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맥후작(麥後作) 황금(黃芩)의 시비량(施肥量)에 따를 수량성(收量性)
박규철(Gyu Chul Park),권병선(Byung Sun Kwon),박홍재(Hong Jae Park) 한국약용작물학회 1997 한국약용작물학회지 Vol.5 No.4
This study was carried out to determine the effect of various fertilizer levels on the growth and yield of Scutellaria baicalensis Georg cultivated after the barley in the southern coastal areas of Korea under the non-mulching condition by direct sowing culture. The flowering date of medium dressing plot (N : P<sub>2</sub>O<sub>5</sub> : K<sub>2</sub>O=9 : 13.5 : 9 kg/10a) and heavy dressing plot (N : P<sub>2</sub>O<sub>5</sub> : K<sub>2</sub>O=12 : 18 : 12kg/10a) were July 23. The flowering date of the medium and the heavy dressing plot was delayed by 3days compared with that of non-fertilizing plot. The growth characteristics such as stem length, diameter of main stem, numb-er of branch per plant, main root length, main root thickness and dry weight of stem leaves were more in-creased at medium dressing plot than that of other fertilizer levels. The root dry weight of in Scutellaria baicalensis Georg cultivated after barley was highest at the fertilizing plot of N, P<sub>2</sub>O<sub>5</sub>, K<sub>2</sub>O = 9 : 13.5 : 9kg/10a. The dried-root yield was 178kg in medium dressing plot, 167kg in standard dressing pot, and 126kg in non-dressing plot. The dried-root yield of medium dressing plot was 7% and 41% higher than that of standard dressing pot and non-dressing control plot, respectively.
생장조정제(生長調整劑) 씨엠 처리(處理)가 시호(柴胡)의 생육(生育) 근(根) 수량(收量)에미치는 영향(影響)
김명석(Myoung Seok Kim),박규철(Gyu Chul Park),정병준(Byoung Jun Chung),박태동(Tae Dong Park),김상철(Chang Chul Kim),심재한(Jae Han Shim) 한국약용작물학회 1997 한국약용작물학회지 Vol.5 No.1
This experiment was conducted to evaluated the effect of choline salt of maleichydrazide (C-MH) application on growth and root yield components of Bupleurum falcatum L. Flowering was delayed by C-MH application 17~35 days. Twice application was more effective to delay flowering. Application of C-MH 2, 000ppm at 30cm to 40cm of plant height reduced plant height 15cm, but in-creaced highly branches and the growth of root. The dried root yield per 10a was 27% higher in twice ap-plication of C-MH 2,000ppm than control plot.