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Material Type: Artigo
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Effect of nitrogen fertilization and cropping system of the reference crop on estimation of N2 fixation by vetch using 15N methodologyPapastylianou, I. (Agricultural Research Inst., Nicosia (Cyprus)) ; Danso, S.K.APlant and soil, 1989-02, Vol.114 (2), p.227-233 [Periódico revisado por pares]Dordrecht: Kluwer Academic PublishersTexto completo disponível |