• Title/Summary/Keyword: fruit tree

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Antiinflammatory and Antioxidative Effects of Morus spp. Fruit Extract (뽕나무 오디추출물의 항염증(抗炎症).항산화(抗酸化) 작용(作用)에 대한 생리활성(生理活性) 검색(檢索))

  • Kim, Sun-Yeou;Park, Kwang-Jun;Lee, Won-Chu
    • Korean Journal of Medicinal Crop Science
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    • v.6 no.3
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    • pp.204-209
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    • 1998
  • Antiinflammatory and antioxidative effects of mulberry fruit were investigated by using bioassay screening system. The extract of muberry fruits showed inhibitory effect in phospholipase $A_2$ activity and cyclooxygenase II activity. Among nine varieties of mulberry tree, the antiinflammatory activities of the Shingwangppong, Ficus, Cheongilppong and Keomseolppong were higher than that of the other varieties. Also, antioxidative activity of mulberry fruit was examined by DPPH free radical scavenging method. The radical scavenging activity of the mulberry fruit decreased as following order : Shingwangppong > Keomseolppong > tetraploid Ficus> diploid Ficus.

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Trend of Domestic Fig Industry and its Implications

  • Lim, Jeeyoung;You, Jihye;Park, Junhong;Moon, Junghoon
    • Agribusiness and Information Management
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    • v.10 no.1
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    • pp.16-25
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    • 2018
  • Fig is a fruit of which the flesh is very sweet, and it is a tree which has been grown for fruit in Korea since long time ago. However, since the flesh of fig tends to be easily softened, commercial cultivation of this fruit began later than that of other fruit trees grown for profit, however, the cultivation and demand of fig tend to be increased steadily due to the development of technology for storage and distribution since the 2000s. In addition, as the domestic dining culture is getting diversified, the dishes cooked by using fig as a food material are introduced through diverse foods including dessert, and it is possible to intake fig in diverse ways, but not through the traditional processed food. Therefore, it is necessary to establish a measure of expanding the consumption of fig as a processed food, and it will be possible to overcome the limitation of short storage period, while securing the competitiveness of the fig industry. In this research, we have studied the history of domestic fig cultivation, current status of it and status of processed foods through related documents and materials, and the characteristics of the consumers who purchase figs. Fig is a traditional fruit, however, we could find out the fact that the consumers tend not to recognize it as a traditional one. Therefore, if we could add fig to various processed foods utilizing its sweet taste, rather than increasing the consumption of fresh fruits, it may increase the consumption of it.

An Intelligent Spraying Machine Capable of Selective Spraying Corresponding to the Shape of Fruit Trees Using LiDAR (LiDAR를 활용한 과수 형상에 따라 선택적 방제가 가능한 지능형 방제기)

  • Yang, Changju;Kim, Gookhwan;Lee, Meonghun;Kim, Kyoung-Chul;Hong, Youngki;Kim, Hyunjong;Lee, Siyoung;Ryu, Hee-Suk;Kwon, Kyung-Do;Oh, Min-seok
    • Journal of Drive and Control
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    • v.17 no.4
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    • pp.23-30
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    • 2020
  • Driving on irregular and inclined roads using agricultural machinery such as spraying machines or trucks in orchards causes farmer casualties associated with the overturning of agricultural machinery. In addition, the harm to agricultural workers caused by the excessive inhalation of the scattered pesticide frequently occurs during pest control processes. To address these problems, we introduced precision agricultural technology that could selectively spray pesticides only where the fruit is present by recognizing the presence or shape of the fruit in the orchard. In this paper, a 16-channel LIDAR (VLP-16) made of Velodyne was used to identify the shape of fruit trees. Solenoid valves were attached to the end parts of 12 nozzles of the orchard spraying machine for on/off control. The smart spraying machine implemented in this way was mounted on a vehicle capable of autonomous travel and performed selective control depending upon the shape of the fruit trees while traveling in the orchards. This is expected to significantly reduce the amounts of pesticides used in orchards and production costs.

Physicochemical and Sensory Characteristics of Extract from Leaf, Fruit Stalk and Stem of Hovenia dulcis Thunb (헛개나무의 부위별 이화학적 및 관능적 품질 특성)

  • Park Geum-Soon;Kim Hwang-Hee
    • Journal of the East Asian Society of Dietary Life
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    • v.15 no.1
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    • pp.65-70
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    • 2005
  • This study was conducted in order to promote the utilization of Hovenia dulcis Thunb as food. The physicochemical properties and sensory characteristics of the extracts from the leaf, fruit, stalk and stem were examined. The extract of stem was the brightest in L value (p<0.05), but the lowest in b value (p<0.01). By the sensory evaluation, the external appearance was the best in the extract of stem. The extract of leaf was the darkest in color and that of stem the lightest. The bitter and astringent taste was stronger from the leaf compared with other parts. The extract of fruits stalk of Korean Hovenia dulcis was preferred in most of attributes. The total sugar content was the highest from the fruits stalk. Among free amino acids, aspartic acid, glutamic acid and alanine were rich in order. Potassium contents were the highest among minerals from the fruits stalk, leaf and stem. Ca and Mg followed the next. The results were the same both in Korean and in Chinese tree. Among organic acids, malic acid was the most in the fruits stalk, leaf and stem. It was followed by citric acid. In the test of free sugar, glucose was the most and followed by sucrose and fructose in the fruits stalk. Fructose was contained the most in leaf and stem.

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Newly Recorded Problematic Plant Diseases in Korea and Their Causal Pathogens

  • Kwon, Jin-Hyeuk
    • Proceedings of the Korean Society of Plant Pathology Conference
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    • 2003.10a
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    • pp.25-27
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    • 2003
  • Since 1993, a total of 50 problematic plant diseases unrecorded in Korea were surveyed in Gyeongnam province. Totally 34 new host plants to corresponding pathogens investigated in this study were 5 fruit trees, 9 vegetables, 12 ornamental plants, 3 industrial crops, and 5 medicinal plants. Among the newly recorded fruit tree diseases, fruit rot of pomegranate caused by Coniella granati and Rhizopus soft rot of peach caused by Rhizopus nigricans damaged severely showing 65.5% and 82.4% infection rate. Among the vegetable diseases, corynespora leaf spot of pepper caused by Corynespora cassiicola and the crown gall of pepper caused by Agrobacterium tumefaciens, powdery mildew of tomato caused by Oidiopsis taurica were the most severe revealing 47.6%, 84.7%, and 54.5% infection rate in heavily infected fields, respectively. In ornamental plants, collar rot of lily caused by Sclerotium rolfsii, gray mold of primula caused by Botrytis cinerea, soot leaf blight of dendrobium caused by Pseudocercospora dendrobium, sclerotinia rot of obedient plant caused by Sclerotinia sclerotiorum showed 32.7 to 64.8% disease incidence. On three industrial plants such as sword bean, broad bean, and cowpea, eight diseases were firstly found in this study. Among the diseases occurring on broad bean, rust caused by Uromyces viciae-fabae and red spot caused by Botrytis fabae were the major limiting factor for the cultivation of the plant showing over 64% infection rate in fields. In medicinal plants, anthracnose of safflower caused by Collectotrichum acutatum was considered the most severe disease on the plant and followed by collar rot caused by Sclerotium rolfsii.(중략)

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Biocontrol of root diseases of fruit trees with fungal viruses

  • Matsumoto, Naoyuki;Nakamura, Hitoshi;Ikeda, Kenichi;Arakawa, Masao;Uetake, Yukari
    • Proceedings of the Korean Society of Plant Pathology Conference
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    • 2003.10a
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    • pp.19-20
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    • 2003
  • Helicobasidium mompa Tanaka and Resellinia necatrix Prillieux cause violet root rot and white root rot of various crops, respectively. Intensive cultural practices, such as the use of dwarf stock, glasshouse cultivation, etc., predispose plants to the diseases. The diseases can be controlled only by biennial drench of 50100L of chemicals for each tree. Biocontrol with soil microorganisms proved ineffective under field conditions. Long-term control may be hampered by the perennial growth of hosts and by the difficulty in the establishment of antagonists in soil. Crop rotation or soil amendment is not applicable, either. Fungal viruses with dsRNA genome (Buck 1986) are promising against root diseases of fruit trees since they exist within the cytoplasm of fungal hyphae and need no effort to help them persist in the field. The viruses are considered to spread though the network of fungal mycelia in the soil once they enter the fungal cytoplasm. Here, we present preliminary results from a project to control the root diseases of fruit trees with dsRNA.(중략)

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Preference and Consumption Pattern of Horticultural Species in the Offshore Homestead Forest of Bangladesh

  • Masum, Kazi Mohammad;Mamun, Abdullah Al;Mamun-Or-Rashid, Mohammad;Abdullah-Al-Mamun, M. M.;Islam, Mohammad Nabidul
    • Journal of Forest and Environmental Science
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    • v.28 no.2
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    • pp.75-83
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    • 2012
  • An explanatory survey was conducted to assess preference and consumption pattern of horticultural species, their sources, location-wise planting preferences and diversity of these species in the rural homestead forest of the offshore island of Bangladesh. Assessment was done through multistage random sampling. Based on homestead size respondents were categorized into small (<0.05 ha), medium (0.05-0.25 ha) and large (>0.25 ha) and twenty from each category were selected randomly for the study. The study revealed that most of the farmer (75.5%) preferred to plant fruit tree species for future plantation followed by timber species (62.2%). But fruit-bearing plants were being gradually replaced by some exotic timber species such as Swietenia mahagoni, Acacia auriculiformis, Tectona grandis, Eucalyptus spp., etc. Diversity and abundance of fruit species was found higher in almost all homestead. A total of 41 horticultural species were identified and seven horticultural species among them were recognized as the most preferred ones in the study area. Consumption pattern was chiefly to meet the nutritional demand and to gain a quick monetary benefit. Average annual income from horticultural species was 7,183.33 Taka (US$102).

FICUS CARICA L.: A PANACEA OF NUTRITIONAL AND MEDICINAL BENEFITS

  • Salma, Salma;Shamsi, Yasmeen;Ansari, Saba;Nikhat, Sadia
    • CELLMED
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    • v.10 no.1
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    • pp.1.1-1.6
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    • 2020
  • Since times immemorial, people have been dependant on plants for the various nutritional and pharamacological properties. Folk and traditional medicine recognizes thousands of plant species having miraculous benefits. Fig (Ficus carica Linn.) has been part of folk-lore since centuries. Ficus carica Linn. (Moraceae) is a huge deciduous tree, with more than 800 species. Different parts of Ficus carica like bark, root, leaves, fruit and latex have their own valuable importance and are frequently used for the treatment of various illnesses. Fruit of Ficus carica is commonly called as fig (anjeer) has various medicinal properties used in Unani, Ayurvedic and Chinese traditional system of medicines. Fig fruit is mostly used in gastro intestinal and respiratory disorders. In Unani medicine, fig is used as a diuretic, mild laxative and expectorant. Phytochemical studies on the leaves and fruits of the plant have shown that they are rich in Phenolics, Flavonoids, Vitamin C, Alkaloids, Saponins, Coumarins, tannins, organic acids, and volatile compounds due to which it is having great antioxidant property. Most interesting therapeutic effects include hypoglycemic, hepatoprotective, anticancer, antimicrobial and hypolipidemic activities.

Partial Biological and Molecular Characterization of Tomato yellow fruit ring virus Isolates from Potato

  • Pourrahim, Reza;Golnaraghi, Alireza;Farzadfar, Shirin;Ohshima, Kazusato
    • The Plant Pathology Journal
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    • v.28 no.4
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    • pp.390-400
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    • 2012
  • Eight potato-producing provinces of Iran were surveyed during the growing seasons of 2004-2006 to detect the presence of Tomato yellow fruit ring virus (TYFRV), a tentative species in the genus Tospovirus. A total of 1,957 potato leaf samples were collected from plants with tospovirus-like symptoms of chlorotic or necrotic spots, chlorosis and necrosis. The samples were tested by enzyme-linked immunosorbent assay using TYFRV-specific antibodies. Among those tested, 498 samples (25.4%) were found to be infected with the virus. The virus was detected in 72.4% of the potato fields in all provinces surveyed. Thirteen potato isolates of TYFRV were selected for further biological and molecular studies. Based on their reactions on Nicotiana tabacum plants, the isolates were separated into two groups, namely L (local infection) and N (systemic infection). The nucleotide sequences of the nucleoprotein (N) genes of the isolates were determined and compared with the homologous sequences in Genbank. No recombination evidence was found in the isolates using different recombination-detecting programs. In the phylogenetic tree, the potato isolates fell into two major groups: IRN-1 and IRN-2 corresponding to the two biologically separated groups. This study shows for the first time the biological and phylogenetic relationships of geographically distant TYFRV isolates from potatoes in the mid-Eurasian country of Iran.

Chemical Composition of Leaves, Stem bark and Fruit Essential Oil from Premna foetida Linn

  • UMARU, Isaac John;AHMED, Maryam Usman;HABIBU, Bilyaminu;EMOCHONE, Yohanna Roy
    • The Korean Journal of Food & Health Convergence
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    • v.7 no.6
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    • pp.1-8
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    • 2021
  • Premna foetida is a woody plant with short and twisted trunk. P. foetida is a scandent, erect shrub or small tree, thorny on the trunk and large branches. Leaves are opposite or whorled and entire or serrate. Premna foetida is a wild plant locally known as "Daun Sebuas". P. foetida is used for it nutritive and as traditional treatment. The fruit and leaves of P. foetida are prepared for salad. The study aimed at the hydrodistillation and antioxidant activity of leaves, stem-bark and fruits essential oil from Premna foetida Linn, they were analysed by capillary GC and GC-MS. Ninety eight compounds representing 81.68±0.02, 37.31±0.05 and 93.45±0.03 of the isolates of leaves, stem-bark and fruits respectively were identified, the most abundant were α -Duprezianene (77.27±0.03, leaves, α-Gurjunene (36.06±0.05) fruits and Hinesol acetate (77.19±0.03) stem-bark. Components among which sesquiterpenoids dominated. The total volatiles were assayed for antioxidant potentials using 2, 2-diphenyl-1-picrylhydrazyl (DPPH). The total volatiles showed strong activity with IC50 of 11.74±0.82㎍/ml, 9.63±0.34 ㎍/ml and 49.73±1.12 ㎍/ml for leaves fruits and stem-bark respectively.