Acta Academiae Agriculturae ac Technicae Olstenensis. Agricultura > 1994 > 57 > 91-99
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journal ISSN : | 0860-2832 |
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Bibliography
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1.Baerug, R., 1977, Nitrogen, potassium, magnesium and sulphur fertilization of forage in South-eastern Norway. I. Dry matter yield and soil analysis. Forskn. Fors. Landbr., 18: 533-548.
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2. Bear, F.E., S.J. Toth, 1948, Influence of calcium on ovaila- bility of other soil cations. Soil Sci., 65: 69-75.
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3. Draycott, A.P., M.J. Durrant, 1971, Plant and soil magnesium in relation to response of sugar beet to magnesium applications. J. of the Int. Inst. for Sugar Beet Research, 5: 129-135.