00000nz  a2200000n  4500
001  KSH1999017621
005  19990324005846
008  990324 n azknn|abn          |a a|a    | 
150  ▼a낙산 발효[酪酸醱酵]▲
450  ▼a부티르산 발효[--酸醱酵]▲
450  ▼wr▼i영어▼abutyric acid fermentation▲
550  ▼a낙산균[酪酸菌]▲
550  ▼a부티르산[--酸]▲