Sap

  • Black oily spots are physiological disorder. The sap dripping from the tree that appears after use in automatic irrigation or heavy rains following a dry period that leads to the growth of sooty mold on the tree.
  • Black oily spots are physiological disorder. The sap dripping from the tree that appears after use in automatic irrigation or heavy rains following a dry period that leads to the growth of sooty mold on the tree.