白菜型春油菜花芽分化研究

作物学报 ›› 1990, Vol. 16 ›› Issue (01): 83-90.

白菜型春油菜花芽分化研究

丁秀琦

青海大学农学系

收稿日期:1989-06-12 修回日期:1989-11-02 出版日期:1990-01-12 网络出版日期:1990-01-12

Studies on the Floral Buds Differentiation in Spring Rapes (Brassica campestris L.)

Ding Xiuqi

Department of Agriculture; Qinghai University

Received:1989-06-12 Revised:1989-11-02 Published:1990-01-12 Published online:1990-01-12

摘要/Abstract

摘要： 通过石蜡切片结合光学解剖镜观察分析,发现青海省小油菜(Brassica campestris L.)花芽花器分化为向心分化顺序。即按花芽原基、花萼、花瓣原基、雄蕊及心皮的先后顺序依次进行分化。根据这个顺序及花芽分化的其它特性,将花芽分化过程划分为八个时期:1.花芽分化准备期;2.花芽原基形成期;3.花萼形成期;4.花瓣原基形成期;5.雄蕊

关键词: 白菜型春油菜, 花芽分化, 花瓣原基

Abstract: The differentiation of floral buds of spring rape(Brassica campestris L.)in QinghaiProvince was studied in the past five years.According to the investigation of paraffin section and directed observation under optical dissection microscope,it was found that thedifferentiation of the floral organ of s

Key words: Spring rapeseed（Brassica campestris L.）, Differentiation of floral bud, Petaline primordium, Size of floral bud

丁秀琦. 白菜型春油菜花芽分化研究[J]. 作物学报, 1990, 16(01): 83-90.

Ding Xiuqi. Studies on the Floral Buds Differentiation in Spring Rapes (Brassica campestris L.)[J]. Acta Agron Sin, 1990, 16(01): 83-90.

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