The Bulgarian feed wheat price has increased sharply since last week as it followed the MATIF wheat futures rally. Consequently, the spread between that and another feed grain CIF Spain has widened, which will certainly impact consumer demand. Milling Wheat The Black Sea market remained about unchanged last week. The farmer selling in Russia and Ukraine is very slow as is customary before the start of the harvest, which is expected to begin in the southern regions in about two weeks. The weather remains unstable in southern Russia with excessive rains that could affect the yield and quality of the wheat if they persist during the harvest period.Tunisia purchased 25,000 MT of optional wheat last week at $189.95/MT CNF for August shipment...