natural fertility
常见例句
- Economic fertility of soil is a combined formation of artificial and natural fertility.
土地经济肥力是人工肥力和自然肥力的统一体； - Smoking cessation may improve natural fertility and success rates with infertility treatment.
戒咽可改进天然生育力和不孕症医疗的获胜率。 - Effect of plant density and fertilizer application on plantain yield in two soils from Colombia with different natural fertility is shown (Table 2).
表2说明了在哥伦比亚的两种不同天然肥力土壤上种植密度及肥料用量对大蕉产量的影响。 - We see this in the fact that the gods are very often ; associated with natural powerful forces, right? The sky is a god; the fire is a god; fertility--a natural process--is a god.
这一点可以在很多例子中得到证明，就比如说,神灵通常是和自然力量联系在一起的，对吧？有天空之神;,有火焰之神，有丰收之神，等等等等。
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