1 "Y. T. 993. Influence of electric conductivity on changes of miroorganism and chemical properties of rhizosphere soils in controlled horticulture. RDA. J. Agri. Sci. 35" 308-314,
2 "Y. T. 1981. Survey of soil fertility on economic crops of paddy-upland. Annual repot. National Yeongnam agriculture station."
3 "Y. D. 1993. The several desalting methods applied to vinyl house soils. RDA. J. Agri. Sci. 35" 276-280,
4 "Use efficiency of nitrate nitrogen accumulated in plastic film house under continuous vegetable cultivation." 29 (29): 347-352, 1996
5 "Statistics of agriculture and forestry." MAF 2002
6 "Standard methods for agricultural experiment." RDA 2003
7 "Soil microbial diversity of plastic film house fields in Korea. J. Korean Soc. soil Sci. Fert. vol. 31" 31 (31): 197-203, 1999
8 "Soil microbial diversity of plastic film house fields in Korea." 31 (31): 197-203, 1999
9 "Soil chemical properties and plant mineral contents in plastic film house in southern part of Korea." 30 (30): 272-279, 1997
10 "Monitoring on chemical properties of bench marked paddy soils on Korea." 31 (31): 246-252, 1998
1 "Y. T. 993. Influence of electric conductivity on changes of miroorganism and chemical properties of rhizosphere soils in controlled horticulture. RDA. J. Agri. Sci. 35" 308-314,
2 "Y. T. 1981. Survey of soil fertility on economic crops of paddy-upland. Annual repot. National Yeongnam agriculture station."
3 "Y. D. 1993. The several desalting methods applied to vinyl house soils. RDA. J. Agri. Sci. 35" 276-280,
4 "Use efficiency of nitrate nitrogen accumulated in plastic film house under continuous vegetable cultivation." 29 (29): 347-352, 1996
5 "Statistics of agriculture and forestry." MAF 2002
6 "Standard methods for agricultural experiment." RDA 2003
7 "Soil microbial diversity of plastic film house fields in Korea. J. Korean Soc. soil Sci. Fert. vol. 31" 31 (31): 197-203, 1999
8 "Soil microbial diversity of plastic film house fields in Korea." 31 (31): 197-203, 1999
9 "Soil chemical properties and plant mineral contents in plastic film house in southern part of Korea." 30 (30): 272-279, 1997
10 "Monitoring on chemical properties of bench marked paddy soils on Korea." 31 (31): 246-252, 1998
11 "M. E. Fertilization response and change of irrigation water quality in paddy rice cultivated after plastic film house in Bonghwang -cheon watershed area" 138-147,
12 "K. T. 1986. Suitability grouping system of paddy soils for multiple cropping. PartⅠ" 211-216,
13 "Evaluation of soil microflora in salt accumulated soils of plastic film house." 31 (31): 204-210, 1999
14 "E. S. 1993. Status of vinyl house melon and watermelon cultivation and soil characteristics in Yeongnam area. RDA. J. Agri. Sci. 35" 295-300,
15 "D. S. 1993. Public benefit from paddy soil. J. Korean Soc. soil Sci. Fert. 26" 314-333,
16 "Chemical properties of the horticultural soils in the plastic film houses In Korea." 31 (31): 9-15, 1998
17 "Characteristics of soils under protected cultivation." 40 : 88-95, 1998
18 ". 1988. Methods of soil chemical analysis. National Institute of Agricultural Science and Technology" RDA RDA. Suwon. ruraldevelopmentadministration
19 "-SDG. 1988. Response of rice to fertilizers in a rice- vegetable crop rotation in the Matale district. Tropical-Agricultural" 1 2-9,