Table of Contents
Articles
Miduk Tampubolon, Yusni Ikhwan Siregar, Sofyan Husein Siregar
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45-51
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Muhammad Hidayatuddin, Usman M Tang, Rifardi Rifardi
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52-64
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Analisis kepadatan bakteri coliform di Sungai Siak (sekitar perumahan sari residence Kota Pekanbaru)
Arief Mubyarso, Yusni Ikhwan Siregar, Sofyan Husein Siregar
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65-72
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Said Muhammad Qadry, Zulfan Saam, Dessy Yoswaty
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73-82
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Syifa Murtaja, Bintal Amin, Thamrin Thamrin
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83-88
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