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15-01-05 money really does grow on trees - at least in australia. scientists have found gold in the leaves of eucalyptus trees. the particles are much too small to be seen with the naked eye but have been detected using a type of x-ray that is especially goo...
14-12-04 koala population distribution may be influenced by eucalyptus leaf toxin and nutrient content, especially in areas with low-quality food options, according to a study published december 3, 2014 in the open-access journal plos one by eleanor stalenbe...
14-10-21 tulong zizhu told chang yang who had come to learn archery under him a story that contained principles of archery in it: the king of the state of chu once hunted in yun mengze. a stopped dear ran out to his left, the king aimed an arrow at it and ju...
14-08-19 leaf measurements are often critical in plant physiological and ecological studies, but traditional methods have been time consuming and sometimes destructive to plant samples. researchers at the university of california, davis, have developed easy...
14-05-04 observations of insects and their feeding marks on leaves in modern forests confirm indications from fossil leaf deposits that the diversity of chewing damage relates directly to diversity of the insect population that created it, according to an in...
12-05-11 a detailed description of development of the first practical artificial leaf -- a milestone in the drive for sustainable energy that mimics the process, photosynthesis(光合作用) , that green plants use to convert water and sunlight into energy --...
10-08-19 a 48-million-year-old fossilised leaf has revealed the oldest known evidence of a macabre(可怕的) part of nature parasites(寄生虫) taking control of their hosts to turn them into zombies(僵尸) . the discovery has been made by a research team l...
09-11-24 applied mathematicians(应用数学家) dissected the morphology(形态学) of the plantain lily(玉簪花) (hosta lancifolia), a characteristic long leaf with a saddle-like arc(弧) midsection(中央部分,腹部) and closely packed ripples(涟漪,皱纹)...
09-09-30 autumn was coming to an end. all the insects and animals were working very hard to stock their larders with enough food to last them the winter. they all knew that winter time would be tough - it would be cold and food would be scarce. as it would g...
09-08-06 wi ld orangutans in borneo hold leaves to their mouths to make their voices sound deeper than they actually are, a new study shows. 一项新研究显示,波罗洲的野生星星将树叶贴近嘴边使它们的声音听起来比平常低沉。 the leaf trick gives an exaggerated impr...