Bulletin / Kansas. State College of Agriculture and Applied Sciences, Manhattan. Engineering Experiment Station.

Mode of access: Internet.

Fertilizer report. Agricultural Experiment Station of the Louisiana State University and A. & M. College

Mode of access: Internet.

Bulletin - Agricultural Experiment Station, North Carolina State College.

Bulletins no. 1-56 appeared in the columns of the Bulletin of the North Carolina Dept. of Agriculture.

Bulletin - Montana State College, Agricultural Experiment Station.

Mode of access: Internet.

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1890

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1894

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1893

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1897

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1900

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1896

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1901

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1898

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1899

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1895

Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

1905