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作者	Swingle, Walter T. (Walter Tennyson), 1871-1952.

题名 New citrus hybrids / by Walter T. Swingle, T. Ralph Robinson, and E.M. Savage.

出版资料	Washington, D.C. : U.S. Dept. of Agriculture, 1931.

载体形态	20 p., [7] leaves of plates : ill. (some col.) ; 23 cm.
丛编	Circular / United States Department of Agriculture ; no. 181
	Circular (United States. Department of Agriculture) no. 181.
Notes	Cover title.
With:	Bound With: Suggestions for the improvement of old bank dairy barns.
Bibliography	Includes bibliographical references (p. 18-19).
主题	Citrus -- Varieties.
其它责任者	Robinson, T. Ralph.
	Savage, E. M. (Edward Morris), 1881-
政府出版物号	A 1.4/2:181