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        검색결과 647

        541.
        2006.03 KCI 등재 서비스 종료(열람 제한)
        This survey was carried out in order to obtain and apply the basic information on levels of raising skill, recognition of mutual infection between animal and human field of skill training, registration of animal pedigree, mating places, difficulties of raising, channel of marketing, and prospects of raising by socio-ecological status. Data were randomly gathered from 713 peoples, who composed of 398 men and 315 women, from March to August, 2005. As the results, questionnaires were analyzed that relatively 'the level of breeding skill is middle(43.9%)'. The average score for skill level is 1.81±0.79 when 4 points were used as a full mark. The recognition of mutual infection between human and animal is answered that 'many respondents don't know very well(62.6%)'. The questionnaire answered largely that 'the field of raising skill training is trimming and grooming(29.2%)'. The respondents recognized that 'The pedigree registration of pet is not essential(52.7%)'. The pet breeders answered that 'the mating for reproduction was conducted mainly in pet shops(34.3%)'. The breeders indicated mostly that 'the difficulties of raising were technical skills of raising(53.5%)'. The respondents answered that 'the deal of marketing of animal was mainly achieved through neighbors and close relatives(42.8%)'. The many questionnaires were recognized that 'breeders have a good prospect for the pet industry in the future(51.5%)'.
        542.
        2005.12 KCI 등재 서비스 종료(열람 제한)
        본 연구는 일본 영토정책의 틀 안에서 독도가 어떤 지위를 차지하고 있는가 하는 문제를 살펴보았다. 그리하여 일본에서의 독도 문제 제기는 일본 내셔널리즘의 확대에 의 해서 초래되었으므로, 이 내셔널리즘의 약화만이 문제 해결의 핵심임을 밝혔다. 다음으로 러시아와 문제가 되고 있는 쿠릴열도 귀속 문제는 일 본측이 국제사법재판소에 제소하는 것을 원하지 않는 것도 알아냈다. 또 조어도 문제는 일본의 영유권 주장이 역사적 근거가 박약함에도 불구하고 실효적 지배론을 앞세우고 있다는 사실도 규명하였다. 특히 일본이 조어도 문제에 관한 한, 국제사법재판소에 제소하기를 꺼려한다는 사실은 한국과 관계가 있는 독도 문제와 대조되는 입장이어서 주목을 끈다. 이상과 같은 고찰은 일본을 둘러싸고 있는 주변 국가와의 영토분쟁에 대한 현안들 중심으로 이루어진 것이다. 이들 영토분쟁이 앞으로 어떻 게 전개될 것인가 하는 문제에 대해서는 다음과 같은 전망을 하였다. 즉 독도의 경우는 한국이 국내외적으로 어려운 상황에 봉착하게 되면, 일본의 집요한 요구에 설복될 가능성이 있다. 쿠릴열도 문제 역시 러시 아의 국내적인 어려운 상황을 기다렸다가 일괄적으로 해결하려고 할 것이다. 마지막으로 조어도는 일본이 실효적인 지배를 하고 있으나, 영토 적 권원이 미약하다는 약점 때문에, 중국에 자원의 공동 개발을 제안하고 있다. 이와 같은 중국의 사례를 가지고 일본이 독도 문제를 해결하려고 하는 경우에는 한국의 독도 영유권 문제가 위기에 봉착하게 될지도 모른다는 것을 아울러 밝혀둔다.
        544.
        2004.06 KCI 등재 서비스 종료(열람 제한)
        U.S. organic farming has grown rapidly-20 percent or more annually-throughout the 1990s, which kept pace with consumer demand for organically produced food. Thus certified organic acreage is the total to 2.35 million acres in 48 state in 2001, and so the U.S. ranked fourth in land area managed under organic farming systems. And according to several surveys, consumer’s reasons for purchasing organic food are health and nutrition, taste and environmental concerns. California and North Dakota were the top two states in 2001 for certified organic cropland; the former with mostly fruits and vegetables, and the latter with wheat, soybeans, and other crops. And the top two states for certified organic pasture were Colorado and Texas. And then several states such as Iowa and Minnesota have begun subsidizing conversion to organic farming systems as a way to capture the environmental benefits of these systems. The price of organic produce fluctuates rather broadly because of being traded by market economy principle and of demandsupply disequilibrium. Nevertheless, average price premiums for organic produce are higher than the prices for the produce under conventional farming. Future prospects for U.S. organic farming are as follows; Demand for organically grown foods is expected to continue growing at a rapid pace, as more growers convert to organic production and more processors and distributors expand organic selections in their product lines. And new processed products and new types of healthy foods are likely to appear on the market, and some new organic products will be aimed at mainstream markets.
        551.
        2003.12 KCI 등재 서비스 종료(열람 제한)
        Vitamin E is a fat-soluble vitamin that exists in eight different forms, which are α , β , ~gamma , and δ tocopherol, and α , β , ~gamma , and δ tocotrienol. Tocopherols and tocotrienols are important antioxidant in foods, feeds and their raw materials, where they scavenge lipid radicals. Each form has its own biological activity, the measure of potency or functional use in the body. Antioxidants such as vitamin E act to protect cells against the effects of free radicals, which are potentially damaging by-products of the body's metabolism. Free radicals can cause cell dam-age that may contribute to the development of cardiovascular disease and cancer, The content of tocopherols and tocotrienols vary depending on the environmental condition such as growing regions, temperature, crops and varieties. This report deals with chemical and physical properties and extends to their nutritional and health effect on the tocopherols and tocotrienols in cereal grains.
        555.
        2002.12 KCI 등재 서비스 종료(열람 제한)
        This is a brief review and discussion for present status and prospects of quality evaluation in medicinal plants as oriental medicine materials (OMM). Quality in medicinal plants could be defined as the combination of origin, external appearance, effectiveness and safety, and be evaluated by plant taxonomic, morphological, physiochemical and biological methods. For high-quality improvement and standardization of OMM, medicinal plants should be produced through using proper species or good variety and standard cultivation method in suitable cultivation area. Standardizing of quality means to meet with minimum qualifying criteria of OMM in the market while improving of quality to be over standard quality of medicinal piano in production. For making new high quality and standardized products, we need to keep standard field plants, standard OMM, standard plant specimen, and standard compounds. Researchers and administration have to study and propose the quality factors and their evaluating techniques and criteria, so high-quality and standardized produce of medicinal plane could be produced and distributed under the control of the relevant regulations, and would be contributed to increasing of national health.
        556.
        2002.12 KCI 등재 서비스 종료(열람 제한)
        Rapeseed(Brassica napus L.) is an important oil crop as a vegetable oil, concentrated feed and industrial materials. The name "canola" was registered in 1979 by the Western Canadian Oilseed Crushers Association to describe "double-low" varieties. Double low indicates that the processed oil contains less than 2% erucic-acid and the meal less than 3mg/g of glucosinolates. Today annual worldwide production of rapeseed is approximately 35 million tons on 24 million hectares. China accounts for 33% of the world production and the European Economic Community for nearly 32%. Canola ranks 3rd in production among the world's oilseed crops following soybeans, sunflowers, peanuts and cottonseed. The recent advances in genomics and in gene function studies has allowed us to understand the detailed genetic basis of many complex traits, such as flowering time, height, and disease resistance. The manipulation of seed oil content via transgene insertion has been one of the earliest successful applications of modern biotechnology in agriculture. For example, the first transgenic crop with a modified seed composition to be approved for unrestricted commercial cultivation in the US was a lauric oil, rape-seed, grown in 1995. There were also some significant early successes, mostly notably the achievement of 40% to 60% lauric acid content in rapeseed oil, which normally accumulates little or no lauric acid. The name "~textrmLauricalTM " was registered in 1995 by Calgene Inc. Nevertheless, attempts to achieve high levels of other novel fatty acids in seed oils have met with much less success and there have been several reports that the presence of novel fatty acids in transgenic plants can sometimes lead to the induction of catabolic pathways which break down the novel fatty acid, i.e. the plant recognizes the "strange" fatty acid and, far from tolerating it, may even actively eliminate it from the seed oil. It is likely that, in the future, transgenic oil crops and newly domesticated oil crops will both be developed in order to provide the increased amount and diversity of oils which will be required for both edible and industrial use. It is important that we recognize that both approaches have both positive and negative points. It will be a combination of these two strategies that is most likely to supply the increasing demands for plant oils in the 21st century and beyond.ant oils in the 21st century and beyond.
        557.
        2002.12 KCI 등재 서비스 종료(열람 제한)
        Peanut is one of the principal oil seeds in the world as a rich source of edible oil and protein. Peanut quality arises as a result of a complex interaction of genetic, physiological and biochemistry processes that produce the chemical composition of the peanut seed. The major factors influencing seed quality are degree of maturity and digging and drying, curing and storage as a series of harvesting. The end products, peanut butter, salted seed, confections, roasting stock and by-products are favored in world-wide because of their unique roasted peanut flavor, Literatures are reviewed mainly focusing on the physiological properties and nutritional quality of oil, protein and flavor in peanut. Chemical properties of protein and oil, and volatile flavor component in peanut seeds are studied. The objectives of this paper were to review and summarize the results obtained from the improving quality breeding program and evaluation of the chemical composition in peanut up to now.
        558.
        2002.12 KCI 등재 서비스 종료(열람 제한)
        1. 들깨는 용도면에서 볼 때 종실은 식용으로, 기름은 식용과 공업용, 깻잎은 채소로 또 깻잎의 정유성분은 향료로 이용될 수 있는 다용도 작물이다. 2. 종실의 단백질 함량은 18-28% 정도이고 단백질의 아미노산조성에 있어 글루타메이트(glutamate)함량은 계란보다 월등히 많다. 3. 종실의 기름 함량은 35~54%로서 기름중에는 리놀렌산(linolenic acid)이 60% 이상 함유되어 있으므로 생리적 기능성 식품으로 우수한 특성을 갖고 있으며 필수지방산의 공급원으로서도 중요하다. 4. 기름의 특성상 들기름은 고도의 불포화 지방산인 리놀렌산이 주성분이기 때문에 들기름을 짜서 상온에서 보관하게 되면 산패(oxidation)되기 쉬우므로 장기간 저장 이용하기 어렵다. 5. 깻잎은 비타민 C와 베타카로틴(β-carotene) 함량이 많고 다른 미량성분도 풍부하게 함유되어 있으므로 들깨잎은 생식용 채소로서의 이용가치가 높다. 6. 깻잎의 정유(essential oil) 성분은 페릴라알데하이드(perilla aldehyde)가 주성분이며 이는 식품이나 식품첨가제로 쓰일 때 광범위한 항균작용(antimicrobial activity)을 나타낸다. 7 들깨나 자소잎의 붉은 색소중에는 안토시아닌(anthocynins)이 다량 함유되어 있으며 이는 식품색소로 널리 쓰인다.
        559.
        2002.12 KCI 등재 서비스 종료(열람 제한)
        Sesame (Sesamum indicum L.) is probably the most ancient oilseed crop known in the world. Sesame seed is known for its high nutritional value and for having oil (51%) and protein (20%) content. The fatty acid composition of sesame oil is palmitic acid (7.8%), stearic acid (3.6%), oleic acid (45.3%), and linoleic acid (37.7%). Sesame oil is characterized by a very high oxidative stability compared with other vegetable oils. Two lignan-type compounds, sesamin and sesamolin, are the major constituents of sesame oil unsaponifiables. Sesamol (a sesamolin derivative) can be present in sesame seeds and oils in very small amount. Other lignans and sesamol are also present in sesame seeds and oils in very small amount as aglycones. Lipid oxidation activity was significantly lower in the sesamolin-fed rats, which suggests that sesamolin and its metabolites contribute to the antioxidative properties of sesame seeds and oil and support that sesame lignans reduce susceptibility to oxidative stress. Sesaminols strongly inhibit lipid peroxidation related to their ability to scavenge free radical. The sesame seed lignan act synergistically with vitamin I in rats fed a low α -tocopherol diet and cause a marked increase in a u-tocopherol concentration in the blood and tissue of rats fed an α -tocopherol containing diet with sesame seed or its lignan. The authors are reviewed and discussed for present status and prospects of quality evaluation and researched in sesame seeds to provide and refers the condensed informations on their quality.
        560.
        2002.12 KCI 등재 서비스 종료(열람 제한)
        The standard of quality was required to promote the consumption of potato and produce the high quality processing products. It will contribute the stability for processing products and the marketability of potato. The quality was determined based on size of tuber and content of dry matter. Even though the criteria of potato quality was involved many characters of tubers, the most important things were grading and packing of potato to create the consumption. For processing of raw materials, the standard of tubers had create between producer and processor according to size of tuber and content of dry matter. The evaluation of quality was performed over the standard to enhance the control of quality. In addition, the seed potato should be taken the evaluation to disease in the field during the period of cultivation and managed under the strict regulation in storage before release to farmer. Then, the producer of seed potato will make a good relationship to farmer with high quality tubers.