Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 実用段階に達したカイコの凍結保存技術とその有用性/Development of the Long-term Cryopreservation Method for the Silkworm - YouTube