XIAO Bo,RAO Gui-zhen.Lighting Performance Comparison of Glasshouse and Plastic Greenhouse in Spring[J].Northern Horticulture,2013,37(12):30-32.
玻璃温室与塑料温室春季采光性能比较
- Title:
- Lighting Performance Comparison of Glasshouse and Plastic Greenhouse in Spring
- 文章编号:
- 1001-0009(2013)12-0030-03
- 分类号:
- S 625.5+2
- 文献标志码:
- A
- 摘要:
- 以双屋脊玻璃温室和双脊窗圆拱型薄膜温室为研究对象,测定分析了春季4个典型晴天和4个典型阴天下2种温室内的光照日变化。结果表明:不同晴天下,玻璃温室、塑料温室的透光率日平均值分别为50.13%~57.92%、48.52%~54.11%;不同阴天下,玻璃温室、塑料温室的透光率日平均值分别为46.33%~52.58%、47.13%~51.33%;比较2种温室的光照分布均匀性发现,无论是晴天,还是阴天,塑料温室内不同区域的光合有效辐射变异系数均比玻璃温室小15个百分点左右。由此可见,2种温室的透光率差异不大,但塑料温室的光照分布均匀性要好于玻璃温室。
- Abstract:
- Venlo type greenhouse and plastic greeenhouse were used in this experiment and their diurnal variation of light transmission rate were observed on the typical clear day and cloudy day in spring.The results showed that in sunny day,daily average values of light transmission rate of glasshouse and plastic greenhouse were 50.13%~57.92%,48.52%~54.11%,respectively;in cloudy,daily average values of light transmission rate of greenhouse and plastic greenhouse were 46.33%~52.58%,47.13%~51.33% respectively.Calculation of variance coefficient of photo-synthetically active radiation (PAR) of two greenhouse showed that the variance coefficient of light distribution of plastic greenhouse was lower 15 percentage point than glasshouse.It could be seen that light distribution uniformity of plastic greenhouse was better than glasshouse.
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备注/Memo
第一作者简介:肖波(1979-),男,湖北荆州人,博士,讲师,现主要从事设施园艺学等研究工作。E-mail:xiaobo3000@126.com.
责任作者:饶贵珍(1965-),女,湖北武穴人,硕士,教授,研究方向为蔬菜栽培学。E-mail:guizhenrao@163.com。
基金项目:长江大学博士启动基金资助项目。收稿日期:2013-03-04