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山苦茶扦插繁殖技术

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以五指山野生的1~2年生的山苦茶木质化枝条为扦插材料,利用不同浓度(100、400、800mg/L)的根旺、IBA、NAA、IAA浸泡3类插穗(长度都约为10 cm,直径分别为0.20~0.40、0.45~0.70、0.75~1.00cm)基部,时间为0.5、2.0、8.0 h;扦插基质为河沙.结果表明,不同处理间扦插生根率和生根数与对照组相比,均存在显著差异,以直径为0.45~0.70 cm的插穗的插条的生根效果最好;单一生长调节剂的处理中,以根旺及IBA的效果最好,生根率达到50%以上;不同浓度的生长调节剂处理中以800mg/L的IBA效果最好,生根率达到60%,生根条数13条;3种处理时间中以0.5 h的生根效果最好.
Cutting Propagation of Mallotus furetianus (Miq.) Muell.Arg
Mallotus furetianus is a wild tea plant of great development value.Cutting propagation of M.furetianus was conducted with young lignified shoots (1~2 years old)of M.furetianus naturally grown in Wuzhishan as the cutting material and sand as the culture medium.The shoot fragments of different size (length of about 10 cm,diameter of 0.20~0.40, 0.45~0.70, 0.75 ~1.00 cm) were soaked in Gen Wang, IBA, NAA, IAA using different concentrations (100, 400, 800 mg/L)of different time(0.5, 2.0 and 8.0 h).The results showed that the treatments of the cuttings with length of about 10 cm and diameter of 0.45~0.70 cm produced the best results; the highest rooting rates (50% or more)produced with Gen Wang or IBA; Of the different concentrations of growth regulator treatments, 800 mg/L of IBA was optimal with the rooting rate of 60% and average root number of 13; and the best rooting treatment was dipping or soaking the base of cuttings in the solutions for 0.5 h.

Mallotus furetianusCutting propagationNAAGenwangRooting

梁柳、王和飞、刘进平

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海南大学农学院,海南儋州571737

琼州学院生物科学与技术学院,海南五指山572200

山苦茶 扦插繁殖 NAA 根旺 生根

海南省自然科学基金

309024

2011

热带作物学报
中国热带作物学会

热带作物学报

CSTPCDCSCD北大核心
影响因子:0.807
ISSN:1000-2561
年,卷(期):2011.32(2)
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