The plants are starving for water.
这些植物极需要水。
Arcto-Tertiary flora
北极第三纪植物区系
extreme xerophilous epiphyte
极端旱生性附生植物
animal and vegetaBle pests spread with extreme rapidity .
动植物疫害传播极快。
Plant adaptations can be remarkably complex.
植物的适应性极为复杂。
Disease of animal and vegetable pests propagate with extreme rapidity.
动植物病害传播极快。
(3) between Holarctic zone and Paleotropical zone, but is preferablybelongs to Holarctic zone.
3)位于泛北极植物区和古热带植物区之交，应属于泛北极植物区。
the Arctic has much plant life, but the Antarctic is an empty desert.
北极有许多植物生存，南极却是一片空旷的荒漠。
Agreed Measures for the Conservation of Antarctic Fauna and Flora
保护南极动植物协议措施
plants tolerant of extreme heat.
能够忍受极端炎热环境的植物
Earthworm channels greatly aid root growth.
蚯蚓洞穴极有助于植物根系生长。
This is the vegetational climate of arctic permafrost regions.
这是北极永冻地区的植物气候。
The Molecular Mechanism of microRNA-regulated Polarity of Leaves;
microRNA调控植物叶极性的分子机制
Study on the Protection Countermeasures to Extremely Small Population of Wild Plant of Guangxi
广西极小种群野生植物保护对策探讨
Anatomical Structure of Sporophylls of Critically Endangered Plant Isoetes sinensis Palmer
极度濒危植物中华水韭叶的解剖结构
Advances on Carriers of Plant Polar Auxin Transport
植物生长素的极性运输载体研究进展
Algorithm of Constructing Convex Hull for Plant Leaf Based on Bidirectional Polar Angle
基于双向极角的植物叶凸包生成算法
any of a class of highly unsaturated yellow to red pigments occurring in plants and animals.
植物与动物中极不饱和的黄色到红色的色素。