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›› 1982, Vol. 18 ›› Issue (4): 422-424.

• 研究简报 • Previous Articles     Next Articles

OBSERVATION OF BACTERIALIKE ORGANISMS AND MYCOPLASMALIKE ORGANISMS IN MELIA AZEDARACH WITH WITCHES'-BROOM

Jin Kai-xuan,James H.Tsai,Ronelle C.Norris   

  1. Forest Research Institute,Chinese Academy of Forestry;Agricultural Research and Education Center,University of Florida U.S.A.
  • Received:1900-01-01 Revised:1900-01-01 Online:1982-11-25 Published:1982-11-25

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Abstract: A duel infection of mycoplasmalike organisms (MLO)and bacterialike organisms(BLO)was observed in leaf tissue of Melia azedaraoh with witches'-broom symptoms.MLO were present in mature sieve elements of the phloem.BLO appeared to have a Gram-positive type wall structure and were found in tracheary elements of the xylem and in some parenchyma cells.