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Catalogue: GRDC Updates
The rainfall pattern encouraged rapid vegetative growth of chickpea crops and was ideal for the build-up and spread of the major chickpea pathogens... Ascochyta blight (AB, caused by Ascochyta rabiei ), Botrytis grey mould (BGM, caused by Botrytis cinerea ), Phytophthora root rot (PRR, caused by Phytophthora medicaginis ) and Sclerotinia rot (caused by both Sclerotinia sclerotiorum and Sclerotinia minor ) were widespread and severe in many crops... Timely and thorough applications are critical...
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Catalogue: GRDC Updates (West)
State of Western Australia, 2004 Agribusiness Crop Updates 2004 CONTENTS Page 2003 PULSE INDUSTRY HIGHLIGHTS .................................................................................... 1.. Previous research conducted by the Department of Agriculture, Western Australia established that blackspot of field pea (Mycosphaerella pinodes) is producing windborne ascospores through out the season... Eighty nine different grain legume lines; 22 desi chickpea, nine kabuli chickpea, 10 faba bean, 15 lentil, seven lupin and 26 field pea were evaluated under irrigated conditions at Medina Research Station in 2003...
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Catalogue: GRDC Media
Wheat yields improved by timely powdery mildew control.. "In cases where the onset of the disease occurred later in the season, the best timing was once all leaves had emerged, which provided maximum protection for the plant canopy... "Early sown, susceptible varieties should be monitored closely this season to avoid significant damage occurring before management is instigated," Ms Beard said...
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Catalogue: GRDC Media
Wheat yields improved by timely powdery mildew control.. "In cases where the onset of the disease occurred later in the season, the best timing was once all leaves had emerged, which provided maximum protection for the plant canopy... "Early sown, susceptible varieties should be monitored closely this season to avoid significant damage occurring before management is instigated," Ms Beard said...
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Catalogue: GRDC Media
New guidelines for integrated disease management in chickpea crops of the northern grains region have been released in time for the winter crop season... The Grains Research and Development Corporation (GRDC) has developed a fact sheet, Chickpea Disease Management - Northern Region , which covers tactics including paddock selection, variety choice, seed dressing, strategic fungicide use and hygiene... The new varieties PBA HatTrick and PBA Boundary have improved resistance to ascochyta and require fewer or no fungicide sprays...
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Catalogue: GRDC Updates
Introduction Within south-eastern Australia, rusts are the most widespread and potentially damaging diseases of cereal crops... For example, leaf rust of wheat does not attack barley... A good example is WyalkatchemA. Growers using such cultivars must plan to protect their crops from stripe rust before the onset of effective APR to minimise rust build up...
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Catalogue: GRDC Media
Reports of growers treating stripe rust in moderately resistant wheat varieties have sparked significant concern from leading cereal pathologist, Dr Steven Simpfendorfer... There have been a number of reports of growers being advised to treat stripe rust and apply a fungicide to wheat varieties that are moderately resistant to stripe rust to "preserve green leaf area"... Dr Simpfendorfer says there is no evidence that spraying moderately resistant varieties for stripe rust will result in any return on input cost for growers. "..
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Catalogue: GRDC Media
Reports of growers treating stripe rust in moderately resistant wheat varieties have sparked significant concern from leading cereal pathologist, Dr Steven Simpfendorfer... There have been a number of reports of growers being advised to treat stripe rust and apply a fungicide to wheat varieties that are moderately resistant to stripe rust to "preserve green leaf area"... Dr Simpfendorfer says there is no evidence that spraying moderately resistant varieties for stripe rust will result in any return on input cost for growers. "..
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