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Articles 541 - 570 of 668
Full-Text Articles in Earth Sciences
Long Term Rotation Trials 1977, I Rowland
Long Term Rotation Trials 1977, I Rowland
Experimental Summaries - Plant Research
W56H, 66M29, 67C13, 67N4, 68E5, 68SG5,73SG16.
Lupins, Barley, Clover.
Miscellaneous Crop Trials - High Rainfall Districts, M. W. Perry
Miscellaneous Crop Trials - High Rainfall Districts, M. W. Perry
Experimental Summaries - Plant Research
1. High Rainfall Miscellaneous Crop Trials - 77BU3, 77BU11, 77DE2. 77HA1, 77HA6, 77MA2, 2. Standard Alternative Crop Trials - 77BA16, 77MT20, 77NA27, 77NA28. 3. L. cosentinii Establishment and Regeneration - 77MO20, 77GE31, 77TS22. Plant density x time of planting on L. Consentinii - 77BA15. 4. L. consentinii seeding rates - 77BR11. 5. Seeding Rates for High Rainfall Cereals - 77BR11.
Clover And Medic Breeding And Selection 1977, C. M. Francis
Clover And Medic Breeding And Selection 1977, C. M. Francis
Experimental Summaries - Plant Research
Early Maturing Low Oestrogen Crossbreds. Disease Resistant Clovers for-Higher Rainfall Regions. Waterlogging Resistant Clovers (T. yanninicum). Overseas Collections. Early Maturing Medics from Libya. Table 1. Seed Yields of Medicago Species.
Pasture Species Investigations - High Rainfall Area 1976, D A. Nicholas
Pasture Species Investigations - High Rainfall Area 1976, D A. Nicholas
Experimental Summaries - Plant Research
Contents Clover cultivar grazing trial (N. Bannister) - NOT in this document. Perennial versus annual grass grazing trial (Manjimup Research Station) - 72MNS. Pasture types x stocking rate trial (Denmark Agricultural High School) - 72D1. Clover cultivar evaluation trial (Denmark Research Station) - 8. The final yield sampling in December was not obtained through cattle having broken into the area. Clover cultivar evaluation trial (Karridale) - 77BU10. Clover cultivar evaluation trial (Denmark Research Station) - 77D5, 77DF, Clover cultivar evaluation trial (Wellstead) - 77AL22. Clover cultivar Evaluation Trials. Location: Esperance District - 77ES27 - R.L. Stead, Dalgup; 77ES28 - E.L.D., …
1977 Summary Of Results Of Field Experiments (January 1978), D L. Chatel
1977 Summary Of Results Of Field Experiments (January 1978), D L. Chatel
Experimental Summaries - Plant Research
1. Inoculation. 1.1. High rainfall. 1.2. Low rainfall. 2. Clover Scorch. 3. Rye grass toxicity. LIST OF EXPERIMENTS 1. The responses of varieties of Trifolium yanninicum to inoculation with different strains of rhizobia - Denmark. 2. The response of T. yanninicum to inoculation over two growing seasons - Denmark. 3. The response of white and strawberry clovers to inoculation - Denmark. 4. The response of sub clover to inoculation - spaced row trial - Merredin. 5. The response of sub clover to inoculation - plot trial (Not sampled) - Merredin. 6. The response of sub clover to inoculation - spaced …
Herbicide Screening. Soursob Control In Cereal Crop., J. Peirce
Herbicide Screening. Soursob Control In Cereal Crop., J. Peirce
Experimental Summaries - Plant Research
Herbicide screening - soursob control in cereal crop (Beverley). Soursob control in cereals (Yelbeni, Doodlakine). Chemical control of Oxalis purpurea L. (Beverley). Chemical control of Doveweed (Eremocarpus setigerus Benth.) - Beverley.
Effect Of Soil Properties On Copper Availability To Plants, R. F. Brennan
Effect Of Soil Properties On Copper Availability To Plants, R. F. Brennan
Experimental Summaries - Plant Research
Experimental glasshouse work involved examining the decrease in effectiveness of copper fertilizer in the soil through time. This seems to conflict with Mr. J.W. Gartrell's programme of field trials which have shown no evidence for any decline in the effectiveness of the original application. 1. Ammonium cxalate extractable Cu. TABLE 3 - 77GL3. The response to copper of Gamenya Wheat grown in a range of W.A. soils (Average dry weight (3 reps) - g/10 plants). 77GL4. Dongara, Gingin, Dowerin, Newdegate, S. W. Newdegate, Merredin. TABLE 4 - 77GL4. Effect of PH and incubation on the effectiveness of CuS045H20 to Gamenya. …
Take-All Of Cereals And Cereal Seed Dressings, G D. Macnish
Take-All Of Cereals And Cereal Seed Dressings, G D. Macnish
Experimental Summaries - Plant Research
Take-all of cereals. Take-all surveys. Effect of nitrogen sources on take-all: 76LG25 Wheat, 77MT19 Wheat, 77JE31 Barley, 77MT17 Barley, 77LG20 Oats, 77JE5 Wheat, 77LG6 Wheat, 77E4 Wheat, 77ES6 Wheat, 77GE10 Wheat. Effect of rates of (NH4)2 SO4 and Na NO3 on take-all - 77E6 Wheat, 77ES Wheat. Effect of rates of (NH4)2 SO4 on take-all - 77LG7 Wheat, 77JE6 Wheat. Soil pH and take-all - 77LG25 Cleaning crops and take-all control - 76E6, 76N5, 76M47, 76A7, 76LG27. Spray-fallow and time of planting - 76GE35 9 76LG26, 76LG26, 76LG38. Effect of rates of sowing on take-all - 77JE7. Long term rotations …
Nitrogenous Fertilisers For Cereals - Results From 1977 Trials On Wheat, Oats And Barley, M. G. Mason
Nitrogenous Fertilisers For Cereals - Results From 1977 Trials On Wheat, Oats And Barley, M. G. Mason
Experimental Summaries - Plant Research
Rates of Nitrogen on Wheat, Oats and Barley - Soil Test. In this, the third year of this programme, 44 sites were selected and soil sampled during February - March. Thirty seven of these trials consisted of four replications on wheat only and the other seven consisted of three replications on wheat, oats and barley. All reps were soil sampled separately. In each rep. of the 37 trials, 20 samples were taken to 10 cm depth with pogo stick samplers. In the. other seven trials 50 samples per rep. were taken. In addition, from three holes at random across each …
1976 South West Sub Clover Root Rot - White Rust On Rapeseed, M J. Barbetti
1976 South West Sub Clover Root Rot - White Rust On Rapeseed, M J. Barbetti
Experimental Summaries - Plant Research
1. South west sub clover root rot - 1975 cultivation experiments - To investigate the effect of time of cultivation, and nitrogen application, upon the incidence and severity of both tap and lateral root rot of subterranean clover. Localities - Karridale (76BU1), Manjimup (75MA1), and Walpole (75DE1). 2. South West sub clover root rot - 1976 cultivation experiments - Localities - Karridale (75BU11), Walpole (75DE12), and Narrikup (75AL36). 3. White rust on rapeseed - Aims - To examine the role of white rust seed infection in disease aetiology and epidemiology, both in an area containing white rust infected trash and …
1976 Early Crossbreds, C. M. Francis
1976 Early Crossbreds, C. M. Francis
Experimental Summaries - Plant Research
TABLE 3: Dry Matter Production Denmark 1976 Variety - kgs/ha* 210.10.26.1 (Bacchus x Daliak) - 5498 Mt. Barker - 5362 MBD 21.1 (Midland Bx Daliak) - 5166 Woogenellup - 5142 MBD 25.2 (Midland B x Daliak) - 4916 MBD 30.1 (Midland B x Daliak) - 4896 Daliak - 4654 Seaton Park - 4008 * Total of 5 cuts LSD 5% = 420 kg. Days to first flower 1976* Variety - Mt Barker. Woogenellup. 210.10.26.1. MBD 21.2. MBD 30.1. Dinninup. MBD 25.2. Seaton Park. Daliak. * Planting dates Denmark 25/3/76 Perth 3/5/76 A) 1967 Series Crossbreds. 1976 was a drought season …
1976 Inoculation - Clover Scorch Screening - Glasshouse - Nodulation Of Pastures, D L. Chatel
1976 Inoculation - Clover Scorch Screening - Glasshouse - Nodulation Of Pastures, D L. Chatel
Experimental Summaries - Plant Research
1. Inoculation. 1.1 Lupin inoculation. 1.2 Pea inoculation. 1.3 Clover inoculation. 2 Clover scorch screening. 3. Appendix 3.1 Glasshouse effectiveness. 3.2 Nodulation of Pastures - Denmark Research Station. LIST OF EXPERIMENTS 1. The effect of superphosphate on the nodulation of Unicrop lupins drilled with the fertilizer - Wandering. 2. The effect of superphosphate on the nodulation of Unicrop lupins drilled with the fertilizer - Lancelin. 3. The effect of manganese superphosphate on the nodulation of/ Unicrop lupins drilled with the fertilizer - Lancelin. 4. The effect of superphosphate on the nodulation of Unicrop lupins drilled with the fertilizer - Wongan …
1976 Trace Element Nutrition, J W. Gartrell
1976 Trace Element Nutrition, J W. Gartrell
Experimental Summaries - Plant Research
Contents: 1.0 Copper l,l Long Term Copper Trial, Newdegate 66Nl4 1.2 Residual copper (i) on wheat, Esperance Downs. (ii) on lucerne, Esperance Downs. (iii) on sheep and pasture, Bramley. 1.3 Copper for wheat on new land (i) sources, methods, granularity, Lake Grace. (ii) drilled vs topdressed, Newdegate. 1.4 Tissue tests for copper status of wheat. 1.5 Use of soil test for copper. 2.0. Manganese. 2.1 Residual manganese for sweet narrow leafed lupins - Badgingarra.
Summary Of 1976 Field Trials, D J. Gilbey
Summary Of 1976 Field Trials, D J. Gilbey
Experimental Summaries - Plant Research
Doublegee seed longevity. Doublegee control. Crop yield loss - doublegee. Creeping knotweed. Guildford grass. Time of spraying 2, 4-D. Longevity of doublegee seed under continuous pasture. Locality: Avondale, Wongan Hills and Chapman Research Stations. Effect of double cropping, shallow dry cultivation and spraying pasture on viable doublegee seed - 74A4. Locality: Avondale Research Station. Effect of doublegee cropping, shallow dry cultivation and spraying pasture on viable doublegee seed - 74WH4. Locality: Wongan Hills Research Station. Doublegee seed longevity x cultivation - 75WH65. Locality: Wongan Hills Research Station. Doublegee seed longevity x cultivation - 74C7. Locality: Chapman Research Station. Doublegee seed …
1976 Potash Trials, W. J. Cox
1976 Potash Trials, W. J. Cox
Experimental Summaries - Plant Research
76M01 - Comparative potassium requirements of L. Cosentinii and L. Angustifolius. 76M02 - Rates and times of Potassium application on Lupins. 76M03 - Sources of Potassium - Muriate vs Langbeinite. 76TSI - Comparative Potassium requirements of L. Cosentinii and L. Angustifolius. 76TS2 - Rates and times of Potassium application on Lupins. 76TS3 - Sources of Potassium on Lupins - Muriate vs Langbeinite. 76TS9 - Rates of P hand K on wheat. 76BA5 - Method of kcl application on Lupins. 76BA6 - Method of kcl application on Lupins.
1976 Long Term Rotation Trials, Ian Rowland
1976 Long Term Rotation Trials, Ian Rowland
Experimental Summaries - Plant Research
Long term rotation trials - W56H, 66M29, 67C13, 67N4, 68E5, 68SG5, 69GE20, 73SG16, Soil fertility - grain lupins - 75TS23.
1976 - Strategic Fungicide Trials - Botrytis Seed Vetches - Benlate Kabatiella Subclover, A Bokor
1976 - Strategic Fungicide Trials - Botrytis Seed Vetches - Benlate Kabatiella Subclover, A Bokor
Experimental Summaries - Plant Research
February 1977. 1. Strategic fungicide trial - 76AL34 - Obtain information on the effect of various timed spray applications of Benlate over the growing season on the development of clover scorch. 2. Strategic fungicide trial - 76BU6 - To assess the effect of fungicide treatments at periodic intervals over the season on the development of clover scorch disease 3. Comparative fungicide trial - 76AL33 - To compare the effectiveness of four fungicides at two rates for the control of clover scorch disease with or without addition of spraying oil. 4. Effect of Botrytis on seed yield of vetches - 76AL42. …
1976 Sunflower-Safflower Irrigated Variety Trial 1976-1977, G J. Parlevliet
1976 Sunflower-Safflower Irrigated Variety Trial 1976-1977, G J. Parlevliet
Experimental Summaries - Plant Research
In 1975/76 two varieties of sunflower, Hysun 10 and Hysun 20, as well as Safflower (Gila) were grown in a large alternative crop demonstration. Results were sufficiently good to warrant more and closer examination. This led to the present variety trial using varieties suggested by Mr. M. Poole. The aim was to evaluate six sunflower varieties and one safflower. The work was carried out in the light of reduced profitability of peas, beans and some fruit crops. This results in a number of growers having irrigation water and equipment under-employed. Other farmers are after a crop which will give them …
1975 Minimum Tillage Investigations 1964-1973 Summary, J M. Allen
1975 Minimum Tillage Investigations 1964-1973 Summary, J M. Allen
Experimental Summaries - Plant Research
The following investigations into methods of establishing cereals have been carried out by G.A. Pearce in the period 1964 - 1973. Merredin Research Station 66M28, 69WH23, 69M16, 70LG3, 70M4, 70SG5, 71A12, 71N14, 71WH18, 72A6, 72ME5, 72N5, 72SG1, 72WH6, 73A16, 73C12, 73N13, 73SG9, 73WH14,
Preliminary Reports 1976, G C. Macnish
Preliminary Reports 1976, G C. Macnish
Experimental Summaries - Plant Research
Effect of nitrogen sources on take-all 1975 season experiment - 75SG17. Effect of nitrogen sources on take-all experiment 76ES36, 76JE26, 76LG25. Take-all cultivar interaction experiment - 76JE29, 76LG29. take-all, spray-fallow and time of sowing experiments - 76GE35, 76LG26, 76LG38 and 76SG11. Take-all cleaning crops experiments - 76A7, 76E6, 76M47, 76N5 and 76WH11. Take-all cleaning crops on farmer's property experiments - 76LG27. Covered smut of barley - control experiment - 76A5. Covered smut of barley - control experiment - 76WH12. Build-up of barley covered smut experiment - 76A6. Cereal seed dressing - barley experiment - 76E5. Control of barley loose smut …
Experimental Summary 1975/76, D J. Gillespie
Experimental Summary 1975/76, D J. Gillespie
Experimental Summaries - Plant Research
A. Pasture Deterioration. 1. Sub clover variety screening for root rot resistance - 2. Climatic influences. 3. Paddock monitoring investigations. B. Cultivar evaluation in high rainfall areas. 1. Midland B/Woogenellup 2. Midland B/Seaton Park/Yarloop/Larissa C. Lucerne trials.
1976 Growing Season Results Report, M L. Poole
1976 Growing Season Results Report, M L. Poole
Experimental Summaries - Plant Research
1. 76BU15 - Sunflower varieties x rates of seeding x times of seeding on Busselton Sand at Ruabon. 2. 76BU4 - Miscellaneous species x rates of H.23408 Treeton. 3. 76AL6 - Rape varieties under severe blackleg conditions. 4. CB49 - Seed softening methods and effort of harrowing on emergence. 76MA9 - Miscellaneous Crop Trial. CB49 Trials 76BA27 - Effect of Harrowing on germination. Fluctuating temperatures. Fate of Other Trials: 76AL35, 76AL37), 76AL38), 76AL39), 76DE4, 76JE28.
1976 Nitrogenous Fertilisers For Cereals, M. G. Mason
1976 Nitrogenous Fertilisers For Cereals, M. G. Mason
Experimental Summaries - Plant Research
Results from 1976 Trials on Wheat. Rates of nitrogen on wheat - soil test. In this, the second year of this programme, 49 sites were selected and soil sampled during February-March. Forty six of these trials consisted of four replications and the other three had three replications and all reps were soil sampled separately. In each rep. of the 46 trials. 20 samples were taken to 10 cm depth with pogo stick samplers. In the.other three trials 30 samples per rep. were taken. In addition, from three holes at random across each trial, bulk samples were obtained from the 0-15, …
1976 Field Crop Experiment, M. W. Perry
1976 Field Crop Experiment, M. W. Perry
Experimental Summaries - Plant Research
Performance of August sown cereals - 76MO50. To investigate the performance of late sown cereals for summer forage or grain in the eastern wheatbelt. This trial was designed to test the idea that even in a drought year, very late sowing of cereals might provide a low grain yield or at least a substantial quantity of summer feed.
1976 Report On Field Trials With Early-Maturing Subterranean Clover Crossbred Strains And Selections, D A. Nicholas
1976 Report On Field Trials With Early-Maturing Subterranean Clover Crossbred Strains And Selections, D A. Nicholas
Experimental Summaries - Plant Research
1. Drilled Trials in Wheatbelt Districts. Trial No. 76GE7, 76LG5, 76ME5, 76ME6, 76M011, 76M012, 76NA6, 76N01, 76TS10. A series of 9 trials to compare the crossbred subterranean clovers Nungarin, 239.2 and 584.1B. with Northam and Geraldton was sown in representative, dry wheatbelt localities in 1976. The trials were sown in randomised blocks with four replications on sites which carried little or no clover. Plot size was 4.22 metres by 40 metres. Superphosphate was applied at rates related to past applications and soil type, but was usually about 200 kg a hectare. Copper, zinc and molybdenum were applied where necessary. Seed …
1976 Alternative Grain Legume Species Evaluation, G H. Walton
1976 Alternative Grain Legume Species Evaluation, G H. Walton
Experimental Summaries - Plant Research
l. Alternative species to Lupinus -76PE6, 76M11. 2. Time of Flowering Response of Cicer Arietinum to temperature and daylength.
1976 Phosphorus And Sulphur Sources Trials, M D. Bolland
1976 Phosphorus And Sulphur Sources Trials, M D. Bolland
Experimental Summaries - Plant Research
PHOSPHORUS SOURCES TRIALS (A) Pasture trials i) High rainfall areas a) Sand: 76BU1 - New land P sources trial, T. O'Byrne, Yalingup. 76BU4 - Old land P sources trial, T. Coombes, Busselton. 76EX37 - Young land P sources trial, F. Fels, Esperance. b) Gravel: 76MT10 - New land P sources trial, Mt. Barker Research Station. 76MT9 - Old land P sources trial, Mt. Barker Research Station. ii) Medium rainfall areas: a) Sand 75N07A -New land P sources trial, D. Gillespie, East Chittering. b) Gravel: 75N07B - New land P sources trial, D. Gillespie, East Chittering. iii) Low rainfall areas a) …
1976 Phosphorus And Sulphur Group, J. W. Bowden, R J. Lunt, K F. Longbottom, W E. Hawkins
1976 Phosphorus And Sulphur Group, J. W. Bowden, R J. Lunt, K F. Longbottom, W E. Hawkins
Experimental Summaries - Plant Research
Stocking x Super. rate trials - 66M30, 62MB9, 68BR7. Crossed plot trials - residual value. P x K on Pasture - 74TS4, 74M06, 75GE6. N x P on· Wheat - 75M09. P x Species - 75LG4, 75JE5. Maintenance P x S trials - Wheat Belt Research Station - 65A1; C5, N5, 69WH15. High Rainfall Areas - 68B1, 69E6, 69AL2. Farmers residual value - 66N07, 66ME3,67N011, 66NA3, 66LG1, 68LG1, 66M06, 67M01, 67GE2, 67N05, 67N04, 66N09. Miscellaneous Cropping Trials - Super x Spacing - 76ME26, 76ES8, 9 and 10. Super Study rate and spacing - 76NA7, 76N05, 76JE8. Continuous cropping - 75LG26, …
1976 Summary Of Results - Sowing Systems - Fallow Re-Assessment, D Tennant
1976 Summary Of Results - Sowing Systems - Fallow Re-Assessment, D Tennant
Experimental Summaries - Plant Research
Sowing Systems - Effect on Mineralisation of Soil Nitrogen: Locations: T. Kettle, Kendenup - 76AL32 (Clipper barley), J.& R. Erickson, Bolgart - 76MOJ2 (Gamenya wheat), M. Brown, Yillminning - 76NA41-A (Gamenya wheat), R. Koch, Boddington - 76NA41-B (Gamenya wheat), Esperance Research Station - 76E33 (Gamenya wheat). Sowing systems. Herbicide application. Results: A. 76NA41-B, B. 76AL32, c. 76MO32, D. 76NA41-A, E. 76E33. Fallow Re-assessment - 72M29.
1976 Cereal Disease Survey - Mycosphaerella Graminum Spore Trap Studies - S. Nodorum Yield, A G. Brown
1976 Cereal Disease Survey - Mycosphaerella Graminum Spore Trap Studies - S. Nodorum Yield, A G. Brown
Experimental Summaries - Plant Research
1. A.G.P. Brown and T.N. Khan - Cereal disease survey. Samples were again collected from C.V.T.s by District Office staff and sent to South Perth for evaluation. A single sampling was made in 1976 at 120 days after sowing. No samples were received from Geraldton or Three Springs trials (presumably these failed to drought). Only one sample was received from Moora, none from Merredin and only one from Jerramungup. All samples from Narrogin were lost at South Perth. A number of samples were collected well after 120 days old and were senescent. 1. E. Moora. 2. Badgingarra R.S. 3. West …