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Original Articles

Leaf analysis in the assessment of nutritional status of apple trees

II. The variation in leaf nitrogen, phosphorus, potassium, magnesium, and calcium between commercial orchards

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Pages 383-388 | Received 15 Jun 1962, Published online: 16 Jan 2012

References

  • Association of Official Agricultural Chemists . 1955 . Official methods of analysis , 8 , 102 Washington : A.O.A.C. . 1,008 pp.
  • Emmert , F. H. 1955 . Storrs Agric. Exp. Sta. Bult. , 317 : 18

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