http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
이상봉 ( Yi Sangbong ),전종길 ( Jeon Jonggil ),윤진하 ( Yun Jinha ),김진영 ( Kim Jinyoung ),옥정훈 ( Ok Junghoon ) 한국농공학회 2006 한국농공학회 학술대회초록집 Vol.2006 No.-
Water leakage through the levee in paddy fields poses a problem for application of fertilizer under submerged condition. Depending on circumstance, water leakage leads to levee crash. In this study, we investigated usability of 4 water proof materials(tarpaulin sheet, gum sheet, P.V.C. hard panel, light-burned magnesia flour) available easily at vicinity site to cut down the water leakage through the levee. To survey the water leakage reduction effect of each material, 4 materials were installed at drainage-side levees, and infiltration rate and the amount of levee infiltration were measured to estimate the water leakage reduction effect of each material. As a result, tarpaulin sheet treatment plot prove to be effective than the others.