Libros de sweet potatoes

1947 Perry's catalogue

Sweetpotato storage 1943

Potato and Sweetpotato in Africa

Sweet potato culture for profit

Cooperative studies of the delayed harvesting of sweetpotatoes

Fertilizer experiments with truck crops in Southern Illinois

Estimation and maintenance of sodium o-phenylphenate concentration in sweetpotato treating solutions

Sweet Potato

Sweet potato culture

Experiments with sweet potatoes

Survey of the chemical composition of cotton fibers, cottonseed, peanuts, and sweetpotatoes

Sweet potatoes

Leeland Farms, quality plants for 1955