### Chinese: 青海省农业农村厅副厅长杨林介绍，截至目前，青海湖裸鲤已累计实施人工增殖放流近1.8亿尾，对青海湖裸鲤资源恢复的贡献率超过23 % 。
### English: Yang Lin, deputy director of the Department of Agriculture and Rural Affairs of Qinghai Province, introduced that up to now, nearly 180 million koi in Qinghai Lake have been artificially proliferated and released, and the contribution rate to the restoration of koi resources in Qinghai Lake has exceeded 23%.
### Errors: There is a minor error at "put". There is a minor error at "director". There is a minor error at "koi". There is a minor error at "prolifera". There is a minor error at "rate".

### Improved English: Yang Lin, Deputy Director General of Department of Agriculture and Rural Affairs of Qinghai Province, introduced that up until now, nearly 180 million gymnocypris przewalskii have been artificially reproduced and released, contributing more than 23% to the recovery of gymnocypris przewalskii resources.