Kemampuan biodegradasi naftalena oleh bakteri pseudomonas sp. SM 1_7 pada medium bushnell-haas dengan penambahan naftalena 0,02% dan yeast extract 0,5% = Biodegradation of naphthalene by pseudomonas sp. SM 1_7 bacteria on bushnell-haas medium with the addition of 0.02% naphthalene and 0.5% yeast extract