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KERAGAMAN KEHIDUPAN di dalam tanah (Minggu II)_pptx

KERAGAMAN KEHIDUPAN di dalam tanah (Minggu II)_pptx

KERAGAMAN KEHIDUPAN di dalam tanah (Minggu II)_pptx

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5. Kandungan air (pengeringan) Setiap mikroba memerlukan kandungan air bebastertentu untuk hidupnya, biasanya <strong>di</strong>ukur denganparameter aw (water activity) atau kelembaban relatif.Mikroba umumnya dapat tumbuh pada aw 0,998-0,6.bakteri umumnya memerlukan aw 0,90-0,999.

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