Apple Peel Biochemical Changes after Foliar Application of Combined Boron and Calcium II. Photosynthetic Pigments, Total Peroxides and Photochemical Efficiency Author/Editor(s): Mwije, A.Hoffman, E. W. Lötze, E. Date of publication: 2020Other Papers, Posters and Presentations Read more about Apple Peel Biochemical Changes after Foliar Application of Combined Boron and Calcium II. Photosynthetic Pigments, Total Peroxides and Photochemical Efficiency