GRDC Grains Research Update Derrinallum 2019
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• Across 95 paddocks within the low, medium and high rainfall zones of central NSW, the average canola establishment was 48%, and ranged from 17% to 86%. • Seed size was the main differentiating factor that improved canola establishment. • Other key agronomic factors for improved canola establishment were stubble removal, reduced sowing speed, sha...
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• Safflower is a winter/spring growing crop that is: o heat and drought tolerant, o moderately tolerant of sodic and saline soils, o suited to both dryland and irrigation farming systems, o low input, low maintenance and easy to grow, and; o has machinery requirements similar to cereal /canola production. • Super high oleic safflower has been devel...
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• Adult European earwigs are present all year, but eggs and juvenile earwigs are only present from April to November. • European earwigs can cause significant damage to canola, lucerne, lupins and in some cases, lentils. • The potential for damage to emerging crop seedlings by adult European earwigs exists, although it is dependent upon the timing ...
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• In the southern high rainfall zone (HRZ), harvest weed seed control (HWSC) is likely to capture 30% of annual ryegrass (ARG) seeds compared to around 70% in other regions of Australia (Walsh et al 2014). Therefore, HWSC will assist ARG control but cannot be relied upon to dramatically reduce weed seedbanks. • It is difficult to increase the effi...
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