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summer rainfall

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Catalogue: Ground Cover
Southern Farming Systems projects coordinator Annieka Paridaen at a trial of Hyola 971 CL that was sown on 14 November 2012 and grazed in summer and autumn 2013... Winter canola has been successfully sown in spring, grazed over summer and harvested for grain in 2012 and 2013.. With the release of new varieties such as CB@" Taurus and Hyola 971 CL, an opportunity now exists to sow canola in spring and graze the crop in summer and autumn with little impact on subsequent grain yield...
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Catalogue: GRDC Publications
Barley Yellow Dwarf Virus can be a threat in all environments, and it is recommended that seed be treated with imidicloprid, or crops closely monitored for aphid infestation and sprayed ... In the circumstances using fertilisers that have a higher sulphur content, like MES 10 or Airseeder Superfect, can be beneficial... A fast track project was initiated to demonstrate and evaluate a range of management strategies that Twelve farms were surveyed across the western districts of southern Victoria that were considered suitable as potential trial sites based on grower and adviser recommendations...
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Catalogue: Ground Cover
Lucerne lowers watertable at Mannum.. After several seeps formed on their Mannum, South Australia, property, Mallee grower Kevin Bond and his brothers planted lucerne to use more water on deep and non-wetting sands and improve control of the seeps... Kevin decided to plant lucerne on the dune to use more water and hopefully return a profit through hay production...
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Catalogue: Ground Cover
Low-rainfall cropping needs an appetite for innovation.. Bearded man standing in field 2012 Farmer of the Year Peter Kuhlmann from Mudamuckla, South Australia, employs every strategy at his disposal to conserve moisture and drive improvements in water use efficiency (WUE)... Inter-row sowing, stubble retention, no-till, summer weed control, dry sowing, variable rate seeding and prescription farm mapping are just some of the methods he used to achieve a WUE of 71 per cent in 2012, a year when total rainfall was just 169 millimetres...
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Catalogue: Ground Cover
Low-rainfall cropping needs an appetite for innovation.. Bearded man standing in field 2012 Farmer of the Year Peter Kuhlmann from Mudamuckla, South Australia, employs every strategy at his disposal to conserve moisture and drive improvements in water use efficiency (WUE)... Inter-row sowing, stubble retention, no-till, summer weed control, dry sowing, variable rate seeding and prescription farm mapping are just some of the methods he used to achieve a WUE of 71 per cent in 2012, a year when total rainfall was just 169 millimetres...
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Catalogue: Ground Cover
The distinction between continuous but insufficient supply of water from deep soil layers typical of the northern region, and a small-event dominated regime in the southern region is relevant for managing and identifying plant traits conducive to improved growth under limited water supply.. Rainfall has three key features: amount, seasonality and event size... Analysis of rainfall patterns between Horsham in Victoria and Emerald in central Queensland, using long-term rainfall records (1913-2003) and simulations, shows rainfall seasonality in eastern Australia can be the difference between starting the season with a wet or dry profile...
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Catalogue: GRDC Updates (West)
The aim of the following study was to acquire a unique, long-term (> 1 year) data set of N 2O emissions from a rainfed, cropped soil in a semi arid region and to investigate the relationship between N 2O emissions and other soil and environmental parameters... Some ability to make in-season tactical decisions when to graze or continue through to harvest would be valuable... The commodity prices are an important aspect of any decision to graze a cereal crop...
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Catalogue: GRDC Updates
Reducing Rhizoctonia disease in cereals.. The type of soil opener used affects levels of Rhizoctonia during seedling establishment... Early research results show fungicides applied in furrow can overcome much of the vulnerability of disc systems to Rhizoctonia and enhance yields with knife points...
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Catalogue: GRDC Media
Research quantifies benefits of summer rainfall.. While crop residue on the surface of paddocks plays an important role in preventing wind and water erosion, it has little impact on the amount of water stored in the soil from summer rain... "Even if a grower received 25mm of rain on April 15, there would only be 7 or 8mm of moisture left in the soil by the start of May, which is obviously beneficial and provides an opportunity for seeding, but is less than growers might have thought," he said...
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Catalogue: GRDC Factsheets
" summer fallow management factsheet January 2012 western region make summer weed control a priority summer weed control stands out as the most effective way to conserve summer rain and soil nitrogen for use by subsequent crops... Previous work has focused on the impact of crop type and stubble cover on water use efficiency and the impact of summer weed control on water and nitrogen to the following crop... Grazed (left) and un-grazed (right) stubble - the impact of summer grazing stubble is being assessed as part of Grain and Graze 2 trials in WA...
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