• Title/Summary/Keyword: Saesongi

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Calcium Absorption by the Fruitbody of Saesongi (Pleurotus eryngii) Mushroom

  • Lee, Nan-Hee;Im, Moo-Hyeog;Choi, Ung-Kyu
    • Food Science and Biotechnology
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    • v.15 no.2
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    • pp.308-311
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    • 2006
  • Saesongi (Pleurotus eryngii) was cultivated in both potato dextrose agar (PDA) and sawdust media supplemented with Ca salts. The addition of Ca phosphate and Ca carbonate to sawdust media did not affect the growth, whereas Ca sulfate addition suppressed the mycelial growth appreciably. The efficiencies of Ca accumulation in the fruiting were studied based on mycelial growth experiments on Ca-supplemented sawdust media. Supplementation with 0.1 to 5% Ca phosphate increased the Ca content in the fruiting body by 4.5-6.5 fold, to a level of $314.6{\pm}22.7$ to $449.7{\pm}29.3$.

Introduction of a speedy growing trait into Pleurotus eryngii by backcrossing (큰느타리(새송이)버섯에서 역교배를 통한 속성형질의 도입)

  • Im, Chak-Han;Kim, Min-Keun;Je, Hee Jung;Kim, Kyung-Hee;Ryu, Jae-San
    • Journal of Mushroom
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    • v.10 no.2
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    • pp.49-56
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    • 2012
  • Two strains which have good traits in quality and speedy growing were selected based on previous report(Ryu, 2007) to breed a new strain carrying the traits in it. KNR2322 carrying high quality and KNR2503 carrying a speedy growing trait were cultivated to harvest monokaryons. The monokaryotic mycelia were characterized in growth rate, color, and stability. Selfing of monokaryons from KNR2322 and crossing between KNR2322- and KNR2503-derived monokaryons were performed. Two parental lines, $KNR2322-4{\times}37-6{\times}12(B)$ showing thremmatological values in weight and quality, 68.5g and 6.5 and $KNR2322-30{\times}KNR2503-60(A)$ was harvested in 13.5 days after scraping old medium were selected. Crossing between A and B resulted in two high quality and speedy growing strain, A8B8 and A8B10. Their days for harvest after scraping, weight, and quality were 14.0 days, 88.8g and 92.7g, 7.0 and 7.1. Originality tests were conducted with genomic DNAs of A8B8 and Keuneutari 3ho(commercial strain) by DNA fingerprinting a confrontation culture. The results showed polymorphism and a inhibition line between them. It suggested that the new strain have originality from the commercial strain. A8B8 have been registered in Korea Seed and Variety Service with as "Saesongi 1ho".

Breeding of King Oyster Mushroom, Pleurotus eryngii Carrying Good Traits of Cap (큰느타리버섯 갓우수 품종 육종)

  • Im, Chak-Han;Kim, Min-Keun;Je, Hee-Jung;Kim, Kyung-Hee;Kim, Sun-Young;Kim, Kye-Ja;Park, Sung-Ja;Ha, Young-A;Kim, Mi-Jin;Kim, Sul-Ha;Ryu, Jae-San
    • The Korean Journal of Mycology
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    • v.40 no.3
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    • pp.145-151
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    • 2012
  • Two strains Pleurotus eryngii KNR2312 and A8B10 (Na) which have good traits in cap quality and speedy growing were selected to breed a new strain carrying the two traits. KNR2312-2636-$10{\times}18$ (Ga) with 45.2 cap lightness and 6.5 quality was breeded by a consecutive inbreeding between KNR2312-derived monokaryons. $Ga5{\times}Na5$ came from outcrossing between Ga and Na was backcrossed with KNR2312-derived monokaryons twice to improve quality in cap color and shape. Therethrough Ga5NaKNR2312-47KNR2312-$12{\times}38$ carrying lightness of 49.5, quality of 7.3 and weight of 95.1 g was selected. The selected strain possesses good quality and dark color of cap. Especially its edge is 24 mm thick, therefore it is not likely damaged during processing and distribution.

Classification of the Edible Plants on the Market in Busan (시장에 유통되는 식용식물의 분류)

  • 문성기;정순해;최철만
    • Journal of Life Science
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    • v.13 no.6
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    • pp.764-774
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    • 2003
  • The edible plants sold at the market in Busan were classified into 8 divisions, 11 classes, 46 orders, 67 families, 156 genera, 183 species and 45 varieties, and a total of 228 kinds of plants were included in them. Among the 228 kinds of edible plants, Angiospermae were the highest number of 202 kinds (88.60%), and next came Fungi of 9 kinds (3.95%), Phaeophyta of 5 kinds (2.19%), Rhodophyta of 4 kinds (1.75%), Pteridophyta of 3 kinds (1.32%) Gymnospermae of 2 kinds (0.88%), Chlorophyta of 2 kinds (0.88%), and Lichenes of 1 kind (0.44%) in order In the taxon of family, Cruciferae, Rosaceae, Leguminoceae, Cucurbitaceae, Umbelliferae, Compositae, Liliaceae, and Gramineae include many species. In the taxon of genus, Brassica(14 species), Prunus(9), Lactuca(9), Allium(7), Citrus(5), Cucumis(4), Cichorium(4) in order contain many species. Among tile edible plants, Chamjuknamu(Cedrela sinensis) is wrongly named Gajuknamu(Ailanthns altissima). And there are others which are called in a wrong way: Endive is wrongly called Chicory, Saeneutaribeoseot, Saesongi and Padeudeknamul(Japanese hornwort), Chamnamul. Gyul and Milgam, Geumgam and Gamgyul, Banana and Pacho, Paprika and Pimang(Pimento) are the names of the same plants. The number of the kinds of edible plants is different in each season. Fall has the most edible plants, and it is followed by spring, summer and winter. The edible parts of plants which are sold at the market are leaves, young sprouts, fruits, grains, roots, stems and petioles.