Variation of sugar maple sap yield and its influence on experimental design /
by Barton M. Blum and Carter B. Gibbs.

APA Citation

Blum, B. M., Gibbs, C. B. (Carter Bradley). (1968). Variation of sugar maple sap yield and its influence on experimental design. Upper Darby, Pa.: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture.

MLA Citation

Blum, Barton M, and Carter B. (Carter Bradley) Gibbs. Variation of Sugar Maple Sap Yield And Its Influence On Experimental Design. Upper Darby, Pa.: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968.