Volume 32 Issue 5
Sep.  2015
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ZHANG Weihong, WANG Runhui, ZHENG Huiquan, YAN Shu, WEI Ruping, HU Dehuo, ZHI Yuyong, LUO Pingfeng, HUANG Xiaoping, WU Xiongguang, HE Hanbo. Multi-site family trials and selection of superior families for Michelia chapensis[J]. Journal of Zhejiang A&F University, 2015, 32(5): 763-769. doi: 10.11833/j.issn.2095-0756.2015.05.016
Citation: ZHANG Weihong, WANG Runhui, ZHENG Huiquan, YAN Shu, WEI Ruping, HU Dehuo, ZHI Yuyong, LUO Pingfeng, HUANG Xiaoping, WU Xiongguang, HE Hanbo. Multi-site family trials and selection of superior families for Michelia chapensis[J]. Journal of Zhejiang A&F University, 2015, 32(5): 763-769. doi: 10.11833/j.issn.2095-0756.2015.05.016

Multi-site family trials and selection of superior families for Michelia chapensis

doi: 10.11833/j.issn.2095-0756.2015.05.016
Funds:

广东省林业科技创新专项资金资助项目(2013KJCX001-07);国家林业局重点资助项目(2003-009-03-L09)

  • Received Date: 2014-11-25
  • Rev Recd Date: 2015-03-09
  • Publish Date: 2015-10-20
通讯作者: 陈斌, bchen63@163.com
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    沈阳化工大学材料科学与工程学院 沈阳 110142

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Multi-site family trials and selection of superior families for Michelia chapensis

doi: 10.11833/j.issn.2095-0756.2015.05.016
Funds:

广东省林业科技创新专项资金资助项目(2013KJCX001-07);国家林业局重点资助项目(2003-009-03-L09)

Abstract: To select superior families of Michelia chapensis, trials on two families were carried out. Random complete block (RBC) design was used with 17 treatments in 2005 and 21 in 2006 and 10 replications. Analyses included an ANOVA, a correlation analysis, and a principal component analysis. Results from the ANOVA indicated that for the two families growth traits and quality traits were highly significant (P = 0.01). The correlation analysis revealed a significant positive correlation (P = 0.05) among growth traits (r = 0.40-1.00), among most quality traits (r = 0.29-0.73), and between growth and quality traits (r = 0.27-0.84). For the two trials family heritability reached the medium level (h2=0.09-0.64 and 0.41-0.81). Also, differences in genetic gain were large with volume having the greatest genetic gain, (as high as 11.35% and 34.91% when selective ratio is 10%). The realized volume gains between 11.73% and 29.24%. Four superior families suitable for timber and three superior families suitable as ornamentals were selected. [Ch, 2 fig. 7 tab. 15 ref.]

ZHANG Weihong, WANG Runhui, ZHENG Huiquan, YAN Shu, WEI Ruping, HU Dehuo, ZHI Yuyong, LUO Pingfeng, HUANG Xiaoping, WU Xiongguang, HE Hanbo. Multi-site family trials and selection of superior families for Michelia chapensis[J]. Journal of Zhejiang A&F University, 2015, 32(5): 763-769. doi: 10.11833/j.issn.2095-0756.2015.05.016
Citation: ZHANG Weihong, WANG Runhui, ZHENG Huiquan, YAN Shu, WEI Ruping, HU Dehuo, ZHI Yuyong, LUO Pingfeng, HUANG Xiaoping, WU Xiongguang, HE Hanbo. Multi-site family trials and selection of superior families for Michelia chapensis[J]. Journal of Zhejiang A&F University, 2015, 32(5): 763-769. doi: 10.11833/j.issn.2095-0756.2015.05.016

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