Water is held so tenaciously that most plant root systems cannot absorb it.

水被牢牢地吸住以至于不能被大多数植物根系吸收。

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Simulation of plant root systems is a internal and overseas research foreland.

植物根系的模拟是目前国内外研究的前沿问题。

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Soil microbes and plant root systems together form a stable dynamic system, where they interact with each other.

土壤微生物与植物的根系形成一个稳定的动态系统，在这个系统中它们之间相互作用，相互影响。

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The research will include looking at what happens to the plant's root systems when above ground growth is controlled.

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