香茅草离体快繁体系的建立

Agricultural Research and Application(2022)

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Abstract
以香茅草地下茎段为外植体,研究了不同基本培养基和植物生长调节剂组合对芽诱导、增殖和生根的影响.结果表明:适于香茅草芽诱导的培养基为WPM+6-BA 1.0 mg·L-1+NAA 0.1 mg·L-1,芽诱导率可达81.1%;适于芽增殖的培养基为WPM+6-BA 2.5 mg·L-1+NAA 0.4 mg·L-1,增殖倍数达5.0;适于生根的培养基为1/2 WPM+IBA 0.5 mg·L-1+IAA 1.0 mg·L-1,生根率达95.8%,平均根条数5.5;经炼苗后移栽至椰糠基质中,成活率为98%.
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