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Crop plant nutrition

Fertilizer use efficiency

Modified DRIS method for simplified nutrient diagnosis of ‘valencia’ oranges

Pages 1401-1408 | Published online: 21 Nov 2008

References

  • Beaufils , E. R. 1973 . Diagnosis and Recommendation Integrated System (DRIS) . Soil Sci. Bul. , : 1 Univ. of Natal, Pietermaritzburg, South Africa
  • Sumner , M. E. 1977 . Use of the DRIS system in foliar diagnosis of crops at high yield levels . Commun. Soil Sci. Plant Anal. , 8 : 251 – 268 .
  • Beverly , R. B. , Stark , J. C. , Ojala , J. C. and Embleton , T. W. 1984 . Nutrient diagnosis of ‘Valencia’ oranges by DRIS . J. Amer. Soc. Hort. Sci. , 109 (5) : 649 – 654 .
  • Jones , C. A. 1981 . Proposed modifications of the Diagnosis and Recommendation Integrated System (DRIS) for interpreting plant analyses . Commun. Soil Sci. Plant Anal. , 12 : 785 – 794 .
  • Kenworthy , A. L. 1973 . “ Leaf analysis as an aid in fertilizing orchards ” . In Soil Testing and Plant Analysis , Edited by: Walsh , L. M. and Beaton , J. D. 381 – 392 . Madison, WI : Soil Sci. Soc. Am. .
  • Embleton , T. W. , Jones , W. W. and Coggins , C. W. Jr. 1973 . Aggregate effects of nutrients and gibberellic acid on ‘Valencia’ orange crop value . J. Amer. Soc. Hort. Sci. , 98 (3) : 281 – 285 .
  • Embleton , T. W. , Jones , W. W. and Platt , R. G. 1978 . “ Leaf analysis as a guide to citrus fertilization ” . In Soil and plant tissue testing in California , Div. of Agric. Sci. Bul. 1879 Edited by: Reisenauer , H. M. 4 – 9 . Univ. of Calif. .

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