* The United Nations backed Turkey and Ukraine by calling
for a
120-day rollover of an agreement allowing the safe export of
grain from several Ukrainian Black Sea ports after Russia said
it would only extend the pact for 60 days.
* CBOT May soft red winter wheat settled down 3-3/4
cents at
$6.99 per bushel.
* K.C. May hard red winter wheat last traded
unchanged at
$8.19-3/4 a bushel and MGEX May spring wheat last traded
down 5-3/4 cents at $8.46-3/4 at the close.
* Major U.S. stock indexes were trading higher in choppy
trade as
investors remained nervous about the economic outlook despite
the Swiss central bank's lifeline for Credit Suisse.
* The USDA also reported weekly export sales for U.S. wheat
that
were in line with expectations.
(Reporting by Cassandra Garrison; editing by Grant McCool)