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FINAL Direct Heading Canola Fact Sheet LR pdf

Plain text source: 
direct heading allows for maximum yields if canola is harvested on time and the header is set-up correctly to avoid shattering... yield losses due to shattering while direct heading are likely to be lower than yield losses associated with windrowing a crop too early, such as a week or more before 40 to 60 per cent of seeds on the main stem have changed colour... Direct heading is not suited to paddocks with significant variations in soil type and/or topography - factors that affect plant-available water and plant maturity...
GRDC Taxonomy: