A series of diagrams which show graphically the monthly averages and the variation of the more important factors which are taken into consideration in the grading of commercial corn ...
based on the analyses of samples representing the receipts at terminal markets and shipments from country elevators covering a period mainly from October 1909, to May 1913, inclusive.

APA Citation

United States. Bureau of Plant Industry. (1913). A series of diagrams which show graphically the monthly averages and the variation of the more important factors which are taken into consideration in the grading of commercial corn ..: based on the analyses of samples representing the receipts at terminal markets and shipments from country elevators covering a period mainly from October 1909, to May 1913, inclusive. Washington: Govt. print. off..

MLA Citation

United States. Bureau of Plant Industry. A Series of Diagrams Which Show Graphically the Monthly Averages And the Variation of the More Important Factors Which Are Taken Into Consideration In the Grading of Commercial Corn ..: Based On the Analyses of Samples Representing the Receipts At Terminal Markets And Shipments From Country Elevators Covering a Period Mainly From October 1909, to May 1913, Inclusive. Washington: Govt. print. off., 1913.