The National poultry improvement plan /

"In cooperation with poultry leaders, poultry breeders, and members of the breeder and commercial hatchery industry."

The National poultry improvement plan /

"In cooperation with poultry leaders, poultry breeders, and members of the breeder and commercial hatchery industry."

The National poultry improvement plan /

"In cooperation with poultry leaders, poultry breeders, and members of the breeder and commercial hatchery industry."

Improving poultry through the National Poultry Improvement Plan /

Originally issued July 1938.

Federal poultry research at the agricultural research center, Beltsville, Md. /

"October 1939."

Joint municipal and industrial wastewater treatment in rural communities : simulation analysis with poultry processing plants /

Issued Mar. 1980.

Directory of U.S. Register of Merit sires and dams qualifying under the National Poultry Improvement Plan, 1941-42 trap-nest record year /

"November 1943."

Directory of U.S. Register of Merit sires and dams qualifying under the National Poultry Improvement Plan, 1942-43 /

"December 1944."

Questions and answers on government inspection of processed fruits and vegetables /

"Issued April 1946."

Poultry disease investigations at the U.S. Regional Poultry Research Laboratory.

"Issued July 1946."

Directory of U.S. Register of Merit sires and dams qualifying under the National Poultry Improvement Plan, 1945-1946 /

Cover title.

The National poultry and turkey improvement plans and auxiliary provisions.

Mode of access: Internet.

Instructions concerning the work of the Field Inspection Division.

At head of title: U.S. Dept. of Agriculture. Bureau of Animal Industry. A.D. Melvin, chief of bureau.

The poultry and egg industry of leading European countries /

Mode of access: Internet.

Report of the Mine Inspection Section and the Mine Rescue Station, Labor Dept.

Other slight variations in title.