Field crop diseases /
Nyvall, Robert F.
Field crop diseases / Robert F. Nyvall. - 3rd ed. - Ames : Iowa State University Press, 1999. - xxx, 1021 p. ; 26 cm.
Rev. ed. of: Field crop diseases handbook. 2nd ed. c1989.
Includes bibliographical references and index.
0813820790
Field crops--Diseases and pests--Handbooks, manuals, etc.
Plant diseases--Handbooks, manuals, etc.
Phytopathogenic microorganisms--Control--Handbooks, manuals, etc.
SB731 / N98 1999
Field crop diseases / Robert F. Nyvall. - 3rd ed. - Ames : Iowa State University Press, 1999. - xxx, 1021 p. ; 26 cm.
Rev. ed. of: Field crop diseases handbook. 2nd ed. c1989.
Includes bibliographical references and index.
0813820790
Field crops--Diseases and pests--Handbooks, manuals, etc.
Plant diseases--Handbooks, manuals, etc.
Phytopathogenic microorganisms--Control--Handbooks, manuals, etc.
SB731 / N98 1999