3) evergreen broad-leaved species
常绿阔叶树
1.
Studies were carried out on seasonal variations of photosynthetic characteristics of three evergreen broad-leaved species in Tiantai Mountains, Zhejiang province, including Lithocarpus harlandii, Rhododendron fortunei, Castanopsis eyeri.
以天台山东南石栎、云锦杜鹃和甜槠 3 种常绿阔叶树为材料,对其光合特性的季节变化进行了研究,结果表明:(1)在夏季,东南石栎等 3 种常绿阔叶树的光合日变化均为双峰型,具有明显的光合午休现象。
4) broad-leaved seedling
阔叶幼苗
5) Evergreen broad-leaved tree species
常绿阔叶树种
1.
With the leaves of eight evergreen broad-leaved tree species in Guanzhong as materials,disposed through low temperature,relative leakage of electrolytes of the leaves,soluble sugar,soluble protein and free proline content were measured and compared.
选取关中地区8种常绿阔叶树种女贞、广玉兰、棕榈、石楠、桂花、枇杷、海桐、南天竹的当年生叶片为试验材料,采用人工冷冻处理法,对其叶片在不同低温处理后的细胞膜透性、可溶性糖、可溶性蛋白及游离脯氨酸含量等指标进行测定分析。
6) Evergreen broad-leaved trees
常绿阔叶树种
1.
Therefore, temperature as limitation to introduce to higher latitude regions for evergreen broad-leaved trees is one of the important environment factors.
我国常绿阔叶树种主要分布于长江流域以南亚热带温暖湿润地区,是亚热带森林植被的主要组成成分,事实上温度是限制常绿阔叶树种向更高纬度地区引种栽培的一个重要的环境因子。
补充资料：阔叶树
叶子的形状宽阔的树木，如白杨、枫树等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条