黔油4号望谟红球油茶良种选育报告

Breeding and Selection of Camellia oleifera ‘Qianyou 4'

按照优良单株的选择程序和标准,经过走访踏查、初选、复选、决选的严格选育程序,自2008年对贵州省油茶重点分布区开展油茶优树选择工作,2009年初选优树52株,2011年最终决选6株,2017年1月通过贵州省良种审定委员会审定,命名为"黔油4号"。连续3年产量测定和含油率、抗病虫能力等指标的综合分析结果为,"黔油4号"望谟红球油茶良种平均冠幅产量2.05kg·m-2,鲜出籽率46.00%,干出籽率26.11%,种仁含油率41.5%,是油用、高产、抗病的贵州本地油茶良种。

Superior trees of Camellia oleifera were selected in the distribution areas since 2009.On the basis of selection standard of Camellia oleifera superior trees,52 trees were selected primarily and then 6 trees were selected finally and recognized as fine variety termed as Qianyou 4 by Guizhou Forest Variety Approval Committee in January of 2017 through checking,on-spot observation and re-examination.Based on the observation of yield reached,oil content and disease resistance for 3 years,the result showed that Camellia oleifera‘Qianyou1＇was outstanding with its average of canopy yield 2.05 kg·m-2,fresh seed yield 46.00%,dry seed yield 26.11%and oil content at 41.5%.Camellia oleifera ‘Qianyou4＇was of high oil content,high yield and high disease resistance.