孟加拉国的浮动花园：水上庄稼的秘诀
In Bangladesh, the rainy season brings heavy floods. Water covers many fields and roads. For farmers, this is a big problem. But some people know a special way to grow food.
They build floating gardens. These gardens sit on top of the floodwater. They are made from water hyacinths. A water hyacinth is a plant that floats on water.
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