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W J Beal的作品

Cover for W J Beal · Care of Grasslands - with Information on Rotation, Irrigation, and Use of Manure on Meadows and Pastures (Paperback Book) (2011)

Care of Grasslands - with Inform... (2011)

Cover for W J Beal · The Biology of Grasses - with Information on the Roots, Stems, Cells and Other Aspects of Grass Biology (Paperback Book) (2011)

The Biology of Grasses - with In... (2011)

Cover for W J Beal · Grasses of North America for Farmers and Students. Comprising of Chapters on Their Pysiology, Selection, Cultivation, Management of Grass Lands (Paperback Book) (2009)

Grasses of North America for Far... (2009)