Dr. Hans Kugler THE interest in the complicated interrelations between flowers and the animals mostly insects which pollinate them is perennial. The present book brings our knowledge of the subject up to date at a relatively elementary level. . 1957 Nature Publishing Group...
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The Pollination of Flowers by Insects. A. J. Richards This book is the product of a symposium entitled 'The Pollination of Flowers by Insects' held at the University of Newcastle-upon-Tyne, UK, in April 1977 a... Baker,Herbert,G. - 《Quarterly Review of Biology》 被引量: 2发表: 1979...
Bees are essential for the pollination of flowers, fruits and vegetables. Sadly, over the past 15 years, the global population of the hardworking insects has been dropping worldwide at alarming rates due to loss of food and habitat. Now, Dutch cities are coming up with creative ideas to hel...
ShePolinationhas since expanded her “Honey Highway" project andled effort to plant flowers along many of the country'sD. Amsterdam Restores Bee Populaton with Beehighways.Hotels 相关知识点: 试题来源: 解析 1.C词义猜测题。根据后面的 the insects spend theirlives alone可判断,solitary是“独居...
O An animal that visits a flower is likely to deliberately visit other flowers of the same species and pollinate them. O Birds and insects fly in all directions, not just the direction the wind is blowing at a given moment. 5. In paragraph 1, the author compares pollen moved by wind wi...
The symmetry and detail of orchid flowers indicate that they are designed to be pollinated by insects. The transfer from one flower to another of enormous numbers of pollen grains is essential for the fertilisation of the large number of ovules that are produced. To make transfer a more certai...
Deceptive orchids typically employ food or sexual deception of male insects. Brood-site deception, when flowers are pollinated by female flies fooled into attempting oviposition, is less well characterized for orchids but is probably common among New Zealand terrestrial orchid species. Helmet orchids (...
Moreover, the arrangement of the flower’s internal organs is often such as to compel the insect to become smeared with pollen in order to reach its food; when the insect visits another flower, it is pollinated by insects, and among these so-called entomophilous flowers are the zygomorphic...
they can be antagonistic ones involving predation, herbivory and parasitism, or mutualistic ones, such as those involving the pollination of flowers by insect... Montoya, JM,Pimm, SL,Sole, RV - 《Nature》 被引量: 1361发表: 2006年 Stability of Ecological Communities and the Architecture of Mutu...