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background soil fertility

Catalogue: GRDC Research Summaries
Crop nutrient budgets for grain and cotton crops in the northern region are consistently negative for most, if not all, nutrients... The balance of nutrients removed in harvested product is coming from the background soil fertility in both organic (primarily N and S) and inorganic (P, K and other cations) forms... Current commercially available soil tests for both P and K are correlated with the immediately plant-available nutrient pools, so the background soil nutrient reserves are undetected and there is.....
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Catalogue: GRDC Research Summaries
Crop nutrient budgets for grain and cotton crops in the northern region are consistently negative for most, if not all, nutrients... The balance of nutrients removed in harvested product is coming from the background soil fertility in both organic (primarily N and S) and inorganic (P, K and other cations) forms... Current commercially available soil tests for both P and K are correlated with the immediately plant-available nutrient pools, so the background soil nutrient reserves are undetected and there is.....
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