| 000 | 00413 a2200157 4500 | ||
|---|---|---|---|
| 020 | _a8120411692 | ||
| 082 |
_a638.2 _bPRI |
||
| 090 |
_c22848 _d36322 |
||
| 245 | _aPrinciples and techniques of silkworm breeding | ||
| 260 |
_aNew York _bUnited Nations _c1997 _g1993 |
||
| 300 |
_avi,114p. _c24cm |
||
| 650 | _aInsect culture | ||
| 650 | _aAgriculture and related technologies | ||
| 650 | _aSilkworms | ||
| 942 | _cL | ||
| 999 |
_c50170 _d50170 |
||