War takes over from pandemic as driver of uncertainty.

Decree would block millions of tonnes of corn imports from United States.

Analyst outlook dependent on trade, weather patterns.

At 10.74 million tonnes, harvest would be lowest since 1990.

Production surpasses 15 million tonnes for third consecutive year.

Country has exported 30% less year on year despite Black Sea Grain Initiative.

Higher corn, input prices impact third-quarter earnings for specialty ingredients firm.

Increased 3% in October with wheat, maize prices leading the way.

USDA report slightly drops 2022-23 outlook to 19.9 million tonnes.