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Oregon vegetable digest ; Vol. 21 No. 2
Oregon State University. Agricultural Experiment Station; Crowell, H. H.; Frazier, W. A.; Baggett, James R.; Mack, H. J.; Varseveld, George; Vaughan, E. K.; Mansour, N. S.
Published April 1972. 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
Subject:Vegetable gardening -- Oregon Cole crops -- Diseases and pests Maggots -- Control Lettuce -- Varieties
