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Catalogue: GRDC Publications
Overall, the most prevalent virus was BWYV and in some locations more than 90% of symptomatic plants were infected with BWYV (Table 1)... GRDC Grains Research Update Goondiwindi, March 2014 used a PCR for Beet western yellows virus (BWYV), Bean leaf roll virus (BLRV), Phasey bean virus (PhBV) and Soybean dwarf virus (SbDV) to investigate host range of the virus species from a range of locations (Table 2)... GRDC Grains Research Update Goondiwindi, March 2014 van Leur J, Aftab M, Sharman M, Lindbeck K (2014) Proceedings 2014 GRDC Grains Research Update, Coonabarabran...
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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 Media
Northern chickpea growers are advised to sow at optimal seeding rates, irrespective of sowing date, to ensure early canopy closure and minimise the risk of viruses... Dr Andrew Verrell, NSW Department of Primary Industries (NSW DPI) research agronomist says recent research supported by the Grains Research and Development Corporation (GRDC) shows growers should sow chickpeas at optimal seeding rates - irrespective of sowing date... Dr Verrell says there are more than 14 species of virus that naturally infect chickpeas and are spread by airborne insects, particularly aphids...
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Catalogue: GRDC Media
Northern chickpea growers are advised to sow at optimal seeding rates, irrespective of sowing date, to ensure early canopy closure and minimise the risk of viruses... Dr Andrew Verrell, NSW Department of Primary Industries (NSW DPI) research agronomist says recent research supported by the Grains Research and Development Corporation (GRDC) shows growers should sow chickpeas at optimal seeding rates - irrespective of sowing date... Dr Verrell says there are more than 14 species of virus that naturally infect chickpeas and are spread by airborne insects, particularly aphids...
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Catalogue: GRDC Publications
GRDC Grains Research Update Coonabarabran, February 2014 most sites achieved those returns within 2 crop seasons after deep P application may at least partly reflect the string of wetter seasonal conditions in recent years, although the results from Jandowae, Capella and Gindie all included dry seasons in at least one of the crops followed... Overall, the performance of the barley grain only varieties showed they are capable of producing around 6 t/ha of dry matter and still yielding between 2.7 and 3.4 t/ha of grain... Overall, the most prevalent virus was BWYV and in some locations more than 90% of symptomatic plants were infected with BWYV (Table 1)...
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Catalogue: GRDC Publications
Classifying soil types and measuring plant available water capacity (PAWC); use of fast processes such as EM38; identification of subsoil constraints; crop ability to access deeper soil water... Overall, the most prevalent virus was BWYV and in some locations more than 90% of symptomatic plants were infected with BWYV (Table 1)... GRDC Grains Research Update Nyngan, February 2014 used a PCR forBeet western yellows virus (BWYV),Bean leaf roll virus (BLRV), Phasey bean virus (PhBV) andSoybean dwarf virus (SbDV) to investigate host range of the virus species from a range of locations (Table 2)...
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Catalogue: GRDC Publications
" GRDC Grains Research Update Coonabarabran, February 2014 Canola concurrent session Canola diseases - threats and management Kurt Lindbeck 1, Stephen Marcroft 2and Joop van Leur 3 1 NSW - Department of Primary Industries, Wagga Wagga Agricultural Institute, Pine Gully Road, Wagga Wagga, NSW 2650; 2Marcroft Grains Pathology P/L, Grains Innovation Park, Horsham, Vic... Overall, the most prevalent virus was BWYV and in some locations more than 90% of symptomatic plants were infected with BWYV (Table 1)... GRDC Grains Research Update Coonabarabran, February 2014 van Leur J, Aftab M, Sharman M, Lindbeck K (2014) Proceedings 2014 GRDC Grains Research Update, Coonabarabran...
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Catalogue: GRDC Updates
Table 1 : Trial details for the three TAI trials assessed for virus in chickpeas.. The proportion of plants with virus symptoms was highly significant for sowing date, variety and sowing date x variety (Fig. 2)... In Figure 2, varieties are listed in order of average proportion of plants with virus symptoms across the 4 sowing dates...
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Catalogue: GRDC Updates
The past decade has seen large increases of winter pulses, particularly chickpea and faba bean, and canola throughout the region... Unlike with chickpea, severe aphid colonisation is common in canola and aphicide sprays are commonly applied to avoid aphid-feeding induced yield losses... Diagnostic tests showed BWYV (or a closely related virus) associated with symptoms in the severely affected parts of the northern part of the region...
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Catalogue: GRDC Updates
There is insufficient data to recommend using chickpea variety as a tool for reducing risk of virus... Row spacing had a significant effect on incidence of plants with virus symptoms in a 2013 trial at Tamworth... Effect of stubble management (flat vs standing) on incidence of chickpea plants with virus symptoms assessed on two dates, Tamworth 2013...
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