View source for Microscopic Mycetic Spore

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Clouds of '''Microscopic Mycetic Spores''' are used to blanket a planet during the latter days of a [[Tyranid]] planetary assimilation.  These spores have a threefold purpose{{Fn|1}}:
*To accelerate plant growth; this helps in reclamation of organic materials in the soil.
*To poison plant and animal life, making it useless as a food source; this weakens resistance.
*To break down cells to help in digestion by the [[Hive Fleet]].