Ford M. Milam, 66 a retired official of the Foreign Agricultural Service of the Department of Agriculture, died of cancer Sunday at the Malcolm Grow Medical Center at Andrews Air Force Base.

Dr. Milam was born in Calvin, W.Va. He earned bachelor's and master's degrees in agriculture from the University of West Virginia in the 1930s and a doctorate in agriculture from North Carolina State University in 1953.

He was an officer in the Army Air Corps during World War II and served in the Pacific. After the war, he was assigned to military government in Korea and began his career in foreign agricultural affairs at that time. In 1949 he was transferred to El Salvador and then to Israel and India.

In 1955, he was assigned to Monrovia, Liberia, and was responsible for reporting on agricultural developments in 14 West African countries. In 1959, he was named agricultural attache in the U.S. Embassy in Brazil and held that post for five years. From 1964 to 1967, he worked with the Food and Agricultural Organization of the United Nations in Brazil. From 1967 to 1971, he was agricultural attache in the U.S. Embassy in Portugal.

From 1973 to 1976, Dr. Milam was the European director of the U.S. Feed Grain Council with headquarters in The Netherlands. He then returned to Washington, where he headed the office of the Holstein-Friesian cattle association. He lived in Alexandria.

Dr. Milam held a commission in the Air Force reserves until 1973, when he retired with the rank of lieutenant colonel.

Dr. Milam was a member of the American Farm Economic Association, the American Society of Agronomy, the U.S. Soil Science Society, the American Statistical Association and the Retired Officers Association.

In 1971, Dr. Milam was assigned to Washington, where he worked in the livestock and livestock products division of the Foreign Agricultural Service. He retired from Agriculture in 1973. He received the department's Superior Service Award in 1957.

Survivors include his wife, Maria Carmen, of Alexandria; three sons, Roger and Kurt, both of Baltimore, and James, of Helena, Ark.; a daughter, Lisa, also of Helena; four brothers, Howard, of Clearwater, Fla., Sterling, of Huntington, W.Va., and Dennis and Robert, both of Craigsville, W.Va.; two sisters, Zela Reaser, of Glenville, W.Va., and Lora Moore, of Phoenix, Ariz., and two grandchildren.