User-agent: GingerCrawler
Disallow: /

User-agent: TurnitinBot
Disallow: /

User-agent: BaiDuSpider
Disallow: /

User-agent: Baidu 
Disallow: /

User-agent: Baiduspider+(+http://www.baidu.com/search/spider.htm)
Disallow: /

User-agent: Baiduspider+(+http://www.baidu.com/search/spider_jp.html) 
Disallow: /