NALDC

Main content area

MLA

Skinner, J. J. Experiments with nitrogen fertilizers on cotton soils . U.S. Dept. of Agriculture, 1934.

APA

Skinner, J. J. (1934). Experiments with nitrogen fertilizers on cotton soils. U.S. Dept. of Agriculture.

Chicago

Skinner, J. J. Experiments with nitrogen fertilizers on cotton soils . U.S. Dept. of Agriculture, 1934.