The application of rapid chemical tests to the diagnosis of mineral deficiencies in horticultural crops. II. Crops grown at various centres

Nicholas, D.J.D.

J. Hort. Sci 24: 106-122


DOI: 10.1080/00221589.1948.11513682
Accession: 013860853

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That rapid chemical tissue tests are of particular value when visual symptoms are difficult to interpret was demonstrated in the following complex nutritional disorders: (a) acidity complex in potato when K, Mg, Ca, P and N deficiencies and Mn toxicity occurred together; (b) K deficiency and Cl toxicity in black and red currant; (c) K and Mg deficiencies in apples.