User-Agent: Googlebot
Disallow: /?
Disallow: /katalog/melnicy/valcovaya_melnica_r6avm50/

User-Agent: Yandex
Disallow: /?
Disallow: /katalog/melnicy/valcovaya_melnica_r6avm50/

Host: expressagro.ru 
Crawl-delay: 3
User-Agent: *
Disallow: /?
Disallow: /katalog/melnicy/valcovaya_melnica_r6avm50/