Spatial and temporal patterns of root ac
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A. H. Fitter
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Article
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1986
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Springer-Verlag
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English
β 568 KB
The time and depth of activity of a number of co-existing grassland plants was measured using a technique involving the simultaneous injection to different depths in soil of 3 chemical tracers - Li, Rb and Sr. Root activity at a particular depth was assessed from the concentration of each tracer in