Investing.com - U.S. corn, soybean and wheat futures all traded near multi-week highs on Wednesday, as a slowdown in the pace of the U.S. harvest last week continued to support prices.
On the Chicago Mercantile Exchange, US corn for December delivery traded at $3.6788 a bushel during U.S. morning hours, up 3.25 cents, or 0.89%.
Corn futures rose to $3.7160 a bushel on Tuesday, a level not seen since July 18, before trimming gains to settle at $3.6440, up 1.4 cents, or 0.41%.
According to the U.S. Department of Agriculture, nearly 46% of the U.S. corn harvest was completed as of October 26, significantly below the five-year average of 65% for this time of year.
Meanwhile, US soybeans for January delivery tacked on 11.88 cents, or 1.17%, to trade at $10.2650 a bushel.
Prices of the oilseed hit $10.4100 a bushel on Tuesday, the most since August 25, before paring gains to end at $10.1500, up 2.2 cents, or 0.22%.
Approximately 70% of the U.S. soy harvest was completed as of last week, below the five-year average of 76% for this time of year, according to the USDA.
Elsewhere on the CBOT, US wheat for December delivery advanced 3.12 cents, or 0.59%, to trade at $5.3463 a bushel.
A day earlier, wheat prices tacked on 8.0 cents, or 1.53%, to close at $5.3060 a bushel.
Wheat prices were boosted amid concerns over the health of the harvest in major growers Russia and Australia.
Corn is the biggest U.S. crop, followed by soybeans, government figures show. Wheat was fourth, behind hay.