土壤铅超标不仅影响植物体的正常生长，而且通过食物链危害人类健康。
Soil lead exceeding the allowed standard not only affects the plant's normal growth, but also harms the human health through the food chain.
土壤中盐份过多会危害大多数植物的正常生长，尤其对耐盐性较低的农作物危害更大。
Superabundance of salinity in the soil imperils the growth of the mass of plants, especially does more harm to croppers which have lower tolerance to salinity.
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