Methods of measuring available nutrients
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D. Walmsley; I. S. Cornforth
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Article
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1973
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Springer
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English
โ 423 KB
Nine methods of measuring available soil P have been compared using drym a t t e r yield response and P uptake data from maize grown on 155 W e s t Indian soils in greenhouse experiments. O 1 s e n's (0.5N NaHCO3) method gave the best estimates of available P and was also least sensitive to changes