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Different plant hormones and their different concentration ratios have different effects on the callus of Halenia elliptica D.
结论不同培养条件对椭圆叶花锚愈伤组织的诱导有不同的影响,其中以无菌苗的茎段为外殖体易形成愈伤组织。
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Don.methodswith the stem of sterile seedling and fresh plants as exophyte, ms as a basic medium, 6-ba and naa hormone were adopted as the experimental variables.resultsms +1.0 mg / l 6-ba +1.0 mg / l naa induced the best effect of callus; higher concentrations of 6-ba with high concentrations of naa made callus densification and higher rate.conclusion different plant hormones and their different concentration ratios have different effects on the callus of halenia elliptica d.
方法以椭圆叶花锚种子培养的无菌苗的茎和新鲜植株的茎段为外殖体,ms为基本培养基,分别以6-ba和naa两种植物激素为变量进行实验研究。结果ms培养基+1.0 mg/l 6-ba+1.0 mg/l naa对诱导椭圆叶花锚愈伤组织的形成效果最佳;高浓度的6-ba配合较高浓度的naa诱导的愈伤组织致密,出愈率高。
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The main results are as follows: The succeed rate of establishing explant are higher when adopting dormant caudexes segment to be material of rapid propagation of pear species.
主要结果如下:采用休眠枝茎段作为梨品种组培快繁的材料来建立外殖体的成功率较高。
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hormogonium:连锁体,藻殖段
hormocysts 藻殖孢子 | hormogonium 连锁体,藻殖段 | hormone 激素
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Chroococcus:色球藻属
藻殖段是由于丝状体中某些细胞的死亡,或形蓝藻约有150 属,1500 种,全部包括在蓝藻纲(Cyanophyceae)中,一(一)单细胞或群体类型的代表1.色球藻属(Chroococcus)属于色球藻目.
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erythrocytic stage:红细胞内期
而迟发型子孢于则需经过一段较长的休眠状态后才开始发育,可能是间日疟潜伏期有长有短,复发有近期或远期的根本原因.2.红细胞内期 裂殖子侵入红细胞,开始红细胞内期(Erythrocytic stage)的发育.经过滋养体和裂殖体各发育期,
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Hormogonales:段殖体目
密囊管孢藻 Ch. confervicola | 段殖体目 Hormogonales | 蒴链藻科 Capsosiraceae