APLIKASI Bacillus DAN Pseudomonas TERHADAP KELIMPAHAN PLANKTON, N/P RATIO, DAN AMONIA PADA PEMELIHARAAN UDANG VANAME (Litopenaeus vannamei) = THE APPLICATION OF Bacillus AND Pseudomonas TOWARDS PLANKTON ABUDANCE, N/P RATIO, AND AMMONIA IN THE REARING OF WHITE SHRIMP (Litopenaeus vannamei) - MEIDIANA SALSABILA, 141511133135 (2019)