NOTA
Respostas da soja à calagem e a adubações minerais com fósforo e potássio em solo Latossolo Roxo
Responses of soybeans to lime, phosphorus and potassium application on a Red Latosol
H. A. A. Mascarenhas; S. Miyasaka; Toshio Igue; E. S. Freire*; Guido di Sordi
SUMMARY
The responses of soybeans to increasing doses of magnesian lime, phosphorus and potassium were tested for two nonconsecutive years (1965-66, 1967-68) on a red latosol area with pH 5.5, repeatedly fertilized with NPK in the previous crops. In the first year (1965-66) only lime increased the yield; in the second year (1967-68), however, the effect of potassium, as well as that of lime, was positive and linear. No appreciable response to phosphorus was obtained.
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Recebida para publicação, em 6 de agosto de 1969.
Datas de Publicação
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Publicação nesta coleção
24 Mar 2009 -
Data do Fascículo
Jan 1969