• 제목/요약/키워드: Bundle sheeath

검색결과 1건 처리시간 0.014초

맹종죽의 죽령별 조직 현미경적 관찰 (Microscopic Observation of Moso bamboo(Phyllostachys pubescens Mazel) with Various Ages)

  • 윤승락
    • 펄프종이기술
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    • 제42권2호
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    • pp.27-34
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    • 2010
  • To obtain the basic information for the use of bamboo, the anatomical characteristics of moso bamboo shoots, and 20-day-old, 60-day-old, one-year-old, and two-year-old moso bamboo were observed by using polarizing microscope. The cross section showed that the bamboo shoots consists of the early stage of cell formation, atactostele, parenchyma, and bundle sheath was formed in 20-day-old moso bamboo, and all cells completely formed in 60-day-old moso bamboo. The tissues in one-year-old moso bamboo appeared to be completely matured. On the tangential surface, no atactostele was observed in the bamboo shoot, but metaxylem, parenchyma, and bundle sheath were found. atactostele and parenchyma appeared to be formed between 20 and 60 days. All tissues and cells were totally formed and the cell wall of parenchyma were completely matured after one year. The metaxylem in bamboo shoots was observed to have pits, which means that it could be the tissues first formed of all bamboo cells.