Control of plant bugs in northern alfalfa seed fields
By: / H. McMahon and J.C. Arrand
Contributors: Canada. Dept. of Agriculture. Science Service
Edition: Rev. ed.
Series: Publication (Canada. Dept. of Agriculture) -- 949; Publication -- 949
Publisher: Department of Agriculture
Published: 1956
Place of publication: Ottawa
Language: eng
Subjects: Alfalfa; Luzerne; Lutte contre les Lygus; Lygus; Control; Maladies et fléaux; Diseases and pests
Notes: Cover title.

"Publication 949".

Includes bibliographical references.