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남윤규(Yun-Kyu Nam),이진일(Jin-ll Lee),한규흥(Kyu-Hong Han) 유기성자원학회 2002 유기물자원화 Vol.10 No.1
In order to the development of a new organic composr to exclusive use in a ginseng, we conducred the study of the prepararion of organic fertilizer and the application effecr of organic ferrilizer in cultivation of ginseng. The new organic compost was composed of dryed broad leaves of acorn 40%, puffed husks of rice 40% and organic material mixrure 20%. The chemical properries of the organic compost shown that the values of the roral nitrogen, available phosphate, pottasium,calcium, magnesium, organic matter and C1N ratio were 17 g kg.l, 8 g kg l, 11 g kg l, 14 g kt, 4 g kg'l, 794 g kg.l, and 26.7, respectivly. The application effect of organic compost in the cuJrivation of ginseng shown thar survival rario of above ground plant of ginseng was shown the high value than conaol, and the ratio of toOt ror and red colored root were decreased. The optimal amount of organic ferrilizer for ginseng seedling was 24 M/T ha.l. The chemical properries of the ferilized soil were analyzed.
시비보정(施肥補正)을 위(爲)한 작물(作物)의 양분(養分) 흡수(吸收) 양상(樣相)과 토양중(土壤中) 비료성분(肥料成分) 용탈(溶脫)에 관(關)한 연구(硏究)
김문규,장기운,우인식,함선규,남윤규,Kim, Moon-Kyu,Chang, Ki-Woon,Woo, In-Shik,Ham, Suon-Kyu,Nam, Yun-Kyu 한국토양비료학회 1989 한국토양비료학회지 Vol.22 No.4
보리, 마늘, 콩을 미사질토양(微砂質土壤), 사양토(砂壤土), 양토(壤土)에 각각(各各) 재배(栽培)하여 조사(調査)한 양분흡수비율(養分吸收比率)과 상기(上記) 3개(個) 토양(土壤)에 대(對)한 N, P, K의 용탈시험(溶脫試驗)을 토대(土臺)로 시비보정(施肥補正)을 위(爲)한 방안(方案)을 연구(硏究)한 결과(結果) 다음과 같다. 1. 3개(個) 작물(作物) 생육기간중(生育期間中) 토양(土壤)의 화학성분(化學成分) 함양(含量)은 3개(個) 토양(土壤) 공히 큰 변화(變化)가 없었다. 2. 보리와 마늘은 월동기간(越冬期間) 동안 성장(成長)이 거의 정지(停止)되었으나 분얼기말 이후(以後) 급격(急激)한 성장(成長)을 나타내었다. 또한 콩의 질소성분(窒素成分) 흡수(吸收)는 개화기(開化期) 이후(以後) 계속적(繼續的)으로 크게 증가(增加)하였고 기타(其他) 성분(成分)들은 증가폭(增加幅)이 적었다. 3. 생육기간중(生育期間中) 작물(作物) 부위별(部位別) 화학성분(化學成分) 함양(含量) 변화(變化)로 작물(作物)의 흡수비율(吸收比率)이 구명(究明)되였다. 4. 토양(土壤) 종류(種類)에 따른 질소성분(窒素成分)의 용탈량(溶脫量)의 크기는 사양토(砂壤土) > 양토(壤土) > 미사질양토(微砂質壤土)의 순서(順序)이고 $P_2O_5$는 낙탈(洛脫)이 거의 되지 않았다. 또한 $K_2O$의 낙탈(洛脫)은 질소(窒素)와 거의 같은 양상(樣相)을 보였으나 그 크기는 양토(壤土) > 사양토(砂壤土) > 미사질양토(微砂質壤土)의 순서(順序)였다. 5. 보리, 마늘, 콩을 각각(各各) 미사질양토(微砂質壤土), 사양토(砂壤土), 양토(壤土)에 재배(栽培)한 경우(境遇), 생육단계(生育段階)와 과잉(過剩) 강수량(降水量)에 따른 낙탈성분양(洛脫成分量)을 구(求)하여, 비료(肥料) 성분량(成分量)의 낙탈손실량(洛脫損失量)을 보정(補正)할 수 있는 과학적(科學的) 시비지침(施肥指針)이 제시(提示)되였다. Barley, garlic, and soybean were cultivated in the silt loam, sandy loam, and loam, respectively, and the absorbing patterns of N, P, and K during growing of the crops were determined. While, the leaching of N, P, and K applied in the above soils in four levels of topsoil depths and in four leachate levels of excess precipitation was measured through the column. The depths of the soil were devised to 20, 35, 50, and 65cm, and the levels of excess water were classified to each leachate of 20, 40, 60, and 80mm precipitation, and nitrogen, phosphorous, and potassium in each fraction of the leachate were analyzed. By the analyses of the chemical components during growth of the crops, their absorbing patterns of N, P, and K were investigated. The order of N-leachings in the soils was sandy loam > loam > silt loam, and the leaching of $K_2O$ was very similar to N. The leaching of $P_2O_5$ was slight in all kinds of the soils. By the combination of the absorbing patterns of the crops in three kinds of soils and the leaching of the nitrogen in four levels of soil depth and four levels of excess precipitation, the method to replace the nitrogen lost by leaching was presented.