A red stag stands with his herd the early morning fog in Richmond Park on October 11, 2008 in London, England. (Dan Kitwood/Getty Images) #

Red deer stags clash in the fog in Richmond Park on October 11, 2008 in London, England. (Dan Kitwood/Getty Images) #

Heavy clouds appear over the skyline along Back Cove in Portland, Maine, on Tuesday, Oct. 14, 2008. The fall foliage is near its peak in the southern zones.(AP Photo/Pat Wellenbach) #

Joe Raben harvests corn on land he farms with his father and uncle October 4, 2008 near Carmi, Illinois. A recent tumble in the price of corn and soybeans combined with the rising cost of seed, fuel, and land rents have many Midwestern farmers concerned. (Scott Olson/Getty Images) #

Kenyan farmers pick through their maize crop in a field in the village of Kapsimatwa near the Rift Valley town of Bomet in western Kenya on September 9, 2008. The fertile fields of Kenya's western Bomet region are set for better returns with a novel World Food Programme plan launched Wednesday to buy surplus maize directly from local farmers. (YASUYOSHI CHIBA/AFP/Getty Images) #

Farmer Zhao Xuezhi works in front of stacks of corn in Gu'an county, Hebei province, October 10, 2008. (REUTERS/Jason Lee) #

Sunlight catches leaves on trees as the early morning mist lingers in a valley near Bath on October 9 2008 in Somerset, England. Many parts of the country are beginning to see the first signs off autumn after one of the wettest summers on record. (Matt Cardy/Getty Images) #

Wheat grows in a field in Cheshire, northern England, September 11, 2008. Farmers leaders fear food prices could rise further because exceptionally wet weather has led to delays in harvesting crops, local media reported. (REUTERS/Phil Noble) #

A farmer carries a bundle through a field on the outskirts of Shenyang, Liaoning province, China on October 12, 2008. (REUTERS/Stringer) #

A Myanmar farmer carries rice seedlings for planting in Pathein, 200km west of Yangon on October 10, 2008. Myanmar's government has said it needs 243 million USD to buy rice seed and fertilisers, and repair farms ruined by the May 3 cyclone, the UN's Food and Agriculture Organisation (FAO) said. (KHIN MAUNG WIN/AFP/Getty Images) #

This photo provided by Grandfather Mountain shows the peaks of Grandfather Mountain awash with the colors of fall leaves in Linville, N.C., Friday, Oct. 10, 2008. Fall color in the high North Carolina Mountains is nearing its peak. (AP Photo/Grandfather Mountain, Helen Hopper) #

A worker uses a harvester to collect the cotton at a farm in Manasi, far west China's Xinjiang region on October 11, 2008. China has long been the world’s largest cotton producer and consumer, but in recent years its soaring economy and global textile trade liberalization have driven its cotton imports far beyond any other market.(STR/AFP/Getty Images) #

A worker stacks cotton at a cotton purchase station in Manas county, Xinjiang Uighur Autonomous Region October 11, 2008. Xinjiang Uighur Autonomous Region, the largest cotton producing region in China, plans to expand wheat and corn planting areas while cutting down cotton sown areas, Xinhua News Agency said. (REUTERS/China Daily) #

A Palestinian woman sorts olives during the harvest in a grove next to Israel's separation barrier near the West Bank village of Abu Dis, on the outskirts of Jerusalem, Wednesday, Oct. 8, 2008. Olives are a staple for many local farmers that also use them to make oil. (AP Photo/Ashraf Abu Turk) #

A couple walks on a bridge past the Isar river on October 10, 2008 in Munich, southern Germany. (JOERG KOCH/AFP/Getty Images) #

In this photo provided by the Wisconsin State Cranberry Growers Association, Darren Storkel drives a raking machine near Tomah, Wis., Monday, Oct. 6, 2008, during the fall cranberry harvest. The U.S. Department of Agriculture projects that Wisconsin will yield 3.85 million barrels of cranberries, nearly a 4 percent increase over last year's crop. (AP Photo/Wisconsin State Cranberry Growers Association, Andy Manis) #

A worker stirs up more than 2,000 lbs of Ocean Spray cranberries in a 1500 square foot free standing bog in front the Rockefeller Center October 7, 2008. Ocean Spray is having a tour across America to show off the beauty of the cranberry harvest. (TIMOTHY A. CLARY/AFP/Getty Images) #

Picture taken on Ocotber 12, 2008 shows a Belarussian collective farm worker harvesting cranberries 300 km south west of Minsk in the town of Selishche. Throughout Belarus crops are being harvested this autumn on collective farms such as this one. (ALEXEY GROMOV/AFP/Getty Images) #

A boy finishes lighting a patch of jack-o-lanterns at the Camp Sunshine Maine Pumpkin Festival, Saturday, Oct. 4, 2008, in Cumberland, Maine. Volunteers tried to beat the Guinness Record for most lit jack-o-lanterns. They managed to light just over 23,000 pumpkins. The record is 30,128. Camp Sunshine is a Maine based national retreat for children with life threatening illnesses and their families. (AP Photo/Robert F. Bukaty) #

A man lays his hand on an oversized pumpkin at the 35th Annual Safeway World Championship Pumpkin Weigh-Off October 13, 2008 in Half Moon Bay, California. Thad Starr of Pleasant Hill, Oregon took the top honor at tihis years pumpkin weigh-off with his pumpkin coming in at 1528 pounds, earning his $6 per pound in prize money for a total of $9168. (Justin Sullivan/Getty Images) #

Farm workers use a forklift to unload boxes of pumpkins coming in from the fields at the Will-O-Bett Farm East Berwick, Pa., Tuesday afternoon, Oct. 14. 2008, before they are stacked and loaded onto trucks for shipping up and down the east coast from the Carolinas to Massachusetts. Each box contains 40 pumpkins and the farm has been picking this year's crop for the past six weeks. (AP Photo/Bloomsburg Press Enterprise, Jimmy May) #

Jonathan Kimberly, 13, loads a pumpkin in the sling which will launch it into the next field, Wednesday, Sept. 24, 2008 in Newton, N.J.. One New Jersey farm has a special attraction to go with the season's hay rides and corn mazes: giant pumpkin catapult. A group of middle school students who became obsessed with the medieval weapon asked northern New Jersey farmers Anthony and Heidi Lentini if they could use physics to fling the big orange squash.(AP Photo/The New Jersey Herald, Anna Murphey) #

"Turk Turkee" makes her presence known on the grounds of the Harvard Business School in Boston, MA on October 8th, 2008. (Pat Greenhouse / Globe Staff) #

Seasonal workers gather grapes during the harvest at a vineyard near the central German town of Bensheim on September 29, 2008. The sunny weather and cold nights over the last weeks allowed perfect ripening of the grapes in the region this year. (THOMAS LOHNES/AFP/Getty Images) #

A farmer harvests bok choy in a field on October 12, 2008 in Wuhan of Hubei Province, China. (China Photos/Getty Images) #

A woman cuts a bunch of grapes during a harvest near the Georgian town of Sagarejo some 50 km (31 miles) east of Tbilisi October 3, 2008. (REUTERS/David Mdzinarishvili) #

A boat with cows and farmers tracks over the Koenigsee Lake during the ceremonial cattle drive on October 4, 2008 in Schoenau am Koenigsee, Germany. At Schoenau the farmers bring their cattle down from the Alpine meadows and drive them with a boat over the Koenigsee Lake every year in autumn, to stay over the winter in sturdy stables. (Johannes Simon/Getty Images) #

Bob McArthur, of Marion, uses a combine to harvest soybeans on Neal Horning's farm in Marion, Iowa, on Satuday, Oct. 4, 2008. Horning has been growing soybeans on his farm for 14 years. Iowa Agriculture Secretary Bill Northey said 2008 has been a trying year for Iowa farmers - record rain fall, record flooding, fitful weather throughout, but most Iowa farmers still have a good chance of finishing with a good year. (AP Photo/The Gazette, Amanda LaRae Larkin) #

On Monday, October 6th, a live wheat field, approximately one quarter of an acre in size, sprouted at New York City's South Street Seaport. The Wheat Foods Council's "Urban Wheat Field Experience," running October 6th through 8th, bought the farm-to-fork journey of America's most-consumed grain to life. (HILARY STEFFENS / PR NEWSWIRE) #

Leaves begin to change color along the Swift River in the White Mountain National Forest in Albany, N.H., Wednesday, Oct. 1, 2008.(AP Photo/Jim Cole) #

Visitors crowd a beer tent at the start of the Oktoberfest beer festival on September 20, 2008 at the "Theresienwiese" in Munich, southern Germany. Organisers of the world's largest folk festival running until 05 October expect up to six million visitors to enjoy Bavarian beer in huge tents and fun rides on the fairgrounds. (AFP PHOTO DDP / JOERG KOCH / LENNART PREISS) #

A waitress carries seven liters of beer at the start of the Oktoberfest beer festival on September 20, 2008 at the "Theresienwiese" in Munich, southern Germany. Organisers of the world's largest folk festival, which ended October 5th, expected up to six million visitors to enjoy Bavarian beer in huge tents and fun rides on the fairgrounds. (AFP PHOTO DDP / LENNART PREISS) #

A man wearing tradional Bavarian clothes raises his beer stein during the start of the Oktoberfest beer festival on September 20, 2008 at the "Theresienwiese" in Munich, southern Germany. (AFP PHOTO DDP / LENNART PREISS) #