楸树良种‘云朵楸’

doi:10.11707/j.1001-7488.20140625

Scientia Silvae Sinicae ›› 2014, Vol. 50 ›› Issue (6): 187-187.doi: 10.11707/j.1001-7488.20140625

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An Elite Variety of Catalpa bungei ‘Yunduo’

Ma Wenjun¹, Wang Junhui¹, Zhang Shougong¹, Zhao Kun², Jiao Yunde²

1. Key Laboratory of Tree Breeding and Cultivation of State Forestry Administration Research Institute of Forestry, Chinese Academy of Forestr, Beijing 100091;
2. Luoyang Academy of Agriculture and Forestry Sciences Luoyang 471023

Received:2014-01-07 Published:2014-07-07
Contact: 王军辉

Abstract

Abstract: Catalpa bungei ‘Yunduo’ is a new flower variety with highly ornamental value, which is selected through natural choose and can be reproduced by grafting and cutting. This variety can be flowering 4 years after of forestation; flower number can get stabilization 6 years after afforestation. The flower is whiter and more pure than the control (Catalpa bungei ‘Dayejinsiqiu’), with umbel, single tidbits with 6-20 flowers and is about 10 more than the control; Florescence is during April 25 to May 10, 5-7 days later than the control, but flowering duration is 5 days longer than the control. This variety with the characteristics of unique flower color, large flower number and strong resistance and so on, is pretty suitable for garden flower planting.

Key words: Catalpa bungei, elite variety, selecting & breeding

CLC Number:

S722.3

Ma Wenjun, Wang Junhui, Zhang Shougong, Zhao Kun, Jiao Yunde. An Elite Variety of Catalpa bungei ‘Yunduo’[J]. Scientia Silvae Sinicae, 2014, 50(6): 187-187.

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An Elite Variety of Catalpa bungei ‘Yunduo’

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