Native Grass Seed Production Manual S. Ray Smith Jr. and Stephanie Smith (editors), A Cooperative Publication of the Plant Materials Programs, U.S. Dept. of Ag, natural Resources Conservation Service (NRCS), Ducks Ulimited Canada and Manitoba Forage Seed Association and University of Manitoba., 1997. pp.3-6.

Pasture Development and Management: Course Outline (AGY425-625) Carl S. Hoveland

A.S. Hitchcock. 1950. Manual of Grasses. United States Government Printing Office Washington, DC.

R.H.M. Langer. 1990. Pastures: their ecology and management. Oxford University Press. New York.

S. Bittman, O Schmidt, and T.N. Cramer. Advanced Forage Management: A production guide for coastal British Columbia and the Pacific Northwest. 1999 Pacific Field Corn Association, Agassiz, BC

Florida Forage Handbook. Carrol G. Chambliss, (editor) 1999 University of Florida.

S. Waller, L. Moser, P. Reece. 1985 Understanding Grass Growth: The Key To Profitable Livestock Production. Trabon Printing Co., Inc. Kansas City, Missouri.

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