Alstonia

基本解釋

Alstonia glaucescens (K.Schum.)Monach.
野燈臺樹
The growth performance and nursery quality of Alstonia scholaris plants in hard pot were similar to those in soft pot.
而塑膠盆具有較佳的排水性和土壤氧氣擴散速率，因此塑膠盆苗較田間苗和不織布袋苗具較佳的生長表現(xiàn)和根系活力。
The population distribution pattern of Alstonia scholaris is contagious pattern.
種群分布格局為成群分布型。
The results showed that the plant of Alstonia scholaris grown in field or in fabric bag had lower soil oxygen diffusion rate (ODR) than that in plastic pot.
以黑板樹為材料，比較塑膠盆、不織布袋（美植袋和栽植袋）以及田間栽培等生產(chǎn)方式對苗木生長和品質(zhì)的影響。
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.
客房服務(wù)：一只長有紅色盔突的雄犀鳥帶著早餐翩然而至。雄犀鳥將會把食物反芻給它大約3個月大的雛鳥，雛鳥安全地在一棵雞骨常山屬樹木的巢穴里。