您要查找的是不是：
- Polysiphonia arctica n. 北极多管藻
- General Electric's side-by-side Arctica,introduced this year,is the first real advance in refrigeration in decades. 通用电气公司今年推出的并肩放置的"北极"牌冰箱是几十年来在冷冻方面的第一次真正的技术升级。
- General Electric's side-by-side Arctica, introduced this year, is the first real advance in refrigeration in decades. 通用电气公司今年推出的并肩放置的"北极"牌冰箱是几十年来在冷冻方面的第一次真正的技术升级。
- The C-phycocyanin and the R-phycoerythrin were purified from the blue-green alga Spirulina platensis and red alga Polysiphonia urceolata respectively. 从单细胞蓝藻钝顶螺旋藻中纯化C藻蓝蛋白;从海洋红藻多管藻纯化R藻红蛋白.
- The Atlantic puffin, Fratercula arctica, has a black back and white underparts, a flattened, brightly-coloured bill, and red and black eye-markings with bright orange legs. 大西洋海雀Fraterculaarctica，有黑色的背和白色的下身，平扁亮彩的鸟喙，橘色的脚和红黑的眼睛。
- A scyphozoan jellyfish of the genus Cyanea, especially the largest jellyfish, C. arctica, which usually grows to more than 3.6 meters (12 feet) wide and has tentacles over 30 meters (100 feet) long. 海蜇：一种霞水母属真水母，尤指最大型的水母北极水母，通常可以长到3.;6米(12英尺）宽，触须能够达到30多米(100英尺）长
- Polysiphonia mollis var. tongatensis n. 摩利斯多管藻汤加变种
- Keywords Ceramium rubrum;Polysiphonia urceolata Evodia fargesii;chemical constituents;biological activity; 三叉仙菜;多管藻;臭辣树;化学成分;生物活性;
- Keywords Marine algae;Polysiphonia urceolate;Endophytic fungus;Secondary metabolites;Benzaldehyde derivatives; 海藻;多管藻;内生真菌;次生代谢产物;苯甲醛类衍生物;
- Keywords red alga;Polysiphonia urceolata （Lightf.） Grev.;structural identification; 红藻;多管藻;结构鉴定;
- Keywords Gymnogongrus flabelliformis;Corallina pilulifera;Polysiphonia sp.;Rhodomela confervoides;chemical constituent;bioactivity;structure elucidation;diabetes; 扇形叉枝藻;小珊瑚藻;多管藻;松节藻;化学成分;生物活性;结构鉴定;糖尿病;
- Gavia arctica n. 黑喉潜鸟
- Salix arctica n. 北极柳
- Puccinia arctica n. 北极柄锈菌
- Fratercula arctica n. 北极海鹦(海雀科)
- Arctica n. 北极蛤 (帘蛤目;北极蛤科)
- Dinophysis arctica n. 北极鳍藻
- Polysiphonia urceolate 多管藻
- Spirocerca arctica 北极尾旋线虫
- Polysiphonia decumbens n. 俯仰多管藻
