Because of the lack of soil, water, fertilize and hard ecological conditions in rock slope, there are lots of difficulties when planting trees or grasses on the slope.
由于岩石边坡缺土、缺水、缺肥，生态条件十分恶劣，因此在岩石边坡上栽树、种草的难度相当大。
When planting seedlings I prefer to mark out the rows in advance.
种树苗的时候，我喜欢事先划出行来。 。
When planting seedlings I prefer to mark out the rows in advance.
种树苗的时候，我喜欢事先划出行来。 。
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