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pH maps cut the cost of tackling soil acidity
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" Date: 18.01.2016 pH maps cut the cost of tackling soil acidity.. Victorian grower Evan Lewis expects to reduce his expenditure on lime by almost 70 per cent this year through the use of variable-rate technology... Compared with a blanket lime rate of 2.5 tonnes per hectare applied across the Lewis family's property for 13 years, pH mapping will enable Evan to tackle the acidic and sodic imbalance in his soils with lime rates ranging from just 1.2 to 2.1t/ha in 2016...
GRDC Research Summaries