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The benefits of rebuilding lost soil carbon

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Dr Baldock said practices to increase soil carbon included: enhancing the proportion of perennial vegetation in pastures or conversion of paddocks or portions of paddocks that continually give negative returns to perennial vegetation; increasing the retention of crop residues, reduced stocking rates and increased use of green manure crops to return more plant material and biologically fixed nitrogen to the soil; and optimising farm management inputs and other management practices to maximise water use efficiency and maximise the addition of crop/pasture derived carbon to the soil... "There is no doubt that soils could potentially hold more carbon," he said... "To gain a true appreciation of the potential economic gains associated with a soil carbon increase, the affect on soil productivity and subsequent product yields should be incorporated into the economic analysis," he said...
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