How do wild plants spread seeds? How is it sown?
Nowadays, most of the artificially planted plants are artificially pollinated. So what are the ways for wild plants to spread seeds? How are wild plants sown? Next, the editor of Tuliu.com will tell you about it.
1. Use the wind to spread
The wind is everywhere, and the wind on the earth becomes a "free car" for seed travel. With the help of the wind, the seeds are generally small and light, and the wind can blow them to distant places, and when the wind is strong, it will spread further. Some seeds often have fluffy wings on the surface, and these special ones are suitable for flying with the help of the wind. For example, the most common Zhaohe grass in the south has a small umbrella on its seeds. When the wind blows, the umbrella takes the seeds far away to settle down; the seeds of dandelions are light and small, with white hairs on the top, and as soon as they are blown by the wind when they mature, they fly all over the sky and float far away. Another example is the seed of poplar and willow, which has soft fluff and flies freely to distant places in the spring breeze of May. Another example is that the seeds of pine elm have small wings that can easily fly in all directions with the help of the wind to expand their territory.
2. Use animals to spread
In addition to the forces of nature, animals also do a lot of work in helping to spread fruit seeds. Animals are different from plants, animals have great initiative in life, so plants often use animals as media to spread. Among the animals, birds make the most outstanding contribution. According to different feeding methods, fruit-eating birds are divided into seed-eating birds and fruit-eating birds. Seed-eating birds peck the flesh and only eat the seeds of the fruit, while flesh-eating birds only peck the flesh and discard the seeds, or digest the flesh and expel the seeds with feces after swallowing the fruit whole. Wherever the birds fly, they will scatter the seeds of these plants, and some of the fruit will grow into plants. Such as cherry wild grapes. Although some plants do not have sweet flesh, their seeds will hang on people's clothes with burr needles, or adhere to animals. If you walk in the grass, there will be many plant seeds or fruits that stick to clothes or trousers, or adhere to other animals, such as plantain, Flos Sophorae, Bidens bipinnata, Xanthium sibiricum, etc.
3. Use hydraulic power to spread
Plants that grow on the edge of the water usually spread their seeds by water. For example, after the coconut is ripe, the fruit falls into the sea and floats far away into the sea. After the fruit of the water lily is ripe, it sinks to the bottom of the water. After the pericarp is rotten, the seed with a puffy outer seed coat will float and float somewhere else. There are also water, yellow skin, chessboard, feet, sea lemon fruit and so on.
All right, these are the ways for plants to spread seeds brought by the editor of Tuliu.com. Friends who like can follow Tuliu.com. I'll see you next time.
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