AGRIS - Système international des sciences et technologies agricoles

Date de publication

Résultats 1-9 de 9


An objective method for determining certain fundamental principles in secondary agricultural education Texte intégral

1921

Higbie, Edgar Creighton,

The Biodiversity Heritage Library - United Kingdom




USDA Office of the General Counsel legislative histories | Office of the General Counsel | United States. Department of Agriculture. Office of the General Counsel Texte intégral

1921 | 1971-1991

National Agricultural Library - United States of America

Oscar Clemen Stine papers, 1921-1957 | Oscar Clemen Stine papers Texte intégral

1921

Stine, O. C. (Oscar Clemen)

National Agricultural Library - United States of America


USDA Bureau of Human Nutrition and Home Economics records, 1921-1972, bulk 1950-1970 | United States Department of Agriculture Bureau of Human Nutrition and Home Economics records Texte intégral

1921-1972

National Agricultural Library - United States of America