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Potassium releasing and supplying power of selected yellow grey earth soils of New Zealand : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Soil Science at Massey University

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Figure

Fig. 5.1
Fig. 6.7
Table 9.2 Kc rating and measured Kc and QTK values of 19 soils .
Fig. 2.4 K Dry matter response to fertiliser (Smith et aI. ,  1 978)
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