pollination

简明释义

英[ˌpɒləˈneɪʃn]美[ˌpɑːləˈneɪʃn]

n. [农学] 授粉（作用）

英英释义

单词用法

同义词

反义词

例句

1.Like animals that eat a certain plant and that plant relies on a certain fungus to help it get nutrients from soil and on a certain insect for pollination.

比如动物吃某种植物，而这种植物依靠某种真菌从土壤中获取营养，依靠某种昆虫来授粉。

2.Crops such as almonds, peaches, avocados and apricots are totally reliant upon bee pollination.

诸如巴坦杏、桃、鳄梨和杏子这样的农作物完全依赖蜜蜂授粉。

3.In recent years, Bromenshenk has received a significant research grant from Bayer to study bee pollination.

在近几年中，Bromenshenk博士获得了一项经由拜尔公司获准的研究，对蜜蜂授粉进行探讨。

4.Reports of declining populations of bees and other flower-visiting creatures have raised concerns about pollination levels.

报告说，蜜蜂和其他采花生物种群不断减少，这已引起人们对授粉水平的关注。

5.These ongoing losses in the pollination army of honeybees cannot continue if we are to secure food supplies.

如果我们能确保粮食供应正常，那么这群蜜蜂授粉大队持续损失将不会在继续了。

6."The evolution of wind pollination in angiosperms." Trends in Ecology and evolution 17:361-369.

《被子植物的风媒进化》——生态学及进化论趋势17：361 - 369。

7.Nevertheless, anecdotal reports of wind pollination in cycads cannot be ignored.

然而，一些关于苏铁风媒传粉的传闻也不容忽视。

8.The process of pollination is essential for the reproduction of many flowering plants.

对于许多开花植物来说，授粉的过程是至关重要的。

9.Bees play a crucial role in pollination, helping to fertilize flowers as they collect nectar.

蜜蜂在授粉中扮演着至关重要的角色，它们在采集花蜜时帮助给花朵授粉。

10.Without pollination, many fruits and vegetables would not be able to grow.

没有授粉，许多水果和蔬菜将无法生长。

11.Farmers often rely on natural pollination by insects to increase their crop yields.

农民通常依赖昆虫进行自然的授粉来提高作物产量。

12.The decline in bee populations has raised concerns about pollination and food security.

蜜蜂数量的下降引发了人们对授粉和食品安全的担忧。

作文

Pollination is a crucial process in the life cycle of flowering plants. It refers to the transfer of pollen from the male part of a flower, known as the anther, to the female part, called the stigma. This process can occur through various means, including wind, water, and animals, particularly insects. The importance of pollination (授粉) cannot be overstated, as it directly affects the reproduction of plants and the production of fruits and seeds. In nature, many plants rely on specific pollinators to facilitate pollination (授粉). Bees are perhaps the most well-known pollinators, but other insects like butterflies, moths, and beetles also play significant roles. Birds and bats are also important for pollination (授粉) in certain ecosystems. These creatures are attracted to flowers by their colors, scents, and nectar, which they consume while inadvertently transferring pollen from one flower to another. The relationship between plants and their pollinators is a prime example of mutualism, where both parties benefit. Plants gain the ability to reproduce efficiently, while pollinators receive food in the form of nectar. This interdependence is vital for maintaining biodiversity in ecosystems. Without pollination (授粉), many plants would struggle to reproduce, leading to a decline in plant populations and the animals that depend on them for food and habitat. However, human activities have posed significant threats to pollination (授粉) processes. The use of pesticides, habitat destruction, and climate change have all contributed to the decline of pollinator populations worldwide. For instance, the widespread use of neonicotinoids, a class of neurotoxic insecticides, has been linked to bee population declines. Additionally, urbanization and agricultural expansion have led to the loss of natural habitats, making it difficult for pollinators to find food and nesting sites. The decline of pollinators has serious implications for food security. Many crops, including fruits, vegetables, and nuts, rely on pollination (授粉) to produce yields. According to the Food and Agriculture Organization (FAO), about 75% of the world’s food crops depend on pollination (授粉) to some extent. This means that a decline in pollinator populations could lead to reduced crop yields and increased food prices, affecting millions of people globally. To combat these challenges, various conservation efforts are underway to protect and promote pollinator health. Creating pollinator-friendly habitats, reducing pesticide use, and promoting sustainable agricultural practices are all essential steps to ensure the survival of these critical species. Individuals can also contribute by planting native flowering plants in their gardens, which provide food sources for local pollinators. In conclusion, pollination (授粉) is a vital ecological process that supports the reproduction of flowering plants and the overall health of our ecosystems. Protecting pollinators is not just an environmental issue; it is a matter of food security and biodiversity. By understanding the significance of pollination (授粉) and taking action to preserve pollinator populations, we can help ensure a sustainable future for both humanity and the natural world.

授粉是开花植物生命周期中一个至关重要的过程。它指的是花朵的雄性部分（称为花药）将花粉转移到雌性部分（称为柱头）的过程。这个过程可以通过多种方式发生，包括风、水和动物，特别是昆虫。授粉的重要性不容小觑，因为它直接影响植物的繁殖以及果实和种子的生产。 在自然界中，许多植物依赖特定的传粉者来促进授粉。蜜蜂可能是最著名的传粉者，但其他昆虫，如蝴蝶、飞蛾和甲虫也发挥着重要作用。鸟类和蝙蝠在某些生态系统中也对授粉至关重要。这些生物被花朵的颜色、气味和花蜜所吸引，它们在享用食物的同时，意外地将花粉从一朵花转移到另一朵花。 植物与其传粉者之间的关系是互惠共生的典范，双方都能从中受益。植物获得了有效繁殖的能力，而传粉者则获得了花蜜作为食物。这种相互依赖对于维持生态系统的生物多样性至关重要。如果没有授粉，许多植物将难以繁殖，从而导致植物种群的下降，以及依赖植物为食和栖息地的动物数量减少。 然而，人类活动对授粉过程构成了重大威胁。农药的使用、栖息地的破坏和气候变化都导致全球传粉者种群的下降。例如，广泛使用的新烟碱类农药与蜜蜂种群的下降有关。此外，城市化和农业扩张导致自然栖息地的丧失，使传粉者难以找到食物和巢穴。 传粉者的下降对粮食安全产生了严重影响。许多作物，包括水果、蔬菜和坚果，都依赖于授粉来提高产量。据联合国粮食及农业组织（FAO）估计，全球约75%的粮食作物在某种程度上依赖于授粉。这意味着，传粉者种群的下降可能导致作物产量减少和食品价格上涨，影响全球数百万人。 为应对这些挑战，各种保护措施正在进行，以保护和促进传粉者的健康。创造有利于传粉者的栖息地、减少农药使用以及推广可持续农业实践都是确保这些关键物种生存的重要步骤。个人也可以通过在花园中种植本地开花植物来贡献力量，为当地传粉者提供食物来源。 总之，授粉是一个至关重要的生态过程，支持开花植物的繁殖和我们生态系统的整体健康。保护传粉者不仅是一个环境问题；也是粮食安全和生物多样性的问题。通过理解授粉的重要性并采取行动保护传粉者种群，我们可以帮助确保人类和自然界的可持续未来。