The dominant species at arbor layer are Washiongtonia robusta, Ficus microcarpa, Roystonea regia, Delonix regia, Caryota ochlandra, Alstonia scholaris, Bauhinia variegate, Bombax malabaricum, Erythrina orientalis, Cinnamomum japonicum, Acacia onfuse. The dominant species of shrub layer mainly are Rhododendron simsii, Osmanthus fragrans, Hibiscus rosa sinensis.

植物群落中喬木優(yōu)勢種的組成主要有：華盛頓棕櫚、榕樹黄色视频搞得啊啊啊叫、大王椰子、鳳凰木、魚尾葵樱花草黄色一级视频、盆架子、洋紫荊色玖玖在线、木棉com.在线久久特、刺桐、天竺桂高潮毛片无遮挡高清视频播放、臺灣相思等ww.黄色视频；灌木優(yōu)勢種主要有：杜鵑、桂花、扶桑国产一级特黄大片色视频泰斯特。

The results were as follows: 1 There were 7 133 trees, belonging to 23 species and 18 genera and 13 families, and their average DBH, crown and height were respectively 27.59 cm, 4.10 m and 6.94 m. In general their average crown was relative small. 2 S, H (Shannon-Wiener index), and D of biodiversity index were small, and there were the obvious difference in those indexes among different streets, which suggested that there were certain monotone of the tree species and structure layer. 3 The dominant species mainly consisted of evergreen trees that were Ficus virens var. sublanveolata, Ficus benjamina, Roystonea regia, Terminalia hainanensis, T.

結(jié)果表明：1梅州城區(qū)行道樹共有13科18屬23種7133株影音先锋在线观看资源网，其平均胸徑、平均冠幅免费毛片网址、平均樹高分別為27.59cmaaaa日韩，4.10m，6.94m青草一区二区视频，總體上看久草av电影一区，平均冠幅偏小花蝴蝶在线观看免费中文版；2物種豐富度指數(shù)Swww久久99～com、Shannon-Wiener指數(shù)H和Simpson指數(shù)D偏小且各道路間差異明顯，說明各道路行道樹存在一定程度的物種單一性女人高潮被爽到呻吟视频、層次的單調(diào)性影音先锋欧美性爱资源网；3梅州市城區(qū)行道樹優(yōu)勢樹種是大葉榕、垂榕国产午夜久久青草网站、大王椰子国产高清肏屄AV，次優(yōu)勢種為海南欖仁、阿珍欖仁170黄色网站www、陰香日韩欧美啪啪一中文字暮，它們是梅州城市街道綠化的好樹種。

Roystonea regia：大王椰子

觀察研究了椰心葉甲[Brontispa longissima (Gestro)]取食椰子(Cocos nucifera)日本久久枸一、大王椰子(Roystonea regia)、散尾葵(Chrysalidocarpus lutescens)的生長發(fā)育情況.結(jié)果表明取食不同棕櫚科植物的椰心葉甲各齡幼蟲發(fā)育歷期有明顯差異.幼蟲歷期以取食椰子的較長于其他2種寄主植物的,

Roystonea regia：王棕

治療良性前列腺增生(BPH)的涂敷劑及其用途 200310118476.7365 抗前列腺特異性膜抗原(PSMA)的人單克隆抗體 03807371.4389 治療良性前列腺增生(BPH)的涂敷劑及其用途 200310118476.7454 來源于王棕(Roystonea regia)果實的用于治療和預(yù)

Roystonea oleracea：甘藍(lán)椰子

甘藍(lán) Brassica oleracea | 甘藍(lán)椰子 Roystonea oleracea | 白三葉草 Trifolium repense

Roystonea regia Cuban royal palm：古巴大王椰子

Dicksonia sp. Dicksonia or tree fern 樹蕨 | Roystonea regia Cuban royal palm 古巴大王椰子 | Arancaria heterophylla greater araucaria 南洋杉

Roystonea O. F. Cook：王棕屬

2. 王棕亞族 Roystoneinae J. Dransf. et N. Uhl | 21. 王棕屬 Roystonea O. F. Cook | 3. 假檳榔亞族 Archontophoenicinae J. Dransf. et N. Uhl