Dris formulas for evaluation of nutritional status of cupuaçu trees.
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DRIS, anDiagnosis and Recommendation Integrated System, is a tool toevaluate the nutritional status of plants. Different DRIS formulas have beenproposed to improve the efficiency of the crop nutrition diagnoses. The objectiveof this study was to compare the nutritional diagnosis of the formulas of Beaufils (1973), of Jones (1981) and of Elwali and Gascho (1984), based on the degree of agreement in commercial orchards of Theobrama grandiflorum trees.
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Cupuassu, Normas DRIS, Leaf analysis, Análisis foliar, Análisis estadístico, Estatus nutricional, Fertilidad del suelo, Nutrición de las plantas, Sistema integrado de formulación evaluación y monitoreo, Nutrição vegetal, Cupuaçu, Theobroma grandiflorum, Estado nutricional, Análise foliar, Fertilidade do solo, Análise estatística, Plant nutrition, Nutritional status, Soil fertility, Statistical analysis, Diagnosis and Recommendation Integrated System