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spring variety

Catalogue: GRDC Media
In recent years there has been a tendency to move some earlier maturing varieties into earlier sowing times, increasing frost risk at flowering... Research Agronomist with Howqua Consulting, Dr Peter Martin, told growers and agronomists attending the recent Grains Research and Development Corporation (GRDC) Northern Grains Research Updates that there had been a tendency to move some earlier maturing varieties into earlier sowing times in recent years, increasing frost risk at flowering... "Understanding how and why varieties fall into certain classifications and then matching sowing date can have a significant impact on frost risk management and crop production and profitability."..
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Catalogue: GRDC Media
According to Dr Martin, the relative maturity of varieties is controlled by responses to photoperiod, vernalisation and what researchers refer to as "earliness per se"... Based on the response of varieties to vernalisation and photoperiod, wheats are categorised as either a winter, facultative spring or spring wheat, and within each category there is a range in flowering dates between varieties... "Understanding how and why varieties fall into certain classifications and then matching sowing date can have a significant impact on frost risk management and crop production and profitability."..
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