CHENG Hua,LI Lin-ling,JIANG De-zhi,et al.The Phenophase Observation on Primary Varieties of Luotian Chestnut[J].Northern Horticulture,2012,36(23):1-5.
罗田板栗主栽品种物候期观察
- Title:
- The Phenophase Observation on Primary Varieties of Luotian Chestnut
- 文章编号:
- 1001-0009(2012)23-0001-05
- Keywords:
- Luotian chestnut; primary varieties; phenophase
- 分类号:
- S 664.2
- 文献标志码:
- A
- 摘要:
- 调查统计了罗田板栗6个不同品种“六月暴”、“中果早栗”、“乌壳栗”、“八月红”、“桂花香”和“玫瑰红”的物候期及结果习性,为板栗品种多指标数量分类提供依据。结果表明:6个板栗品种均在4月上中旬萌芽,萌芽约1周后展叶,展叶约30 d后柱头出现且雄花初开,经15~25 d左右花期结束,花期结束后果实发育约90 d成熟,但“六月暴”少于90 d果实即可发育成熟;“八月红”有高结实率、低空苞率,适宜作为良种材料进行大面积推广,但具有高雄雌花序比,故应人工做好去雄,控制合适的雄雌花序比,以提高产量。
- Abstract:
- Phenophases and bearing habits of six kinds of Chinese chestnut varieties that were ‘Liuyuebao’,‘Zhongguozaoli’,‘Wukeli’,‘Bayuehong’,‘Guihuaxiang’ and ‘Meiguihong’in Hubei Luotian were investigated and analyzed,which would provide basic index number for classification of Chinese chestnut varieties.The results showed that,the leaf expansion appeared after it sprout one week later in early or middle April.Then after about 30 days,begun to enter into the flowering.The flowering period would last 15~25 days.The chestnut was mature after fruit development of 90 days since the end of flowering,but the period of ‘Liuyuebao’ was less than 90 days;‘Bayuehong’ had a higher maturing rate and a lower empty rate than other varieties,which was suitable for large area promotion.But the proportion of male and female inflorescences of ‘Bayuehong’ was also higher than others.So artificially control the proportion of the male and female inflorescence to increase production.
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备注/Memo
第一作者简介:程华(1980-),男,湖北麻城人,博士,讲师,现主要从事经济林种质资源评价与利用研究工作。E-mail:chenghua1437@126.com.