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Creator:: Hart, John M. (John Mervyn), 1947-
Abstract:: Revised August 1990. Reprinted May 1998. This publication was replaced by OSU Extension publication EM 9057 & EM 9060. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://catalog.extension.oregonstate.edu
Resource Type:: Technical Report
Full Text:: industrial was may supplement the nutrient needs of most crops. In m situations, because of guaranteed

Creator:: Vomocil, James A. and Hart, John M. (John Mervyn), 1947-
Abstract:: Most irrigation water in Oregon is of excellent quality. Occasionally a deep well yields water that is too salty for irrigation, or contains constituents that are detrimental to plants or soils. Water can be of poor quality for irrigation because of the amount of impurity (salt) it contains or the...
Resource Type:: Technical Report
Full Text:: d st t e nd ng e ow ity: r M ost irrigation water in Oregon is of excellent quality

Creator:: Hart, John M. (John Mervyn), 1947- and Butler, M. D. (Marvin D.)
Abstract:: Central Oregon is the primary U.S. hybrid carrot seed production area, supplying seed to the domestic fresh market carrot industry. Approximately 85 percent of the hybrid carrot seed planted in the United States is grown in Jefferson and adjoining counties. The Madras and Culver areas support most of the carrot...
Resource Type:: Technical Report
Full Text:: Oregon) J. Hart and M. Butler Central Oregon is the primary U.S. hybrid carrot seed production area

Creator:: Hart, John M. (John Mervyn), 1947-, Mansour, N. S., Hemphill, D. D., and Mack, H. J. (Harry John), 1926-
Abstract:: Good management practices are essential if optimum fertilizer responses are to be realized. These practices include use of recommended varieties, selection of adapted soils, weed control, disease and insect control, good seedbed preparation, proper seeding methods, and timely harvest. Because of the influence of soil type, climatic conditions, and other...
Resource Type:: Technical Report
Full Text:: d. d ar es p th els a ). n of d- m of di il d a e. i- s, duc- ely. e a cen- t are

Creator:: Young, William C. (William Clyde), Hart, John M. (John Mervyn), 1947-, and Oregon State University. Extension Service
Resource Type:: Technical Report

Creator:: Oregon State University. Extension Service, Christensen, Neil Walter, 1944-, and Hart, John M. (John Mervyn), 1947-
Abstract:: Published January 1973. A more recent revision exists. 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
Resource Type:: Other
Full Text:: . Christensen, professor of soil have been successfully implemented science, and John M. Hart, Extension 4 by

Creator:: Gardner, Ernest Hugh, Hart, John M. (John Mervyn), 1947-, and Oregon State University. Extension Service
Abstract:: Published January 1973. 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
Resource Type:: Other
Full Text:: Hart, John. c.3 How to take a soil sample and why How to take a soil sample... and why A good soil

Creator:: Hart, John M. (John Mervyn), 1947- and Oregon State University. Extension Service
Abstract:: Reprinted March 1997. 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
Resource Type:: Technical Report
Full Text:: : John Hart, Extension Soil Science Specialist Department of Crop and Soil Science Ag & Life Sciences

Creator:: Hart, John M. (John Mervyn), 1947-, McNeilan, Ray, and Oregon State University. Extension Service
Abstract:: Reprinted January 1995. Revised from two publications from two publications prepared by several OSU Extension specialists and agents. This publication replaces FG 61, Using Wood Ashes in the Home Garden, and FG 66, Fertilizing Home Gardens.
Resource Type:: Technical Report
Full Text:: , (Oregon State University, Corvallis, reprinted 1994). 500 Hart, John, Fertilizer and Lime Materials, FG

Creator:: Gardner, Ernest Hugh, Hart, John M. (John Mervyn), 1947-, Hannaway, David B., and McGuire, William S.
Abstract:: Revised May 1983. Reprinted January 2000. 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
Resource Type:: Technical Report

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