00000nz a2200000n 4500 001 KSH2000030178 005 20000612185146 008 000612 n azknn|abn |a a|a | 150 ▼a배양토[培養土]▲ 450 ▼wr▼i영어▼aridging▲ 550 ▼wg▼a토양[土壤]▲ 550 ▼a배양[培養]▲