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3 "Use efficiency of nitrate nitrogen accumulated in plastic film house soils under continuous vegetable cultivation" 29 (29): 347-352, 1996
4 "Soil testing for available phosphorous and electrical conductivity of saturated extract of the green house soils" Kangwon National University 1-44, 2000
5 "Soil science: sustainable production and environmental protection" Oxford University Press 178-285, 1996
6 "Soil and environmental quality" CRC Press 1-418, 2000
7 "Relationship between chemical properties of forest soil solutions and element concentrations in needles of Pinus thunbergii in industrial complexes" 37 (37): 322-328, 2004
8 "Recycling of hydroponic waste solution for red pepper" 24 (24): 24-28, 2005
9 "Natural zeolites and sepiolite as ammonium and ammonia adsorbent materials" 43 : 27-33, 1993
10 "Methods of soil chemical analysis National Institute of Agricultural Science and Technology" 1988
1 "development and verification of theory" 1358-1365, 1991
2 "Use efficiency of nitrate nitrogen accumulated in plastic film house soils under continuous vegetable cultivation" 29 (29): 347-352, 1996
3 "Use efficiency of nitrate nitrogen accumulated in plastic film house soils under continuous vegetable cultivation" 29 (29): 347-352, 1996
4 "Soil testing for available phosphorous and electrical conductivity of saturated extract of the green house soils" Kangwon National University 1-44, 2000
5 "Soil science: sustainable production and environmental protection" Oxford University Press 178-285, 1996
6 "Soil and environmental quality" CRC Press 1-418, 2000
7 "Relationship between chemical properties of forest soil solutions and element concentrations in needles of Pinus thunbergii in industrial complexes" 37 (37): 322-328, 2004
8 "Recycling of hydroponic waste solution for red pepper" 24 (24): 24-28, 2005
9 "Natural zeolites and sepiolite as ammonium and ammonia adsorbent materials" 43 : 27-33, 1993
10 "Methods of soil chemical analysis National Institute of Agricultural Science and Technology" 1988
11 "Groundwater and soil environment of plastic film house fields around central part of Korea" 21 (21): 109-116, 2002
12 "Framework on soil quality indicator selection and assessment for the sustainable soil management" 4 (4): 71-88, 2005
13 "Fate of nitrogen and phosphorous in hydroponic waste solution applied to the upland soils" 24 (24): 132-138, 2005
14 "Electrochemical properties of soils" 10 : 69-84, 2002
15 "Effects of the perforated underdrainage pipe installment on the salt removal in the plastic film house soil" Kangwon National University 1-28, 2004
16 "Effects of soil components and index ion on the surface charge characteristics of some Korean arable soils" 34 (34): 237-244, 2001
17 "E. O. Diffusion kinetics of multinutrient accumulation by mixed-bed ion-exchange resin" 56 : 408-414, 1992
18 "Distribution of labelled nitrogen in the profile of a fertilized sandy soil. Soil Sci. 141" 120-126, 1986
19 "Discussion on dilution factor for electrical conductivity measured by saturation-paste and 1 5 soil to water extract and CEC of Korean soils" 34 (34): 71-75, 2001
20 "Development of mixed-bed ion-exchange resin capsule for water quality monitoring" 47 (47): 344-350, 2004
21 "Development of absorbent-microbe mixture for desalination of green house soils" MOA 1-105, 1997
22 "Competitive adsorption of Cd and Cu on surface of humic acid extracted from peat" 35 (35): 344-351, 2002
23 "Comparison of salinity measurement method of soil solution" 1992p.196-199.
24 "Chemical characterization and bioavailability of cadmium in artificially and naturally contaminated soils" 47 (47): 143-146, 2004
25 "Changes in chemical properties and fauna of plastic film house soil by application of chemical fertilizer and composted pig manure" 36 (36): 304-310, 2003
26 "Ammonia nitrogen removal by cation exchange resin" 11 (11): 263-269, 2002
27 "Agricultural salinity assessment and management" 487-, 1990
28 "Agricultural recycling of the by-product concentrate of livestock wastewater treatment plant processes with VSEP RO and bio-ceramic SBR" 49 (49): 405-412, 2004