00000nz  a2200000n  4500
001  KSH2000027504
005  20000430121024
008  000430 n azknn|abn          |a a|a    | 
150  ▼a모계 선발법[母系選拔法]▲
450  ▼a다부 육종법[多父育種法]▲
450  ▼wr▼i영어▼amaternal line selection▲
550  ▼wg▼a육종(종자)[育種]▲