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Nutrient elements

Potassium and Phosphorus

Diagnosis of potassium deficiency in soybean

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Pages 1947-1953 | Published online: 21 Nov 2008

References

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  • Spear , S. N. , Edwards , D. G. and Asher , C. J. 1979 . Response of cassava (Manihot esculenta Crantz.) to potassium in solution: Critical potassium concentrations in plants grown with a constant or variable potassium supply . Field Crops Res. , 3 : 153 – 168 .
  • Nable , R. O. , Bar‐Akiva , A. and Loneragan , J. F. 1984 . Functional manganese requirement and its use as a critical value for diagnosis of manganese deficiency in subterranean clover (Trifolium subterraneum L. cv. Seaton Park) . Annals of Botany , 54 : 39 – 49 .
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