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Chapter
Evaluation of soil tests for predicting pasture response on acid soils to phosphate supplied in water soluble and sparingly soluble forms
A range of soil tests, (moderately alkaline extractions of Olsen and Colwell, acid extractions of Truog and Bray and an anion exchange resin, with and without a cation exchange resin) were assessed for their a...
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Chapter
Liming effect of reactive phosphate rocks: A laboratory evaluation
A laboratory incubation study evaluated the liming properties of North Carolina (NC) and Arad phosphate rocks (PRs). Application of these two reactive phosphate rocks (RPRs) to topsoil samples of a Typic Albaq...
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Article
Elevated CO2 effects on carbon and nitrogen cycling in grass/clover turves of a Psammaquent soil
Effects of elevated CO2 (525 and 700 μL L−1), and a control (350 μL L−1 CO2), on biochemical properties of a Mollic Psammaquent soil in a well-established pasture of C3 and C4 grasses and clover were investigated...
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Article
Estimating seasonal and annual carbon inputs, and root decomposition rates in a temperate pasture following field 14C pulse-labelling
Using a 14C pulse-labelling technique, we studied the seasonal changes in assimilation and partitioning of photoassimilated C in the plant–root–soil components of a temperate pasture. Pasture and soil samples wer...