1950
DOI: 10.1590/s0006-87051950001100002
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O farelo de torta de algodão na adubação da batatinha

Abstract: Cotton meal was studied as a source of nitrogen for Irish potatoes in six trials carried out in five localities of the State of São Paulo. Six fertilizer mixtures, containing equal amounts of superphosphate and potassium sulphate, and varying proportions of cotton meal and ammonium sulphate, were compared. The results of these tests indicated that the two sources of nitrogen increased the potato yield ; and that when the amount of soil moisture is satisfactory, nitrogen may be supplied… Show more

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Cited by 6 publications
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