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Articles 1411 - 1440 of 1674
Full-Text Articles in Earth Sciences
Grain Legume Agronomy 1976-1977, G H. Walton
Grain Legume Agronomy 1976-1977, G H. Walton
Experimental Summaries - Plant Research
76B1, Lupin agronomy, high rainfall area.
CB49, Lupin crop establishment methods.
76JE7, Lupin agronomy and soil fertility improvement.
74MO11, Seedling regeneration.
75MO7, Pasture establishment under unicrop and soil fertility improvement.
76MO13, L. cosentinii cv CB49 agronomy.
76MO14, Amino acid sequence study in the maturation of lupin seed.
76MT4, Chick pea response to plant density.
76MT5, Effect of waterlogging on lupin species.
76NA9, Polyculture of wheat and lupin.
76NA10, Pasture establishment under cover crops.
76TS12, L cosentinii cv agronomy.
Water Supplies On Wheatbelt Farms : A General Picture, I A F Laing
Water Supplies On Wheatbelt Farms : A General Picture, I A F Laing
Journal of the Department of Agriculture, Western Australia, Series 4
In good rainfall years, farm dams provide water fo more than 50 per cent of the total stock in the wheatbelt.
Other sources include ground water supplies and the piped Comprehensive Water Scheme.
The March 1970 census included questions on farm water supplies including how farmers coped in the 1969-70 drought.
Test Sites For Farm Dams, Department Of Agriculture, Western Australia
Test Sites For Farm Dams, Department Of Agriculture, Western Australia
Journal of the Department of Agriculture, Western Australia, Series 4
A short article outlining procedures for testing potential dam sites.
Farm Dams In The Wheatbelt, I A F Laing
Farm Dams In The Wheatbelt, I A F Laing
Journal of the Department of Agriculture, Western Australia, Series 4
Of the estimated 76 000 farm dams in the wheatbelt, about 8 per cent either leak or are salt affected. The remaining 70 000 dams are capable of holding water for livestock use and can be regarded as sercicable dams.
A great many of the serviceable dams are unreliable water supplies due to the combined effects of lack of runoff from catchments, shallow depth of storage and small size of storage in relation to expected demand from livestock and evaporation loss.
Design Standards For Farm Surface Water Supplies, J L. Frith
Design Standards For Farm Surface Water Supplies, J L. Frith
Journal of the Department of Agriculture, Western Australia, Series 4
Design is usually concerned with getting adequate return from limited recources. Farm dams which dry up represent dam failure. Less seriously, so too do dams which, although not drying out, never fill; they waste a recource.
Lupin Cultivar Comparison, G H. Walton
Lupin Cultivar Comparison, G H. Walton
Experimental Summaries - Plant Research
1. Lupin cultivar comparison - L. cosentinii cv. CB49 and L. angustifo1ius cv Marri - 77A20. - L. albus cv Ultra and L. angustifolius cultivars, BRAMLEY R.S. - 77B1(A), 77B1(B). 2. Field pea cultivar comparison - AVONDALE R.S. - 77A22. 3. Lupin and cereal mixtures - 77MO19, 4. Undersowing of subclover pasture - 77NA25. Plant competition in mixtures of lupin and cereal (Lancelin) - 77MO19. Undersowing lupin and wheat crops with sub. clover (Cuballing) - 77NA25. Polycultures of wheat and lupin (Crossman) - 77NA26, 77MO18. Expt no: 76JE7, 77A20, 77A21, 77A22, 77B1(A), 77B1(B), 77GE30, 77MO17, 77MO18, 77MO19, 77NA25, 77NA26, 77TS21.
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 …
Groundwater In The Wheatbelt, E P. O'Driscoll
Groundwater In The Wheatbelt, E P. O'Driscoll
Journal of the Department of Agriculture, Western Australia, Series 4
In general six factors affect the occurence of groundwater; rainfall, topography, rock type, rock structurs, vegetation, and local evaporation.
Variation in even one of these can affect the potential yield of a bore or well, the groundwater salinity, and even whether any groundwater occurs at all.
The Oombulgurri Project Clancy Committee Report, D J. Clancy, P Mccosker, C Mayberry, A J. Millington, P Ryan
The Oombulgurri Project Clancy Committee Report, D J. Clancy, P Mccosker, C Mayberry, A J. Millington, P Ryan
All other publications
In early August the Oombulgurri community requested assistance in the following terms.
"On behalf of the Oombulgurri Community, we invite assistance in developing the grain and pasture cropping at Oombulgurri. We have experimented with peanuts, sorghum, and many varieties of vegetables. This has tested the reality of hopes to expand acreage and varieties to become self-sufficient in stock feed. The Farm and Garden Guild now needs the expertise of your services to plan a four-year programme. vie need assistance in choosing from the many options, opinions and advices available from Australia and elsewhere, for grain production, pastures, methods appropriate to …
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 …
Sealing Farm Dams, I A F Laing, R. G. Pepper
Sealing Farm Dams, I A F Laing, R. G. Pepper
Journal of the Department of Agriculture, Western Australia, Series 4
Research over the past 10 years has shown that it is technically possible to seal many leaking farm dams. In some situations a cheap chemical treatment is effective but in most cases it is cheaper to construct a replacement dam.
This article reviews the situation in western Australia and outlines some of the methods used for sealing dams.
Efficiency Of Sprinkler Irrigation Systems, T C. Calder
Efficiency Of Sprinkler Irrigation Systems, T C. Calder
Journal of the Department of Agriculture, Western Australia, Series 4
Shallow-rooted vegetable crops growing on sandy soils in hot, often windy summer weather, pose a difficult watering problem for most Western Australian vegetable growers.
Irregularities in wetting patterns are common. Wind effects are seldom taken into account in system design. The increasing popularity of knocker-type sprinklers makes these considerations particularily important.
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 …