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Catalogue: GRDC Media
The arrival of the previously undetected Russian Wheat Aphid (RWA) in the southern cropping region has heightened the need for correct identification of aphid species present in this year's crops... The publication now includes information on RWA which was detected in Australia for the first time in May this year and is now established in a number of cropping regions in South Australia and Victoria... Identification of crop aphids is very important when making control decisions and the Back Pocket Guide is designed to assist growers and agronomists in their efforts to correctly identify species observed in crops, this year and beyond...
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Catalogue: GRDC Media
To support growers and their advisers in identifying aphid species, the Grains Research and Development Corporation (GRDC) has updated its popular Crop Aphids Back Pocket Guide... Identification of crop aphids is very important when making control decisions and the Back Pocket Guide is designed to assist growers and agronomists in their efforts to correctly identify species observed in crops, this year and beyond... Many aphid species also transmit viruses through their sap-sucking mouthparts, leading to the largest impacts on crop yields...
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Catalogue: Nuffield Scholar Reports
Maintaining yield and quality in certified orchards organic apple.. Jason Jarvis Maximizing profitability when going Organic 11 - The use of shading to encourage apple trees to shed a percentage of their crop is a novel idea which research has shown to have potential... In a summary from the assessment on the 26 th of January 2009 by Jonathon Brookes, Technical Services Manager with Agfirst, the following points are made: BioAg treated trees had a 25% higher average number of fruit per tree (not statistically different due to variability between individual trees) Even with a greater crop load on BioAg treated trees, fruit size was not statistically different...
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