00000nz  a2200000n  4500
001  KSH1999010834
005  20021213000000
008  990309 n azknn|abn          |a a|a    | 
150  ▼a토양 오염 방지[土壤汚染防止]▲
450  ▼wr▼i독일어▼aVerhutung der Bodenverunreinigung▲
450  ▼wr▼i불어▼aprevention contre la pollution du sol▲
450  ▼wr▼i영어▼aprevention of soil pollution▲
450  ▼wr▼i일본어▼a土壤汚染防止▲
550  ▼wg▼a환경 보전[環境保全]▲
550  ▼wg▼a환경 보존[環境保存]▲
550  ▼a멀칭[mulching]▲
550  ▼a수질 오염[水質汚染]▲
550  ▼a토양 오염[土壤汚染]▲