there are adequate grounds for breaking up the flagellates into forms belonging to either the plant kingdom or the animal kingdom. The slight difficulty in distinguishing between them is evidence of the single origin of the entire organic world, which divided, judging by the paleontological finding...
2006. Native alternatives to invasive plants. Brooklyn, NY: Brooklyn Botanic Garden, Inc. 239 p.Burrell, C. Colston. 2006. Native Alternatives to Invasive Plants. Brooklyn Botanic Garden,Burrell, C.C. 2006. Native Alternative...
The German naturalist Alexander von Humboldt conducted an expedition through the American continent, alongside Aimé Bonpland, from 1799 to 1804. Before finally returning to Europe, they decided to take a side trip to the USA between May 20 and July 7, 1
7. The germinative cell is initially attached to the wall of pollen grain, but later comes to lie freely in to the cytoplasm of vegetative cell. 8. Generally the pollens are shed (fall) at two-cell (vegetative and germinative cell stage), and further development of the male gametophyte ...
This study aimed to investigate the local botanical knowledge of native food plants in three rural communities, located in the semiarid region of Paraíba State, Brazil, verifying possibilities of differences of knowledge among communities and between men and women. Methods Semi-structured interviews ab...
LA Cavieres,AK Sanhueza,G Torres-Mellado,A Casanova-Katny 摘要: Over the last decades human have introduced non-native organisms to Antarctica, including the grass species Poa annua. This non-native grass under constant growth temperatures has been shown...关键词:...
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Soil characteristics and heavy metal accumulation by native plants in a Mn mining area of Guangxi, South China 来自 国家科技图书文献中心 喜欢 0 阅读量: 115 作者: Liu,Zhang,XH,TY,QX,Jin,ZJ 摘要: Revegetation and ecological restoration of a Mn mineland are important concerns in southern ...
Contrary to the prediction that food scarcity in winter would make diets more similar, the diets of waxbills and serins diverged in winter, indicating low potential for detrimental interspecific competition. Differences in diet were in part due to foraging on non-native plants. Non-native seeds ...
[8]Groom, Q.J. (2013) Some Poleward Movement of British Native Vascular Plants Is Occurring, but the Fingerprint of Climate Change Is Not Evident. PeerJ, 1, e77.http://dx.doi.org/10.7717/peerj.77 [9]Colwell, R.K., Brehm, G., Cardelús, C.L., Gilman, A.C. and Longino, J...