The content of nitrogen, phosphorus and potassium in leaf and fruit of peach applicated with different doses of fertilizers

In this paper results of content of some macro elements in three different varieties of peach: Coronet, Early Redhaven, and Summerset, grafted on vineyard peach and almond rootstocks, are presented. All of three varieties were treated with different NPK - fertilizers and after that, the content of nitrogen, phosphorus and potassium, in leaves and fruits were analysed. The results show that the content of investigated fertilizers is in the content of significantly higher in the leaf than in the fruit. It was found that the differences in examined elements depends on varieties, rootstock and application doses of NPK-fertilizers.