The peppermint industry is the largest commercial herb industry
in the United States. Oregon is the largest peppermint producing
state with nearly 60 percent of the total United States peppermint
oil production. There is a need for economic information about current
and future prospects for the national peppermint industry as...
Published October 1925. 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/catalog
Because irrigation can overcome reliance on rainfall, in the past 40 years the majority of peppermint acreage has moved to irrigated regions of the Pacific Northwest.
Published April 1980. 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/catalog
Peppermint was introduced into central Oregon in 1955. (The acreage devoted to this crop has been steadily expanding.) Additional experiments are needed on this crop to determine the effects of fertilizer placement and time of application.
Revised March 1982. 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/catalog
Published April 1980. 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/catalog
The efficiencies of wet sieving/sucrose
centrifugation (WS/SC) recovery of Pratylenchus penetrans
(59 %), Paratylenchus sp., (80 %), and Criconemella
xenoplax (66 %) were established. Baermann funnels (BF)
recovered significantly more P. penetrans (p = 0.01) and
significantly less (p = 0.01) C. xenoplax than did WS/SC.
While densities of P....