๐Ÿ“ข Too many exams? Donโ€™t know which one suits you best? Book Your Free Expert ๐Ÿ‘‰ call Now!

  • google app store apple app store
  • โœ–

      Question

      When were phloem-limited bacteria first observed, and

      which disease did they affect in citrus plants?
      A 1950; Peach phony disease Correct Answer Incorrect Answer
      B 1970; Citrus greening Correct Answer Incorrect Answer
      C 1980; Leaf scald Correct Answer Incorrect Answer
      D 1990; Leaf scorch Correct Answer Incorrect Answer

      Solution

      Citrus greening. Phloem-limited bacteria were first observed in 1970 in citrus plants affected with greenurg disease.

      Practice Next
      ask-question