Corn futures are trading higher at midsession. Support is being generated from stronger than expected weekly export sales of 40.5 million bushels and forecasts for more rainfall in the Midwest that will slow harvest progress. Also, Chinese officials have stated that it is unlikely they will export much corn in the near future. December is 5 1/2 cents higher at $2.54 1/2 and March is 5 cents higher at $2.67 1/4.

Soybean futures are higher at midday. Strong weekly export sales and slow early season harvest progress have sparked a strong fund led rally. Weekly export sales of 28 million bushels were above pre-report trade expectations. Cool weather and forecasts for rain in the Midwest will continue to limit harvest activity. November is 10 cents higher at $5.59 1/4 and January is 9 3/4 cents higher at $5.72.

Wheat futures are trading higher at midday. Export news is supporting prices with technical buying extending gains. Weekly export sales of 19.1 million bushels were above trade expectations and optimism remains that Iraq will be in the market soon with the trade minister and head of the state wheat importer visiting the U.S. CBOT Dec is up 11 1/2 cents at $4.19 1/4, KCBT Dec is 5 1/4 cents higher at $4.81 1/2, and MGE Dec is 6 1/4 cents higher at $4.62.

Cattle futures are trading higher at midsession. Short-covering is supporting prices following yesterday's losses as traders prepare for the Cattle on Feed report due out on Friday. However, declining beef prices and expectations for lower cash trade this week are limiting gains. October is 40 cents higher at $89.45 and December is 25 cents higher at $89.10.

Lean hog futures are trading mixed at midday. Recent losses have triggered some short-covering, but weaker pork cutout values and lower cash bids are limiting buying interest. Rising hog weights and ample hog numbers are expected to keep pork supplies heavy and cutout values in check. October is 23 cents lower at $63.95 and December is 8 cents higher at $61.35.