查询词典 Alstonia

In order to select strong cold-resistant tree species, seedlings of six tropical and subtropical species (Dillenia turbinata, Peltophorum tonkinense, Garcinia oblongifolia, Alstonia scholaris, Kheya senegalensis and Ormosia pinnate) were treated with the lasting times of 0.5, 3, 5 and 8d at 10℃ respectively. The changes of physiological indices of these seedling were studied.

为选择广东地区耐寒树种，对大花五桠果、双翼豆、海南山竹子、盆架子、非洲桃花心木和海南红豆6种幼苗进行10℃条件下0.5、3、5和8d的低温处理，研究其生理指标变化。

Room service: A red-knobbed hornbill arrives with breakfast, which he will regurgitate for his roughly three-month-old chick safely inside a nest hole in an Alstonia tree.

房间服务：一只红冠犀鸟携早餐而来，它会将食物反刍，以喂养其安然处于灯架树树洞中的三个月大的雏鸟。

Objective: To investigate the flavonoids in leaves of Alstonia scholaris, an ethno-remedy of Dai People in Yunnan.

目的：研究云南傣族传统药物灯台叶Alstonia scholaris中黄酮类化学成分。

The results show that wild Alstonia scholaris distributes below the altitude of 1300m and more, and has little relation with the direction, degree and position of the slope.

结果表明，野生灯台树在滇南分布的最高海拔为1300m，与坡向、坡度和坡位关系不明显；其分布和生长与道路和水沟没有必然联系。

The distribution of wild Alstonia scholaris resources in southern Yunnan Province was investigated with the methods of common ecological field investigation and common mathematical statistics.

以滇南野生灯台树集中分布地为调查对象，用植被生态学的野外常规调查方法进行实地详查和常规数理统计。

Wild Alstonia scholaris grows in groups but comparatively loose, which can lead to the lack of wild Alstonia scholaris resources.

灯台树主要分布在乔木层（盖度≤54%）和灌木层（盖度≤37%）较为松散的森林和轮歇地、农用耕地等地段，具萌生力较强的特点。

The results showed that the plant of Alstonia scholaris grown in field or in fabric bag had lower soil oxygen diffusion rate than that in plastic pot.

以黑板树为材，比较塑胶盆、织布袋以及田间栽培等生产方式对苗木生长和品质的影响。

A medicament for Treating cold, fever and respiratory disease caused by cold and fever comprises therapeutically-effective amount of alcohol extract or acid water extract of Alstonia scholaris L.

治疗感冒、发热及其所导致的呼吸道疾病的药物，该药物含有治疗有效量的糖胶树Alstonia scholaris

Alstonia scholaris ; growth status ; environmental factor.

灯台树；生长状况；环境因子

These kaavus are a habitat for diverse groups of unique and rare trees (Pala - Alstonia Scholaris, Arali - Nerium, Sindooram - Vermilion, Kanjiram - Nux Vornica, Al - Ficus religiosa), including medicinal plants and numerous shrubs and creepers.

这些kaavus是好几个独特族群的栖居地和珍稀树种的产地（Pala - Alstonia Scholaris， Arali - Nerium， Sindooram - Vermilion， Kanjiram - Nux Vornica， Al - Ficus religiosa），还包括一些药用植物和大量灌木及蔓草。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。