An encyclopædia of agriculture : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property : and the cultivation and economy of the animal and vegetable productions of agriculture, including all the latest improvements : a general history of agriculture in all countries : and a statistical view of its present state, with suggestions for its future progress in the British Isles /

Advertisements p. [1-2] at end and 16 p. of advertisements inserted at front.

Reproduction of farm animals and their improvement through testing and selection,

Mode of access: Internet.

The improvement of the farm egg /

"September 12, 1913."

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 /

"Issued January 1938."

The National poultry improvement plan /

"Issued January 1938."

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."

The National poultry improvement plan /

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

The National turkey improvement plan /

"Emblem authorized for use by official State agencies and industry members to signify cooperation in the National Turkey Improvement Plan."

The National turkey improvement plan /

"Emblem authorized for use by official State agencies and industry members to signify cooperation in the National Turkey Improvement Plan."

The National turkey improvement plan /

"Emblem authorized for use by official State agencies and industry members to signify cooperation in the National Turkey Improvement Plan."

The National turkey improvement plan /

"In cooperation with representatives of the official state agencies, the National Turkey Federation, and turkey breeders and hatcheries."

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

"December 1944."