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widespread damage

Catalogue: Ground Cover
Hart Winter Walk: virus explained to growers.. Ms Davidson explained that when growers first started reporting widespread damage in June it was initially put down to incorrect herbicide use, but as more crops started showing yellowing leaves a different picture emerged... Crops such as chickpeas, lentils and field peas had not emerged when the first round of the virus hit, but Ms Davidson told growers that pulses will also be susceptible to BWYV in spring...
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Catalogue: Ground Cover
Ms Davidson explained that when growers first started reporting widespread damage in June it was initially put down to incorrect herbicide use, but as more crops started showing yellowing leaves a different picture emerged... "If crops show patchy infection it may be necessary to control the aphids to prevent further spread of the virus into unaffected parts of crops during late winter and spring.".. Crops such as chickpeas, lentils and field peas had not emerged when the first round of the virus hit, but Ms Davidson told growers that pulses will also be susceptible to BWYV in spring...
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Catalogue: Broadacre Field Crops DAFF QLD
Adults showing dark bands around the antennae segments... Photo: D Ironside Adult showing tube-like projections at the rear of the body... In eastern Australia, aphids appear to have declined in pest status since the introduction to Australia of bluegreen aphid (BGA) and spotted alfalfa aphid (SAA) in the 1970s when they caused widespread damage...
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Catalogue: Broadacre Field Crops DAFF QLD
Adults showing dark bands around the antennae segments... Photo: D Ironside Adult showing tube-like projections at the rear of the body... In eastern Australia, aphids appear to have declined in pest status since the introduction to Australia of bluegreen aphid (BGA) and spotted alfalfa aphid (SAA) in the 1970s when they caused widespread damage...
Related categories:
Catalogue: Broadacre Field Crops DAFF QLD
Adults showing dark bands around the antennae segments... Photo: D Ironside Adult showing tube-like projections at the rear of the body... In eastern Australia, aphids appear to have declined in pest status since the introduction to Australia of bluegreen aphid (BGA) and spotted alfalfa aphid (SAA) in the 1970s when they caused widespread damage...
Related categories: