ANKARA, March 22 (Reuters) - The downgrading of Turkey's outlook by ratings agency Moody's was a rushed and biased decision that came at a wrong time, Turkish Finance Minister Naci Agbal said on Wednesday.

Moody's last week cut its outlook for Turkey to "negative" from "stable", citing continuing erosion of its institutional strength - the latest hit for an emerging market struggling to win back investor favour.

Agbal made the comments during an interview on broadcaster TGRT Haber.

(Reporting by Ece Toksabay and Tuvan Gumrukcu) ((tuvan.gumrukcu@tr.com; +903122927021; Reuters Messaging: tuvan.gumrukcu.thomsonreuters.com@reuters.net))