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竹柏染色体数目和形态
邹琦丽;
广西植物研究所
摘要:
本文对竹柏(Podocarpus nagi(Thb.)Zoll.et Moritz.ex Zoll.)的染色体组型进行了初步观察。观察结果:染色体数目2N=29;染色体长度变化在3.32—6.21微米之间;其相对长度的变动范围是5.29—9.90%;臂比表明有6对染色体具有中部着丝点,7对染色体具有近中部着丝点,其中有2个随体。
关键词:  竹柏  染色体组型  近中部着丝点  变动范围  染色体制片  随体  二氯苯溶液  砂培  樟油  固定液  
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