (PARP) fertilizers with ordinary (single) superphosphate (OSP).

Trial 84AL32

Location: Denmark

The fertilizers compared are ordinary (single) superphosphate (OSP). New (pre 1990) …

Stunt Patch Disorder Of Lupins., Miles Dracup

Experimental Summaries - Plant Research

Trial 89ME1 and 90ME5

Stunt patch disorder of lupins.

Location: Merredin.

Studies on the disorder have been initiated (89ME1 and 90ME5) on two sites 15 km south of Merredin. This report will summarize data on:

1) The soil;

2) Soil strength and lupin emergence on 90ME5; and

3) Soil chemical and physical characteristics associated with the patches on 89ME1 (investigations by A. Thomson for B Sc (Agric) dissertation).

Trial 90PE56

Understanding the importance of moisture and temperature in the seedbed on establishment of lupin.

However, despite their importance in determining the success of establishment, there have been few attempts to …

Rhizoctonia Bare Patch Of Cereals And Lupins. Sterile Red Fungus (Srf) And Control Of Take-All Disease In Wheat., G. C. Macnish

Experimental Summaries - Plant Research

Trial 86E31

Rhizoctonia strains and paddock history.

Location: Esperance Downs Research Station ( Paddock C5)

To determine the effects of pasture, cultivation and cropping on Rhizoctonia root rot, Rhizoctonia patch and distribution of patch and non-patch strains of R. spp

Trial 88E39

Rhizoctonia patch mini-plot establishment area.

Location: Esperance Downs Research Station ( Paddock N1B)

To examine the effects of cultivation and minimum tillage in patches in lupins and to provide sites for mini-plot experiment.

Trial 88KO15

Rhizoctonia bare patch establishment area.

Location: Kojaneerup annex.

To establish an area (with a known history) for future research.

Trial 89E12

Rhizoctonia bare …

Virus Diseases In Lupins., R. Jones, Simon Mckirdy, A. R. Baker, J. Stevenson

Experimental Summaries - Plant Research

Trial 90BA12, 90WH17, 90A6, 90MT13

Location: Badgingarra, Wongan Hills, Avondale and Mt Barker.

Cucumber Mosaic Virus - Effect of different levels of infection in seed sown.

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,, l' and O,. The plots were separated by 30 m wide cereal buffers. The intended plant density of 45 plants/sq m (seeding rate 80 kg/ha) was not achieved at either site because of non-wetting soil problems (Table 1). Establishment of CMV infected seedlings as opposed to healthy ones was …

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 …

Tactical Nitrogen For Wheat., J. W. Bowden, S. J. Burgess, Ian Fillery

Experimental Summaries - Plant Research

Trial 90NO104, 90NO111, 90NO112, 90MO53

Associated Work: 90N0105,111,112, 90M053,54, 55 and 56

Wheat responses to levels, sources and times of application of nitrogen.

Location: Southern Brook, Regan's Ford

This project characterizes the dynamics of nitrogen supply to a wheat crop at each of the sites on which various methods of making fertilizer recommendation were tested. It supposedly provides the "optimum" nitrogen fertilizer regime as well as detailed information on nitrogen supply and demand so that results can be made transferable to other situations.

Trial 90NO105, 90NO112, 90M054

Related trials: 90N0104, 105,111,112; 90M053,54,55 and 56

Tactical nitrogen application for wheat.

Location: …

Management Of Lupin Root Rots In The Northern Agricultural Region., W. Macleod

Experimental Summaries - Plant Research

Trial 90GE93

Field survey of lupin root diseases in the northern wheatbelt.

Location: Northern Agricultural Region - majority within Geraldton Advisory District.

To determine the extent, severity and exact nature of fungi causing root and hypocotyl rots of lupins in the northern wheatbelt.

Trial 90GE98

Effect of time of sowing on rhizoctonia infection of lupins.

Location: Woorree.

To examine the effects of sowing lupins at various intervals after the start of the season on the level of Rhizoctonia hypocotyl rot.

Trial 90EC24

Observations on stunt patch on the eradu sandplain.

Location: East Chapman Research Station.

To examine the effects of …

Pleiochaeta Diseases Of Lupins, Mark Sweetingham

Experimental Summaries - Plant Research

Trial 90WH20, 90SC5, 90LG8

Rates of dicarboximide fungicides for lupins.

Location: Wongan Hills Research Station, South Carrabin Research Station, East Hyden.

To compare the disease control and yield response of Rovral and Sumisclex seed treatments at a range of rates.

Trial 90M11, 90BA17

Rates of dicarboxide fungicides for lupins.

Location: Merredin Research Station, Badgingarra Research Station.

To compare the disease control and yield response of Rovral and Sumisclex seed treatments at a range of rates,

The Role Of Perennial Pasture Species For Increasing Sheep Production In The Medium Rainfall Zone Of W.A., C. M. Saunders

Experimental Summaries - Plant Research

Trials: 90AL33, 90AL34, 90ES56, 90ES57 and 90KA100

91KA117, 91KA116,

Locations: Green Range, Esperance, Pingrup, Katanning, Broomhill.

To examine the productivity and persistence of perennial grasses in the 350-800 mm rainfall zone of W.A.

Evaluation Of The Genetic Resources Of T. Cherleri (Cupped Clover) And A Selected Number Of Lines Of T. Resupinatum On Shallow Acid, Granitic Soils Of The Western Austalian Wheatbelt., R. Snowball

Experimental Summaries - Plant Research

Trial 90ME68

To evaluate Cupped clover (T. cherleri) and Persian clover (T. resupinatum) on a shallow, granitic, infertile soil, which is reported to be suitable for the growth of Cupped clover, but too acid to support medics successfully and where subterranean clover struggles to persist.

Demonstration Of Pasture Cultivars On Various Soil Types In The Geraldton Distict., Brad Nutt

Experimental Summaries - Plant Research

Trial 90GE13

Demonstration of pasture cultivars on a Chapman Valley red/brown sandy loam.

Location: Northern Gulley,

SOIL TYPE: Red/brown sandy loam pH 5 . 4 (water)

Trial 90GE14

Demonstration of pasture cultivars on a gravelly grey sand at Allanooka.

Location: Allanooka.

SOIL TYPE: Gravelly grey sand, pH 5.8 (water)

Trial 90GE15

Demonstration of pasture cultivars on an Eradu sandplain soil.

Location: Ogilivie.

SOIL TYPE: Deep yellow loamy sand, pH 6.0 (water)

Trial 90GE16

Demonstration of pasture cultivars on a low rainfall maasive red earth at Mullewa.

Location: Mullewa.

SOIL TYPE: Red sandy clay loam pH 6.2 (water)

Evaluation Of Trifolium Pasture Species On A Summer Moist Joel Sub Soil North West Of Harvey., R. Snowball

Experimental Summaries - Plant Research

Trial 90HA2

Introduce a range of long season annual pasture species and 1 perennial species in order to utilize summer sub soil moisture more effectively than the existing subterranean clover pastures.

A Survey Using 14n:15n Natural Abundance Of The N Fixation By Pasture Legumes In The Field And Of Factors Affecting Fixation, P. Sanford

Experimental Summaries - Plant Research

Trial 89AL43, 90AL50, 90KO16

A preliminary survey using 14N:15N natural abundance to assess N2 fixation by pasture legumes in the field.

Location: Albany.

1. Develop a sampling methodology for the 1990 farm survey.
2. An initial assessment of nitrogen fixation by pasture legumes in the field.

Trial 90MT70

Using 14N:15N natural abundance to assess N2-fixation by subterranean clover.

Location Mount Barker Research Station

To examine symbiotic nitrogen fixation by subterranean clover, in detail, through one season in a productive pasture. To better assess the point in the season at which as one time sampling would most accurately determine the proportion …

Development And Management Of Cattle Pastures In The High Rainfall Zone., Tony Albertsen

Experimental Summaries - Plant Research

Trial 87V8

Development and management of cattle pastures in the high rainfall zone.

To compare the effect of pasture species, pasture management and grazing management on pasture quantity, quality and cattle production.

Phalaris evaluation

In 1989 ninety three lines of Phalaris agrundinacea backcross with P. aquatica, bred by Dr. R.N. Oram (CSIRO Canberra) were drilled sown into unreplicated 10m single row plots at Vasse Research Station. In addition 7 controls (with two replications) were planted. Similar trials were planted by Mr. L. Cransberg (Albany) and Dr. R.N. Oram (Bendigo).

Evaluation of annual and short term rotation ryegrass.

The increasing range …

Effect Of Pasture Species On Pasture Production And Following Cereal Yields On Heavy Textured Soils In Low Rainfall Areas. Regeneration Of Pasture Legume Cultivars On Low Rainfall Red Loam Soils., Bradley Nutt

Experimental Summaries - Plant Research

Trial 90GE17

Aphid tolerance evaluation in annual medics

Location: Tenindewa

Maturity and seed yields of annual medic lines with or with out aphid control using Pirmor.

Trial 90GE116

Evaluation of aphid tolerance in annual medics

Location: Tenindewa

Dry matter and seed yield of annual medic lines with and without aphid control using Pirmor.

Trial 90GE34

Effect of pasture species on pasture production and cereal yields on low rainfall red loams.

Location: North Mullewa Research Station, Morawa Agricultural School.

Regeneration of annual pasture cultivars on hardsetting red clay loams at North Mullewa and Morawa in 1989 and 1990.

Trial 88TS63

Effect …

Crop Management In Rows., R. Belford, G. P. Riethmuller, D. Tennant, D. Mcginnis, S. Mckeague

Experimental Summaries - Plant Research

Trial 87M71

Effect of row spacing and stubble retention on the yield of wheat.

Location: Merredin Research Station.

Treatments, site management and results from 1987, 1988 and 1989 have been described in previous experimental summaries. Four row spacings (9, 18, 27 and 36 cm) are compared in either burnt or stubble retained plots, on a red brown earth on the Merredin Research Station. There are six replicates laid out in a randomised block design.

Trial 90ME32

Effect of row spacing and variety on the yield of wheat.

Location: duplex site at Crooks (see 1989 Experimental Summary)

This trial was carried …

Deep Phosphate Banding., R. J. Jarvis

Experimental Summaries - Plant Research

Trial 90A1

Lupins sown 26/4. York gum/jam sandy loam 33 ppm bic. P. Wheat in 1989. Cultivation reduced yield (one pass banding points). Deep banding P overcame this reduction. No additional response to banding compared with TD or D. No response to P. Yield 2.0 t/ha.

Trial 90A2

Wheat sown 8/6. York gum/jam sandy loam 42 ppm bic. P. Lupins in 1989. All treatments had deep cultivation in the one pass. No response to deep band cf. drilled. 23% response to P. Top yield was 1.9 Oa.

88EB12 Wheat sown 5/6. Loamy grey sand/clay 27 ppm bic. P. Lupins in …

"Flowering Windows" For Crops, W. K. Anderson

Experimental Summaries - Plant Research

Trials:

Wheat - 90BA 38-42, 90N 37-41,

Barley - 90BA 48-52, 90N 50-54, 90C 19-23, 90C 29-33, 90WH 46-49, 90EB 22-26, 90M 31-35. 90WH 56-59, 90E 41-45, 90MT 50-54, 90M 41-45, 90SG 49-53.

Oats - 90BA 43-47, 90N 45-49, 90C 24-28, 90EB 17-21, 90WH 51-54, 90E 36-40, 90MT 45-49, 90M 36-40, 90SG 44-48.

Lupins - 90BA 53-57, 90N 55-59, 90EB 8-12, 90WH 61-64, 90MT 55-59, 90M 46-50.

Location: Chapman Research Station, Badgingarra Research Station, Wongan Hills Research Station, Merredin Research Station, East Beverley Research Station, Newdegate Research Station, Mount Barker Research Station and Salmon Gums Research Station.

To determine the …

Grain Legume Adaptation To Soil Type, R. J. French

Experimental Summaries - Plant Research

Trial 90ME8, 9 and 10

Location: Bencubbin.

90ME8. Deep loamy sand. pH(CaC12) = 4.9 at surface and 3.7 at 50 cm.
90ME9. Sand over clay at 25-30 cm. pH(CaC12) = 5.7 at surface and 8.3 at 50 cm. 90ME10. Sandy loam over clay at 15 cm. pH(CaC12) = 5.5 at surface and 8.4 at 50 cm

Trial 90ME11 and 13

Location: Totadgin.

90ME11. Deep loamy sand. pH (CaC12) = 4.5 at surface and 3.9 at 50 cm. 90ME13. Loamy sand over sandy clay at 10 cm. pH (CaC12) = not yet available due to instrument difficulties.

Trial 90ME14, 15 and …

Long Term Minimum Tillage Investigations., R. J. Jarvis

Experimental Summaries - Plant Research

Trial 77M13

Location: Merredin

This site was in wheat in 1975 and 1976 before the treatments commenced on continuous wheat in 1977.

77M56

Location: Merredin

Sited alongside 77M13 with the same paddock history. Commenced the wheat/pasture rotation after wheat in 1975 and 1976.

Trial 86M79

Chemical and cultivated fallow in a pasture/wheat rotation on heavy land.

Location: Merredin.

At Merredin on salmon gum/gimlet soil. Pasture treatments and soil moisture measurements were conducted in 1990. Wheat 1991.

Trial 87NA80, 81, 82, 83

Direct drilling with modified combines compared with cultivation for pasture/wheat rotations with grass control treatments in the pasture year. …