The root is important.1. Suction, water and minerals from the soil dissolved into the stem.2. Conveyor, water and minerals, including food, which plants accumulated in roots to various parts of the stem.3. Based on the trunk to the soil.4. Source hormone. Root is the important source in the production of various kinds, such as plant hormones. โทไค Nick SIP gibberellin, which are the conveyor for development section of the stem. The top part, and other parts of the plant. There are also many kinds of special function root
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