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Catalogue: Broadacre Field Crops DAFF QLD
" Print the page sitona weevil, Sitona discoideus, scalloped leaf damage Scalloped leaf damage... Larvae feed within or on the root nodules and can cause more serious damage than adults by reducing nitrogen fixation and retarding plant growth... Larvae feed through the winter and early spring to pupate in the soil and emerge as adults in late spring/early summer...
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Catalogue: Broadacre Field Crops DAFF QLD
" Print the page sitona weevil, Sitona discoideus, scalloped leaf damage Scalloped leaf damage... Larvae feed within or on the root nodules and can cause more serious damage than adults by reducing nitrogen fixation and retarding plant growth... Larvae feed through the winter and early spring to pupate in the soil and emerge as adults in late spring/early summer...
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Catalogue: Broadacre Field Crops DAFF QLD
" Print the page sitona weevil, Sitona discoideus, scalloped leaf damage Scalloped leaf damage... Larvae feed within or on the root nodules and can cause more serious damage than adults by reducing nitrogen fixation and retarding plant growth... Larvae feed through the winter and early spring to pupate in the soil and emerge as adults in late spring/early summer...
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Catalogue: GRDC Updates (South)
03 5441 6176 03 5444 4299 admin@orm.com.au CAUTION: RESEARCH ON UNREGISTERED PESTICIDE USE Any research with unregistered pesticides or of unregistered products reported in this document does not constitute a recommendation for that particular use by the authors, the authors' organisations or the management committee... In summary, it could be argued that none of the currently available preemergence herbicides have the required stability in efficacy to become viable alternatives to postemergence group A or imidazolinone herbicides... Overall, 2012 seasonal conditions tended to favour early and mid flowering and maturing varieties...
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Catalogue: GRDC Publications
Weevil larvae possess a small, hardened head capsule... Crop weevils feed on vegetative parts of crop plants including the roots, stems, shoots, buds and leaves... CRoPS attaCkeD anD DamaGe: C anola, lucerne and pasture; A dult weevils feed on leaves, leaving a serrated edge; A dults can cause severe damage in isolated cases where they are high in number, and la rvae chew on plant roots...
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Catalogue: GRDC Publications
Weevil larvae possess a small, hardened head capsule... Crop weevils feed on vegetative parts of crop plants including the roots, stems, shoots, buds and leaves... CRoPS attaCkeD anD DamaGe: C anola, lucerne and pasture; A dult weevils feed on leaves, leaving a serrated edge; A dults can cause severe damage in isolated cases where they are high in number, and la rvae chew on plant roots...
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Catalogue: GRDC Media
Philip Burrill says the combination of good storage hygiene and grain aeration provides growers with powerful tools to maintain grain quality and reduce pest problems... Grain storage specialists say aeration and pest prevention must remain front of mind for those growers with stored grain from the 2015 harvest and are encouraging growers to check storages regularly to ensure grain quality is maintained... During an address to the Gilgandra and Narrabri Updates, Queensland Department of Agriculture and Fisheries (DAF) development agronomist Philip Burrill will outline how the combination of good storage hygiene and grain aeration provides growers with powerful tools to maintain grain quality and reduce pest problems...
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Catalogue: GRDC Media
MANDALOTUS WEEVILS ACTIVE: As Mandalotus weevils become active in parts of South Australia's grain belt, growers are advised that early detection is critical in preventing and reducing damage to germinating crops... According to the South Australian Research and Development Institute (SARDI) Entomology Unit, the weevils have been reported actively feeding in the Murraylands and on Yorke Peninsula... Adults are known to attack seedlings of canola, lentils, beans, cereals, and medic pasture, with canola most susceptible to serious damage," said Mr Perry, whose work is supported by growers and the Australian Government through the Grains Research and Development Corporation's (GRDC) investment in the National Invertebrate Pest Initiative (NIPI). "..
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Catalogue: Broadacre Field Crops DAFF QLD
The images help identify the major groups of soil animals... Line drawings of soil insects ant, soil insect, wingless worker caste, soil insect caterpillar, soil insect, line drawing, has 6 legs at the front and stumpy projections (prolegs) at the rear.. Drawing of an earthworm line drawing, earwig, soil insect, identified by the pincers at the rear of the body..
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Catalogue: Broadacre Field Crops DAFF QLD
The images help identify the major groups of soil animals... Line drawings of soil insects ant, soil insect, wingless worker caste, soil insect caterpillar, soil insect, line drawing, has 6 legs at the front and stumpy projections (prolegs) at the rear.. Drawing of an earthworm line drawing, earwig, soil insect, identified by the pincers at the rear of the body..
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