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        검색결과 7

        2.
        2016.10 서비스 종료(열람 제한)
        Background : The study was conducted in response to climate change, to develop cultivation techniques by introducing a new crop income. Therefore, we want to collect the Coriander sativum genetic resources that are grown in different regions of the korea and other countries. The C. sativum were strengthens the stomach to say "housil" in Herbal and prosper digestion. Recently, several nations, including Vietnam and Thail and increased in Korea. C. sativum increased eating enjoy food. The people who like C. sativum in Korea is estimated to be 1.5 million. Methods and Result : First was C. sativum 93 species in National agrobiodiversity Center RDA lotting-out on May 12, 2016 for the study. C. sativum germplasm received lotting-out of over thousand grain 15g 28 kinds of seeds, 10∼15g was 23 species, 10g less than 42 species. 32 kinds of fruit color is white, black, 30 species, the gray was 31 species. Conclusion : C. sativum lotting-out was conducted by resource for two weeks from germination test from May 31 to June 13. The results were as follows: C. sativum port germination 86∼100% germination was 43 stocks, 40∼60% of 23 stocks, 5 stocks of 20∼ 40%. The 22 stocks were not germinate paper. C. sativum resources per port germination test was conducted 13 days from 29 days July until August 9th. As a result, more than 90% of the port germination is 62 stocks, not more than 80∼90%, 50∼80% 18 stocks of germination was 5 stocks. At this time, no germination was 8 stocks. Therefore, C. sativum germination test is a port germination test obtained a more than satisfactory result.
        3.
        2016.10 서비스 종료(열람 제한)
        Background : Amaranthus is a cosmopolitan genus of annual or short-lived perennial plants. Some amaranth species are cultivated as leaf vegetables, pseudocereals, and ornamental plants. Most of the species from Amaranthus are summer annual weeds and are commonly referred to as pigweed. Approximately 60 species are recognized, with inflorescences and foliage ranging from purple and red to green or gold. Members of this genus share many characteristics and uses with members of the closely related genus Celosia. Amaranthus shows a wide variety of morphological diversity among and even within certain species. This study was conducted to evaluate the growth characteristics and grain yield of Amaranthus under subalpine area(altitude 510m) Methods and Results : Six resources(GR-1∼6) were tested in this experiment. Its seedlings were sown at 21. March. and raised for 27 days in nursery bed. The days after sowing for emerging 80% seedlings was 14∼18 days and No. of leaves was 4.5∼5.2 ea./plant. Plant height of GR-4 was highest at 15.2㎝ in nursery period. These seedlings transplanted at 19. April in the planting density of 80×30㎝. The range of heading date was 25. May∼7. June. GR-1, 2 showed more early heading at 25. May but heading date of GR-6 was 7. June. The Flowering date of Amaranthus cultivated in subalpine area was 20∼28. June. Plant height at flowering time of GR-4 was significantly high at 152.7㎝ comparison with 95.2㎝ of GR-1 but No. of branches in GR-4 was lowest at 7.5 ea/plant. The length of ears was shortest 28.8 ㎝ in GR-5 compared 41.0㎝ of GR-4. Grain yield of Amaranthus harvested at 8. July showed significantly difference according to gene resources and the highest yield of grain was 556.8㎏ in GR-1 Conclusion : The growth and ripening characteristics of Amaranthus tricolor showed many difference under subalpine cultivation according to gene resources. The predictable grain yield of Amaranthus under subalpine cultivation was 240.0∼556.8㎏/10a according to gene resources and their cultivation period demanded 80 days.
        4.
        2016.05 서비스 종료(열람 제한)
        Background : This study was conducted to developed the propagation method by cutting for mass cultivation of Vitex roundifolia. We were pitched the cutting two times and treated plant growth regulators to enhance the rooting percentage. Vitex roundifolia is live in beach sandy soil south of Hwanghae-Do and Gangwon-Do. Vitex roundifolia have been used to bath foam. It is good for aromatic plant. It has 0.8% essential oil content in leaf and flower. Major components of essential oil were alpha-Pinene, Sabinene, beta-Pinen, 1,8-cineole, d-Limone. Despite the superior usability, it had not yet been made by the artificial cultivation Methods and Results : We were pitched the cutting of a first-year branch on June 5, which was greenwood cutting and July 17, which was semi-hardwood cutting at Kwangseung-ri beach, Gochanggun, Jeonbuk. The length of cutting was 10cm. It had 3~4 nodes, we stuck a cutting remain 2 nodes above ground on ordinary raise seedling soil. Rooting percentage was measured at 60 days after stuck a cutting. Rooting percentage was higher greenwoody cutting(95%) than semi-hardwood cutting(57.6%). In green wood cutting, there was no significance with plant growth, but chemical injury was occurred in IBA 5,000ppm. In semi-hardwood cutting, there was significance with plant growth regulators. The rooting percentages of all the treat were higher than control(no treatment). Rooting percentage was the highest in NAA 5,000ppm treated. Conclusion : Greenwood cutting method was more proper to propagation for Vitex roundifolia than semi-hardwood cutting. The optimum time to cutting for Vitex roundifolia propagation was the early in June. If miss a time to propagation Rooting percent was elevated by plant growth regulator.
        5.
        2016.05 서비스 종료(열람 제한)
        Background : This experiment was conducted to find the right degree of shading to reduce summer months when the death Allium hookeri cultivation in the southern highland in Korea. This experiment was conducted at an altitude of 500m, Jeonbuk Namwon unbong plateau region The soil was tested in phosphatic content was slightly higher so 671 ㎎/㎏ than regular soil. Every soil testing was conducted in sandy soil with good water. The test day highs at 50% shading plots of shading in this period about 6.1℃ lower than the non-shading. The soil temperature is lowered to 1.9℃ at 50% shading plots compared with the non-shading. As a result, Allium hookeri underground quantities produced per 1,682 ㎏ 10a in 50% shading plots. This was a 35% increase compared to the non-shading plots. Allium hookeri is native to the Alpine 4,200m from 1,400m above sea level, near the Himalaya Mountains. Myanmar is known as the National vegetables. Allium hookeri is Allium plants. It flies three flavors, including sweet, spicy, bitter taste. Allium hookeri roots are similar to ginseng roots called as 'three vegetable' This is a randomly named. The in Korea was first introduced in 2006. By 2015, the country has been found to 190㏊, Jeonbuk 35㏊ (18.3%) is growing. Therefore, this study was conducted to introduce the cultivation of plants in the southern highland in Korea. Methods and Results : In order to use this experimental Allium hookeri seedlings were planted in Jeonbuk Sunchang after buying. Allium hookeri cultivation methods put the 3∼4 one eye on the roots. Planting the root length was cut to leave a 3∼5㎝. The planting distance was 40×20㎝. The shielding 35, two months were 50 and 75% by July 1, August 31. The air temperature, soil temperature were investigated in accordance with the changes of light in this experiment. And examined the withering rate, brightness, growth conditions, such as Yield. Conclusion : Test results were as follows. Allium hookeri roots emerged on March 2 during planting 43-68 days. Allium hookeri after shading shoot growth characteristics were as follows. 35% shading and 50% shading was a tendency for the number of leaves increased compared to the non-shading. As a result, flooding was 35% as compared to production per 10a 1,682 ㎏ no light shielding at 50%. Plant analysis leaf mineral contents tended increased nitrogen, phosphate, gallium compared to the non-light cultivation. Mineral contents of the root was nitrogen, potassium is higher in comparison with 75% shading no shading.