A guide for identification of verticillium wilt in alfalfa
By: Peaden, R.N, and A.A. Christen
Contributors: Christen, A. A; United States. Agricultural Research Service
Series: Agriculture information bulletin -- no. 456
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1984
Place of publication: [Beltsville, Md.]; Washington, D.C
Language: eng
Subjects: Alfalfa -- Diseases and pests -- United States
Notes: "September 1984"--T. p. verso

Bibliography: p. 8-9