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Citation: D. Hanson et al., SOIL ANALYSIS - WESTERN STATES PROFICIENCY TESTING PROGRAM FOR 1996, Fresenius' journal of analytical chemistry, 360(3-4), 1998, pp. 348-350

Authors: NORMANDIN V KOTUBYAMACHER J MILLER RO

Citation: V. Normandin et al., MODIFICATION OF THE AMMONIUM ACETATE EXTRACTANT FOR THE DETERMINATIONOF EXCHANGEABLE CATIONS IN CALCAREOUS SOILS, Communications in soil science and plant analysis, 29(11-14), 1998, pp. 1785-1791

Authors: JAMES DW KOTUBYAMACHER J ANDERSON GL HUBER DA

Citation: Dw. James et al., PHOSPHORUS MOBILITY IN CALCAREOUS SOILS UNDER HEAVY MANURING, Journal of environmental quality, 25(4), 1996, pp. 770-775

Authors: MILLER RO KOTUBYAMACHER J DELLAVALLE NB

Citation: Ro. Miller et al., A PROFICIENCY TESTING PROGRAM FOR THE AGRICULTURE LABORATORY INDUSTRYRESULTS OF THE 1994 PROGRAM, Communications in soil science and plant analysis, 27(3-4), 1996, pp. 451-461

Authors: KOTUBYAMACHER J AMACHER MC

Citation: J. Kotubyamacher et Mc. Amacher, COMPARISON OF 3 METHODS FOR DETERMINING TOTAL ALKALINITY IN NATURAL-WATERS, INTercom, (480), 1995, pp. 1

Authors: AMACHER MC BROWN RW KOTUBYAMACHER J WILLIS A

Citation: Mc. Amacher et al., ADDING SODIUM-HYDROXIDE TO STUDY METAL REMOVAL IN A STREAM AFFECTED BY ACID-MINE DRAINAGE, INTercom, (465), 1993, pp. 1-210000017