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        검색결과 3

        1.
        2006.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        토마토 초장의 경우 심층수처리는 대조구에 비해 두상관수는 50%, 저면관수는 58% 감소하였고, 표층수 처리구에서는 두상관수는 49%, 저면관수는 56% 감소하였으며, NaCl 처리구에서는 두상관수는 47%, 저면관수는 57%감소하여 저면관수 처리방법이 도장억제에 더 효과적이었다. 지상부 생체중의 경우 두상관수보다 저면관수에서 더 감소하는 경향을 보였으나 뚜렷한 차이가 나타나지 않았다. 지하부 생체중 대조구에 비하여 두상관수는 38%정도 감소한 반면 저면관수는 49% 정도 감소하여, 저면관수에 의해 생육이 현저히 억제되는 결과를 보였다. 지상부와 지하부의 건물중은 생체중과 비슷한 경향을 나타냈다. 이와 같은 결과는 염에 의한 뿌리생육의 저하 때문인 것으로 판단된다. 경경은 대조구에 비해 감소하였지만 처리 방법 간에 뚜렷한 차이를 보이지는 않았다. T/R률에 비추어 보면 두상관수 처리에서 묘소질이 더 뛰어났으나, 묘의 충실도(compactness)는 처리구간 차이는 나타나지 않았다. 토마토의 경우 초장의 억제정도나 묘의 충실도에 비춰보아 저면관수 방법이 도장억제에 더 효과적이라 사료된다. 오이의 경우 처리 농도의 증가에 따라 초장, 생체중, 건물중, 경경, 엽면적이 감소하였다. 저면관수가 두상관수에 비해 도장억제 효과와, 생육억제가 좀 더 뚜렷이 나타나기는 하였으나 두 처리간의 유의적 차이는 나타나지 않았다.
        4,000원
        2.
        2016.06 KCI 등재 서비스 종료(열람 제한)
        In this study, global climate change scenario by Hadley Centre Global Environmental Model version 2-Atmosphere and Ocean (HadGEM2-AO) is dynamically downscaled using four regional climate models (RCMs). All RCMs with 12.5-km and 50-km resolution are integrated for continuous 27 years (1979-2005). In general, RCMs with higher horizontal resolution more reasonably capture the spatial distribution of precipitation over South Korea compared to those with lower resolution. In particular, heavy precipitation regions related to complex mountain ranges are well simulated due to detailed topography in RCMs with higher resolution. Difference between RCMs with dissimilar resolutions is relatively robust in summer compared to other seasons. This could be associated with that higher resolution and detailed topography lead to more realistic simulation of heavy summer precipitation related to mesoscale phenomena.
        3.
        2006.03 KCI 등재 서비스 종료(열람 제한)
        The investigation of the effect of the deep sea water in different concentration (0%, 10%, 20%, 30%, 40%) on the inhibition of growth, fresh weight, dry weight of the tomato, hot pepper, cucumber plug seedlings were conducted. As the concentration of the deep sea water was higher, the greater inhibition was noticed. The height were decreased at the rate of 8%, 25%, 32% in tomato, 9%, 26%, 27% in hot pepper, and 21%, 50%, 58% in cucumber plug seedlings as compare to local check. The fresh weights were decreased highly, as the concentration of the deep sea water increased. Tomato seedlings showed the decrease rate of 12%, 23%, 33% at above the ground part of plants, and 2%, 30%, 52% at under the ground parts. Likewise, Hot pepper seedlings showed the decrease rate of 1.1%, 5.7%, 15.4% at above the ground part of plants, and 22.1%, 25%, 47.1%, respectively at under the ground parts. The fresh weight of cucumber was decreased at the rate of 8.1%, 36%, 51% in the above the ground, and 6.2%, 11%, 65% at the under the ground parts. In tomato, hot pepper, and cucumber seedlings, the dry weight was decreased as the concentration of deep sea water was increased. Thirty percent of deep sea water treatment reduced the dry weight of the seedlings as half of the control seedlings. One of the important factors of the seedling quality is compactness. Compactness was highest at 20% deep sea water in all the three crop seedlings.