Cork location is a typical apple tree sickness connected with a lack of calcium. Cork location looks like discolored dimples on apples. This fruit disorder affects the looks of apples. Blossom conclude rot appears like a slimy black lesion around the blossom end with the fruit. This results in fruit https://griffinwrjzs.bloggerswise.com/39160762/calcium-nitrate-fertilizer-binh-duong-things-to-know-before-you-buy