APLIKASI PROBIOTIK Bacillus sp. DAN Pseudomonas sp. TERHADAP AMONIA, TOTAL BAKTERI DAN KELULUSHIDUPAN PADA PEMELIHARAAN UDANG VANAME (Litopenaeus vannamei) APPLICATION OF Bacillus sp. AND Pseudomonas sp. PROBIOTIC ON AMMONIA, TOTAL BACTERIA AND SURVIVAL RATE OF WHITE SHRIMP (Litopenaeus vannamei) CULTURE - NUDHAR SAKINTA, 141411131143 (2019)