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摘除花果对岑溪软枝油茶春梢生长的影响
谢金兰
广东省梅州市林业科学研究所
摘要:
对岑溪软枝油茶采穗圃进行控花控果对比试验,结果表明:摘除花果能促进采穗圃春梢早发芽,春梢的梢枝数、小枝长和小枝基径分别比对照增加7.03%~31.30%、32.63%~64.20%和31.12%~36.47%;摘除花果对不同品系油茶春梢的影响也不同,摘除花果对无性系3有较好的促进作用,而对无性系1和无性系2的效果不如无性系3;对油茶进行控花控果在阴坡的效果好于阳坡。
关键词:  摘除花果 油茶采穗圃 春梢 影响
DOI:
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基金项目:1.广东省林业局项目“油茶高级采穗圃营建与管理技术规程”课题(2010-DB-17);2.梅州市科技局“软枝油茶优良无性系采穗圃的营建与管理技术研究”课题(2009A08)。
The Impact of Removal of Flowers and Fruits on Branch Growth \=of Camellia oleifera in Spring
Xie Jin-Lan
Abstract:
The efficiency of removal of flowers and fruits (hereafter referred as removal treatment) for promoting branch growth of Camellia oleifera in spring were tested in Meizhou, Guangdong. The results are as follows: the removal treatment make earlier shoots in spring than the control (keep flowers and fruits). Compared with the control, the removal treatment make the numbers of shoot (7.03%~31.30%), the length (32.63%~64.20%) and basal diameter (31.12%~36.47%) of new branches higher. The removal has different impacts on the three clones. The clone 3 grow better than clone 1 and 2 after the removal. C. oleifera on the shade hillside grow better than those on the sunny hillside after removal.
Key words:  Removing flowers and fruits, cutting orchard of Camellia Oleifera,shoot, impact