00479 a2200181 4500 812040906X 638.2 SAN 22874 36353 San-ming, Wang Silkworm egg production Rome Food and Agriculture Organization of the United Nations 1989 1989 vii,64p. 28cm 111 Silkworms Agriculture and related technologies Insect culture L 50193 50193 0 0 0 0 LEN MKDL MKDL LEN 2009-08-19 0 638.2SAN 53414 2009-08-19 00:00:00 0.00 2016-10-31 L