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Showing 1 to 1 of 1 for “"subsoil fertility"”.
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Uptake of Sulphur-35 by pasture plants from different depths in two Canterbury soils under field conditions : A dissertation submitted in partial fulfilment of the requirements for the Degree of Bachelor of Agricultural Science (Honours) in the University of Canterbury
… radioisotope tracers have suggested that the subsoil is an important source of plant nutrients. However, soil tests in New Zealand are usually made on samples from the top 15cm or so and no information is obtained concerning the subsoil fertility and its possible contribution to plant …