soil fertility短语¹³¹⁶²⁰⁺³ 基本例句 土壤肥力 According to Kramer, Haiti’s problem isn’t lack of soil fertility, but lack of soil itself. 萨沙克雷默正为海地面临的最迫切的健康，经济以及环境问题而奋斗着，一次解决一个厕所的问题。 yeeyan Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decomposes animal debris. 真菌在腐化过程中十分重要，而腐化过程将化学物质回馈于土壤，提高其肥力，并分解动物粪便。 eol