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神奇的植物学 | 水生植物“泡在”水里,咋呼吸_氧气
植物的生长离不开水,但是对很多陆地植物来说,如果水太多了也会被淹死。这是因为被水淹没的土壤中氧气不足,植物的根部无法从土壤中吸收到足够的氧气,引起缺氧,导致吸收水分和营养物质的能力大大降低,最后植物被“饿死” ...
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