British grasses and their employment in agriculture /
Armstrong, Sydney Frederick.
British grasses and their employment in agriculture / S. F. Armst rong. - Cambridge : University Press , 1937. - ix, 350p. : ill. ; 23 cm.
"Third edition, 1937."
Includes bibliographical references.
Grasses--Great Britain.
633.2
British grasses and their employment in agriculture / S. F. Armst rong. - Cambridge : University Press , 1937. - ix, 350p. : ill. ; 23 cm.
"Third edition, 1937."
Includes bibliographical references.
Grasses--Great Britain.
633.2