1. Manganese deficiency symptoms in Spathiphyllum;Broschet;HortScience,1986
2. Competition between phosphate and the plant for Fe from Fe2+ ferrozine;Brown;Agron. J.,1972
3. Determination of constant-feed liquid fertilization rates for Spathiphyllum “Petite” and Dieffenbachia “Camille”;Campos;J. Environ. Horti.,1993
4. Chase, A.R., 1997. Foliage Plant Diseases. APS Press, MN, pp. 78–81.
5. Dickey, R.D., Joiner, J.N.,1966. Identifying deficiencies in foliage plants. Sou. Flor. Nurseryman 79, 38 and 42–43.