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합성옥신물질 5,6-Cl_(2)-IAA에 의한 사철나무와 주목 녹지삽수의 발근촉진
權宇生,崔光泰,加藤彰一,李政明 경희대학교 부설 식량자원개발연구소 1992 硏究論文集 Vol.13 No.-
The promotive effect of rooting with a newly developed synthetic auxin, 5, 6-dichloro-indole acetic acid (5, 6-Cl_(2)-IAA), was investigated with softwood cuttings of Euonymus japonicus Thunb, and Taxus cuspdata Sieb. et Zucc. Dipping the basal end of cuttings in 5, 6-Cl_2-IAA solutions of different concentrations enhanced the rooting of Euonymus japonicus cuttings in sand medium under mist propagation bench. Treatment of 100 ppm 56-Cl_2-IAA was more effective than IBA treatment at the same concentration. In Tuxus cuspidata,, significant rooting promotion was obtained with 10- 100 ppm basal dippings in solutions of both 5, 6-Cl_(2)-IAA and IBA. However, the root elongation appeared to be promoted by low concentrations of 5,6-CL-IAA as compared to that of IBA treated cuttings.