Fungicide-free management of Alternaria leaf blotch and fruit spot on apple indicates Alternaria spp. as secondary colonizer

Raw data of the article: "Fungicide-free management of Alternaria leaf blotch and fruit spot on apple indicates Alternaria spp. as secondary colonizer", DOI: 10.1038/s41598-023-35448-2

Leave_blotch_Fruit_spot_with_S_mix: data of the field experiment with the effect of sulfate-mix on leaf blotch and fruit spots ("mean_area" refers to % necrotic area of the leaves, "mean_spot" refers to the mean number of fruit spots)