英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:


请选择你想看的字典辞典:
单词字典翻译
pollinators查看 pollinators 在百度字典中的解释百度英翻中〔查看〕
pollinators查看 pollinators 在Google字典中的解释Google英翻中〔查看〕
pollinators查看 pollinators 在Yahoo字典中的解释Yahoo英翻中〔查看〕





安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • 16 Examples of Pollinators (with Pictures) - Wildlife Informer
    In effect, pollination is how flowering plants mate Some plants (like cedar trees) use the wind to carry their pollen to other trees, but most need insects and animals to spread their pollen around Let’s look at 16 examples of pollinators big and small 1 Honeybee
  • About Pollinators - Pollinators (U. S. National Park Service)
    A pollinator is anything that helps carry pollen from the male part of the flower (stamen) to the female part of the same or another flower (stigma) The movement of pollen must occur for the plant to become fertilized and produce fruits, seeds, and young plants
  • Who Are the Pollinators? - US Forest Service
    Pollinators are responsible for 1 out of every 3 bites of food you eat! Bees play a critical role in ecosystem health and sustainability across the globe They pollinate flowers, trees and other plants that in turn provide food and habitat for other creatures
  • major types of pollinators - Encyclopedia Britannica
    Although wind has long been important for the pollination of many gymnosperms and some flowering plants, evolution gave rise to the use of more-efficient animal pollinators—namely, insects, birds, and mammals
  • About Pollinators | Pollinator. org
    Birds, bats, butterflies, moths, flies, beetles, wasps, small mammals, and most importantly, bees are pollinators They visit flowers to drink nectar or feed off of pollen and transport pollen grains as they move from spot to spot Why are pollinators important?
  • Pollinator - Wikipedia
    Among the pollinating birds are hummingbirds, honeyeaters and sunbirds with long beaks; they pollinate a number of deep-throated flowers Humans may also carry out artificial pollination A pollinator is different from a pollenizer, a plant that is a source of pollen for the pollination process
  • The Importance of Pollinators | Home - USDA
    Pollinators like honeybees, butterflies, birds, bats and other animals are hard at work providing vital but often unnoticed services They pollinate crops like apples, bananas, blueberries, strawberries, melon, peaches, potatoes, vanilla, almonds, coffee and chocolate
  • Who Are the Pollinators? - Xerces Society
    Here we provide an overview of these five main groups of insect pollinators—including their life cycles, habitat requirements, and conservation needs For further reading, check out our page about endangered pollinators
  • Species We Study: Pollinators | U. S. Geological Survey - USGS. gov
    Ecosystems—whether agricultural, urban, or natural—depend on pollinators, great and small Pollinators in the form of bees, birds, butterflies, bats, and even moths provide vital, but often invisible services, from contributing to biodiverse terrestrial wildlife and plant communities to supporting healthy watersheds Pollinator declines worldwide have been noted as land-use and climate





中文字典-英文字典  2005-2009