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Catalogue: GRDC Media
For grain growers who thought they were already shovelling out the nitrogen every year, 's a sobering thought... Dr Angus says the rate of decrease appears to be linear over 10 to 30 years but after about 50 years, turns out to be curved and soil N eventually flat-lines... Dr Angus says it is likely that gross margins underestimate the profitability of the mixed pasture-crop system by not accounting for other synergies between pastures and crops...
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Catalogue: GRDC Media
For grain growers who thought they were already shovelling out the nitrogen every year, 's a sobering thought... Dr Angus says the rate of decrease appears to be linear over 10 to 30 years but after about 50 years, turns out to be curved and soil N eventually flat-lines... Dr Angus says it is likely that gross margins underestimate the profitability of the mixed pasture-crop system by not accounting for other synergies between pastures and crops...
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Catalogue: GRDC Updates
Sustaining herbicide effectiveness in the WA grain belt - a tactical and integrated approach.. Despite Western Australia (WA) being seen as "the home of herbicide resistance", most farmers (those who haven't listened to their accountants to minimise income tax) are still making money and have maintained reasonable equity in their farm business... There are no easy answers to herbicide resistance as has been shown in this paper, the problem is getting far worse with the spread of resistance to glyphosate and development of multiple resistances, particularly in broadleaved weeds such as wild radish...
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