制作堆肥：实践有机耕种最基础的操作，把来自大自然的素材，变成微生物和植物最喜欢的养份。
Making natural compost: Let's start from the basics of organic farming. We will change the gifts of nature into micro-organisms and nutrients which plants love most.
是绿色植物的天然生长调节激素， 促进植物对养份的吸收。
With functions of adsorption, ion exchange and chelation, it is natural growth-regulating hormone of green plants to promote the nutrition absorption of plants.
但它同时也是植物生长的四个基本要素之一，另外三个基本要素是水、阳光和养份。
But it is also, along with water, light and nutrients, one of the four essential resources for plant growth.
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