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additional nitrogen

Catalogue: Ground Cover
Stop moisture and nitrogen loss: manage summer weeds.. Trials highlight the value of controlling weeds to prevent losses of nitrogen and soil moisture in summer fallows... "The trials highlighted the importance of controlling summer weeds to conserve nitrogen as well as moisture," Mr McMaster says...
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Catalogue: NVT Online Papers
Early work on canola focused on weed management strategies including the breeding of herbicide tolerant canola varieties such as triazine tolerant (TT) varieties which now account for an estimated 90% of canola grown in WA... Research is still being conducted to determine the effect of these viruses on the yield of canola in WA. European work has found seed yield losses of 10-15% associated with this virus disease in canola... The amount of air passed through the grain is measured in litres per second per tonne and varies depending on the particular aeration strategy...
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Catalogue: GRDC Publications
" Goondiwindi GRDC Grains Research Update Day 1 - Tuesday 4 th March Time Topic Speaker (s) 10:00 AM James Clark (Chair Northern Welcome Panel GRDC) 10:10 AM General plenary (Supported by North West Local Land Services) 10:10 AM 10:40 AM.. Overall, both models are acceptable for modelling soil evaporation over a range of soils and seasons provided accurate soil physical properties and starting water states are known... Overall, populations increased five times compared to before planting the summer crops, but remained below 250/kg soil (Figure 4)...
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Catalogue: NVT Online Papers
Canola is often windrowed to ensure all pods are mature at harvest... In summary, windrowing too early can result in lower yields and oil contents and too late will lead to shattering losses... Canola is sold into a deregulated domestic market and the responsibility of finding an acceptable price and arranging a buyer rests with the grower...
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Catalogue: GRDC Publications
Canola is often windrowed to ensure all pods are mature at harvest... In summary, windrowing too early can result in lower yields and oil contents and too late will lead to shattering losses... Canola is sold into a deregulated domestic market and the responsibility of finding an acceptable price and arranging a buyer rests with the grower...
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Catalogue: Ground Cover
Trial studying the timing of late nitrogen applications in wheat post-flowering at Brookstead, Queensland... Figure 1 Mean impact of late foliar application of nitrogen on grain protein in 2012... "The trials clearly showed that late foliar applications of nitrogen are capable of lifting protein levels but we were generally unable to generate any net benefit," he says...
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Catalogue: Ground Cover
Trial studying the timing of late nitrogen applications in wheat post-flowering at Brookstead, Queensland... Figure 1 Mean impact of late foliar application of nitrogen on grain protein in 2012... "The trials clearly showed that late foliar applications of nitrogen are capable of lifting protein levels but we were generally unable to generate any net benefit," he says...
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Catalogue: GRDC Updates (West)
Barley agronomy highlights: Time of sowing x variety Blakely Paynter1and Andrea Hills,2 Department of Agriculture and Food, Western Australia; Northam 1and Esperance 2.. x New feed barley options are becoming available that out yield current feed barley varieties... Kojonup may not be suitable for seasons or environments where low in-crop rainfall is experienced...
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Catalogue: GRDC Publications
The economics of chasing protein, improving nitrogen use efficiency and timing... GRDC Grains Research Update Mungindi, March 2014 Contents.. Overall, populations increased five times compared to before planting the summer crops, but remained below 250/kg soil (Figure 4)...
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Catalogue: GRDC Publications
We in the north are still working out where and how best to use P in our fertiliser programs... The representation for different crop species, soil types and seasons is somewhat limited... GRDC Grains Research Update Goondiwindi, March 2014 Figure 3...
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