Studies on Morphological Diferentiation of Floral Buds in Chinese Cabbage

ACTA HORTICULTURAE SINICA ›› 2003, Vol. 30 ›› Issue (6): 731-733.

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Studies on Morphological Diferentiation of Floral Buds in Chinese Cabbage

Hui Maixia，Gong Zhenhui，Zhang Lugang， Ke Guilan， and Zhang Mingke

(College ofHorticulture，Northwest Sci-Tech University ofAgriculture and Forestry， Yangling 712100，China)

Received:1900-01-01 Revised:1900-01-01 Online:2003-12-25 Published:2003-12-25

Abstract

Abstract: The process of the floral bud differentiation of Chinese cabbage 【Brassica campestris L．ssp．pekinensis(Iour．)Olsson]cuhivars was divided into three stages：the vegetative growth stage，apical cone extension stage and noral bud pfimordium differentiation stag e． Forthmore， the third stage Was divided into three phases： the sepal differentiation phase， stamen and pistil diferentiation phase an d petal differentiation phase．Lateral branch diferentiation order Was in a basipetal sequence．The diferentiation of floral bud in early mature cultivars Was earlier than late ones．

Key words: Chinese cabbage, Bolting, Floral bud morphological diferentiation period

CLC Number:

S 634

Hui Maixia;Gong Zhenhui;Zhang Lugang;Ke Guilan;and Zhang Mingke. Studies on Morphological Diferentiation of Floral Buds in Chinese Cabbage[J]. ACTA HORTICULTURAE SINICA, 2003, 30(6): 731-733.

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Studies on Morphological Diferentiation of Floral Buds in Chinese Cabbage

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