Westerhof, R., Silva, J. d., Ayarza, M. A., & Zech, W. (1999). Phosphorus fractions under different land-use systems in oxisols of the Brazilian cerrados. International Center for Tropical Agriculture.
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Chicago Style (17th ed.) Citation
Westerhof, R., J.E. da Silva, Miguel Angel Ayarza, and W. Zech. Phosphorus Fractions Under Different Land-use Systems in Oxisols of the Brazilian Cerrados. International Center for Tropical Agriculture, 1999.
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MLA (9th ed.) Citation
Westerhof, R., et al. Phosphorus Fractions Under Different Land-use Systems in Oxisols of the Brazilian Cerrados. International Center for Tropical Agriculture, 1999.
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Warning: These citations may not always be 100% accurate.