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홍성구 ( Hong Seong Gu ),이남호 ( Lee Nam Ho ),전우정 ( Jun Woo Jeong ),황한철 ( Hwang Han Chul ),남상운 ( Nam Sang Woon ),윤영순 ( Yoon Youngsoon ) 한국농공학회 1998 韓國農工學會誌 : 전원과 자원 Vol.40 No.1
Salt accumulation is frequently experienced in soils under protected cultivation. Since protected cultivation does not bave rainfall and resulting infiltration, salt accumulation in the soils is inevitable. In this study, analyzed were chemical characteristics of soils under protected cultivation to investigate the factors which may contribute the salt accumulation. Soil samples were collected from 99 protected cultivation facilities around Ansung-Gun, Gyungki-Do and analyzed for electrical conductivity, PH, organic matter contents. The results showed that there was no significant trend of changes in electrical conductivity and pH along cultivation years. The only factor influencing salt acculmuation was irrigation type. Soils in facilities using drip irrigation showed higher electrical conductivity than these using diversion-hose type irrigation.