1. Studies on the standard range of apple leaf nutritional elements in Shanxi Province;An;Acta Horticulturae Sinica,2004
2. Chlorophyll bound magnesium in consumed vegetables and fruits relevance to magnesium nutrition;Bohn;Food Science,2004
3. Leaf Analysis of Deciduous Fruit;Bould,1966
4. Changes of sugar and acid constituents in apricot during fruit development;Chen;Acta Horticulturae Sinica,2006
5. The influence of mineral fertilization on apple quality;Claudia;Bulletin of the University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca Agriculture,2012