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Creator:: Hart, John M. (John Mervyn), 1947- and Oregon State University. Extension Service
Abstract:: Soil testing and plant analysis aid commercial growers, gardeners, and homeowners in making decisions about fertilizing or applying soil amendments. This fertilizer guide lists a variety of laboratories serving Oregon, and provides specific information about laboratory services.
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- 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-, 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:: Vomocil, James A., Hart, John M. (John Mervyn), 1947-, and Oregon State University. Extension Service
Abstract:: Poor quality water or an inadequate supply of water can take the pleasure from country living. Problems with quantity or quality of domestic water occur all over Oregon.
Resource Type:: Technical Report
Full Text:: these possible uses: James Vomocil, Extension soil scientist emeritus, and John Hart, Extension soil

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:: Hart, John M. (John Mervyn), 1947-, Robotham, Michael, Gardner, Ernest Hugh, and Oregon State University. Extension Service
Abstract:: Laboratory soil tests will help you develop and maintain more productive soil and increase crop production by providing information on the available nutrient content of your soil. Soil testing helps you select the correct kind and amount of fertilizer and liming material. Recommendations are based on the results of fertilizer...
Resource Type:: Technical Report
Full Text:: , Clackamas County, and John Hart, Extension soil science specialist; Oregon State University. This

Creator:: Strik, Bernadine C. (Bernadine Cornelia), 1962-, Hart, John M. (John Mervyn), 1947-, and Oregon State University. Extension Service
Abstract:: Published 1991. Reprinted October 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:: , Extension berry crops specialist; and John Hart, Extension soil scientist; Oregon State University

Creator:: Hart, John M. (John Mervyn), 1947-, McNeilan, Ray A., and Oregon State University. Extension Service
Abstract:: Plants need an adequate level of nutrients to thrive. This publication will help you ensure that your plants receive ample levels of all nutrients for optimum yield, quality, and aesthetic value.
Resource Type:: Technical Report
Full Text:: naturally “heavy” due to high clay content. 1 s John Hart, Extension soil scientist; and Ray McNeilan

Creator:: Oregon State University. Extension Service, Christensen, Neil Walter, 1944-, and Hart, John M. (John Mervyn), 1947-
Abstract:: Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Goetze, N.R., M. Stoltz, T.L. Jackson, and R.S. Karow. 1996. Growing Winter Wheat on Poorly Drained

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