Why does food get sick and hot?

Once, a large ocean liner was sailing from Egypt to England, with its cargo hold full of cotton, meticulously packed. Suddenly, people smelled a strong burning odor, and soon a …

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Why can climbing plants climb poles?

Everyone has seen morning glories; they bloom with purplish-red trumpet-shaped flowers that everyone loves. Morning glories are experts at climbing. As long as you stick a bamboo pole or pull …

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Why must crops be planted in time?

The growth of any crop is inseparable from various external conditions such as temperature, moisture, sunlight, and so on. However, different crops have varying adaptability to these external conditions. Rice …

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