Add to ORKGPublished April 1937. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalo
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Reprinted July 1984. Facts and recommendations in this publication may no longer be valid. Please l...
Published January 1901. Facts and recommendations in this publication may no longer be valid. Please...
Published June 1936. Facts and recommendations in this publication may no longer be valid. Please lo...
Published January 1944. Facts and recommendations in this publication may no longer be valid. Please...
Revised March 1947. Facts and recommendations in this publication may no longer be valid. Please lo...
Published December 1940. Facts and recommendations in this publication may no longer be valid. Pleas...
Published 1914. Facts and recommendations in this publication may no longer be valid. Please look fo...
Published October 1941. Facts and recommendations in this publication may no longer be valid. Please...
Published July 1955. Facts and recommendations in this publication may no longer be valid. Please lo...
Published June 1947. Facts and recommendations in this publication may no longer be valid. Please lo...
Published February 1933. Facts and recommendations in this publication may no longer be valid. Pleas...
Published August 1953. Facts and recommendations in this publication may no longer be valid. Please ...
Published December 1941. Facts and recommendations in this publication may no longer be valid. Pleas...
Published June 1932. Facts and recommendations in this publication may no longer be valid. Please lo...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Reprinted July 1984. Facts and recommendations in this publication may no longer be valid. Please l...
Published January 1901. Facts and recommendations in this publication may no longer be valid. Please...
Published June 1936. Facts and recommendations in this publication may no longer be valid. Please lo...
Published January 1944. Facts and recommendations in this publication may no longer be valid. Please...
Revised March 1947. Facts and recommendations in this publication may no longer be valid. Please lo...
Published December 1940. Facts and recommendations in this publication may no longer be valid. Pleas...
Published 1914. Facts and recommendations in this publication may no longer be valid. Please look fo...
Published October 1941. Facts and recommendations in this publication may no longer be valid. Please...
Published July 1955. Facts and recommendations in this publication may no longer be valid. Please lo...
Published June 1947. Facts and recommendations in this publication may no longer be valid. Please lo...
Published February 1933. Facts and recommendations in this publication may no longer be valid. Pleas...
Published August 1953. Facts and recommendations in this publication may no longer be valid. Please ...
Published December 1941. Facts and recommendations in this publication may no longer be valid. Pleas...
Published June 1932. Facts and recommendations in this publication may no longer be valid. Please lo...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Reprinted July 1984. Facts and recommendations in this publication may no longer be valid. Please l...
Published January 1901. Facts and recommendations in this publication may no longer be valid. Please...