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magnesium

Catalogue: GRDC Media
Dr Bell says several studies have shown a response to magnesium and/or sodium supplement in sheep grazing forage wheat, but the response in cattle has previously received little validation... One paddock was supplemented with a mix of Causmag (MgO):Salt (NaCl) and cracked grain at an allowance of 140 grams/head/day... Dr Bell says growers should provide stock with a mixture of 1:1 Causmag (MgO):Salt (NaCl) at an allowance of 20 grams/head/day for sheep and 140g/head/day for cattle...
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Catalogue: GRDC Updates
In a survey conducted in 2011 of sheep producers in the mixed-farming zone of the Hume Livestock Health and Pest Authority (LHPA) in southern NSW, 42% of respondents identified that they had grazed late pregnant or lambing ewes on dual-purpose wheat during the period 2005-2010... Given the above statistics, there is both a perception and a reality of the potential for high losses in reproducing ewes grazing dual-purpose wheat... In a field trial in 2010 with lambing merino ewes on a wheat crop near Balldale in southern NSW we observed only a 1% mortality rate in ewes grazing dual-purpose wheat...
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Catalogue: GRDC Updates (North)
The availability of shallow nutrient reserves can be severely compromised by dry soil in those layers during critical uptake periods, while deep-sowing techniques can place seed at the bottom of, or even below, the soil layers upon which fertiliser recommendations were derived... The capacity of the plant to take up potassium is not directly related to potassium in solution... The frequency distribution for the 810 trials evaluated...
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Catalogue: GRDC Updates (South)
The availability of shallow nutrient reserves can be severely compromised by dry soil in those layers during critical uptake periods, while deep-sowing techniques can place seed at the bottom of, or even below, the soil layers upon which fertiliser recommendations were derived... The capacity of the plant to take up potassium is not directly related to potassium in solution... The frequency distribution for the 810 trials evaluated...
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Catalogue: Nuffield Scholar Reports
The system may allow continual cropping but it does not really allow the soil to fully recover... I always believed that wild radish germinated because we cultivated the soil... If we are going to use plants to improve our soil structure then we need those plants to grow at their maximum potential...
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