这看起来很矛盾，但这就意味着对于森林来说，过湿或过干的极端土壤条件才适合热带草原。

This may seem contradictory, but it only means that extreme soil conditions, either too wet or too dry for forests, are satisfactory for savannas.

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在雨水浸泡的土壤中，低氧条件下的瓜类植物的根部效率很低。

The roots of melon plants perform less efficiently under the low-oxygen conditions present in rainsoaked soil.

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想想看：叶子在腐烂时会产生热量，使土壤升温；反之，温暖的土壤又影响了微生物的生存条件。

Think about this, decomposing leaves create heat that warms the soil; the warm soil in turn affects the growth, the conditions of organisms there.

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