• Title/Summary/Keyword: fruit characteristics and yield

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Variation for Fruit Yield and Quality Characteristics in Sweet Pepper (Capsicum annuum L.) Germplasm Collection

  • Luitel, Binod Prasad;Lee, Taek Jong;Kang, Won Hee
    • Korean Journal of Breeding Science
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    • v.43 no.2
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    • pp.139-144
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    • 2011
  • Fifty-five sweet pepper (Capsicum annuum L.) germplasm from the Rural Development Administration (RDA) were analyzed for their fruit yield and fruit quality characters, including fruit weight, fruit size, pericarp thickness, total soluble content, fruit lobe, fruit shape, fruit surface and fruit color. Fruit yield per plot ranged from 200 g to 8150 g (average, 1884 g). Fruit fresh-weight per fruit ranged from 27.3 g to 200.0 g with an average of 97.2 g. Fruit length varied from 4.0 cm to 16.2 cm (average, 9.6 cm). Fruit length-to-width ratio ranged from 0.6 to 3.0 with an average 1.7. The fruit pericarp thickness ranged from 1.8 mm to 10.7 mm (average, 4.8 mm). Total soluble content was the highest ($8.5^{\circ}Brix$) in K156286 and the lowest ($5.3^{\circ}Brix$) in K156208 with the average value $6.7^{\circ}Brix$. Fruit lobes numbers varied from 2 to 4. Blocky, triangular, elongated, rectangular and round fruit shape identified among the sweet pepper accessions. Fruit surface varied from smooth to wrinkle and fruit color also varied. The presence of variability in fruit yield and quality traits within the sweet pepper genotypes can be utilized to develop high yielding sweet pepper variety with better fruit quality characters.

Quality Characteristics of Pound Cake with Added Mulberry Fruit Powder (오디 분말을 첨가한 파운드 케이크의 품질 특성)

  • Yoo, Seung-Seok;Jeong, Hyun-Chul
    • Journal of the East Asian Society of Dietary Life
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    • v.22 no.2
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    • pp.239-245
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    • 2012
  • Mulberry fruit powder was substituted for wheat flour in pound cake recipes in amounts of 0%(control), 5%, 10%, 15%, and 20%. We measured the specific gravity of the dough, specific loaf volume, dough yield, baking loss, moisture content, pH, color, identified the texture, and conducted a sensory evaluation for each pound cake. Moisture content increased according to the amount of mulberry fruit powder, but specific gravity, dough yield, and pH decreased. Specific loaf volume and baking loss increased as the amount of mulberry fruit powder increased, but not considerably. The chromatic 'L' and 'b' values were reduced as more mulberry fruit powder was added to more pound cake, While the chromatic 'a' value increased. Texture hardness, springiness, gumminess and chewiness decreased as the pound cake contained more mulberry fruit powder. Cohesiveness did not show any considerable differences beteeen the cakes. A sensory evaluation showed a high preference for the pound cake made with 10% mulberry fruit powder.

Effect of Weather Conditions on Fruit Characteristics and Yield of 'Sangjudungsi' Persimmon Cultivar in Sangju, Gyeongsangbuk-do (경상북도 지방의 기상환경 변화에 따른 상주둥시 감나무의 과실특성 및 수확량)

  • Park, Yunmi;Kim, Mahn-Jo;Park, Sang-Byeong;Oh, Sung-Il
    • Korean Journal of Agricultural and Forest Meteorology
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    • v.17 no.4
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    • pp.340-347
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    • 2015
  • This study was conducted to analyze the relationship between climate factors and fruit characteristics of 'Sangjudungsi' persimmon (Diospyros kaki THUNB) has been mainly cultivated in Sangju of Korea. We has been surveyed the yield and fruit characteristics such as fruit weight and soluble solids of 'Sangjudungsi' persimmon from 2010 to 2015 for five years. Also, as major meteorological factor, mean air temperature, cumulative temperature and days, the data of sunshine duration, diurnal range, and rainfall were collected from Sangju Regional Meteorological Administration. As result of that, the annual variation of fruit weight was affected by sunshine duration for April and October related starting point of fruit weight increase. The content of soluble solids was affected by sunshine duration for April and October similarly with fruit weight and was negatively correlated with the number of days with precipitation in the year. These results indicate the characteristics related to fruit quality like the above were affected by the sunshine duration and precipitation which is critical factor for the intensity of radiation during rapid growth period (April and October). Fruit number and yield per tree was commonly affected by mean air temperature of April and cumulative temperature days of October. These results also indicate that temperature for period of rapid growth stage of persimmon may have an important role in the fruit number and yield per tree.

Fruit-Body Formation of Flammulina velutipes on the Synthetic Medium -1. Effect of Carbon and Nitrogen Sources- (합성배지(合成培地)를 이용(利用)한 팽나무버섯의 자실체(字實體) 형성(形成)에 관한 연구(硏究) -제(第) 1보(報) : 탄소원(炭素原)과 질소원(窒素源)의 영향(影響)-)

  • Hong, Jae-Sik;Yoon, Sook
    • Korean Journal of Food Science and Technology
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    • v.13 no.3
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    • pp.233-240
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    • 1981
  • Nutritional characteristics of mycelial growth and fruit-body formation of Flammulina velutipes in synthetic media were investigated. The results are summarized as follows: 1. Among sugar substances, mannitol gave rapid mycelial growth and formation of fruit-body with higher yield, and among organic acids only succinic acid showed the fruit-body but poorly. Ethyl alcohol and glycerol comparatively promoted the formation of the fruit-body with higher yield. 2. Among nitrogen sources, peptone resulted in rapid mycelial growth and fruit-body formation with higher yield. and among amino acids glycine gave fast fruit-body formation with higher yield. However. nitrite nitrogen, lysine and methionine showed no mycelial growth at all. 3. The concentration of substances tended to affect the fruit-body formation and yield. Lower concentration of mannitol and peptone prompted fruit-body formation but with low yields, and higher concentration delayed the fruit-body formation with increased yields.

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Fruity Characteristics of Mulberry Varieties for the Production of Fruit (뽕나무 유전자원의 과실적 특성 및 오디생산용 우량계통 선발)

  • Kim Hyun-bok;Sung Gyoo-byung;Hong In-pyo;Nam Hack-woo
    • Journal of Sericultural and Entomological Science
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    • v.46 no.1
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    • pp.6-11
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    • 2004
  • We evaluated fruity characteristics to select the desirable mulberry varieties for the production of fruit from 2002 to 2003. Tested items were total yield, weight of single fruit, soluble solids and fruit size including length, width, and petiole length. We started yield of mulberry fruits from 27th of May, and continued for two weeks or three weeks according to mulberry varieties. 'Susungppong', 'Cheongnosang', and 'Jeolgokchosaeng(Chungbuk)' were showed high and similar quantity for two years. In weight of single fruit, 'Jeolgokchosaeng(Chungbuk)' and 'Ficus' were 4.6 g respectively. 14 mulberry varieties were showed more than 17 Brix % in soluble solids. From that results, eight suitable varieties such as 'Jeolgokchosaeng(Chungbuk)', 'Dangsang 7', 'Jangsosang', 'Susungppong', 'Suwonnosang', 'Palcheongsipyung', 'Kangsun', and 'Jukcheonchosaeng' were selected for the production of fruit.

Evaluation of Fruit Characteristics According to Mulberry Breeding Lines for Fruit Production (오디 생산을 위한 뽕나무 계통별 과실 특성 평가)

  • Kim Hyun-Bok;Sung Gyoo-Byung;Kang Seok-Woo
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.50 no.spc1
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    • pp.224-227
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    • 2005
  • We evaluated fruity characteristics to select the desirable mulberry varieties for the production of fruit. Tested items were total yield, weight of single fruit, soluble solids and fruit size including length, width, and petiole length. 'Susungppong', 'Cheongnosang', 'Suwonnosang' and 'Jeolgokchosaeng (Chungbuk)' were showed high yield for three years. In weight of single fruit, 'Jeolgokchosaeng (Chungbuk)' was 4.5 g. 4 mulberry varieties were showed move than 17 Brix $\%$ in soluble solids. From that results, eight suitable varieties such as 'Jeolgokchosaeng (Chungbuk)', 'Dangsang 7', 'Jangsosang', 'Susungppong', 'Suwonnosang', 'Palcheongsipyung', 'Kangsun', and 'Jukcheonchosaeng' were selected for the production of fruit.

Effects of Freezing Pretreatment on Juice Expression and Drying Characteristics of Prunus mume Fruit (동결 전처리가 매실의 착즙과 건조 특성에 미치는 영향)

  • Chung, Hun-Sik;Kim, Han-Soo;Lee, Young-Guen;Seong, Jong-Hwan
    • Food Science and Preservation
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    • v.17 no.4
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    • pp.507-512
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    • 2010
  • The effects of pretreatment by freezing on juice expression and drying characteristics of Prunus mume fruit were investigated. Fresh fruit slices were frozen at $-20^{\circ}C$, thawed, and then either pressed (to yield juice) or dried. Fresh fruit slices were used as controls. Both juice yield and drying rate were higher when pre-frozen fruit was tested, compared to fresh fruit. The L and b color values were lower in the juice and dried powder of pre-frozen compared to fresh fruit. The a color value was higher in juice and powder prepared from pre-frozen fruit compared to fresh fruit. There was no significant difference in free sugar or organic acid content between juices and powders from pre-frozen and fresh fruit. None of soluble solid content, titratable acidity, or juice pH was affected by freezing pretreatment. The results suggest that such pretreatment may be useful to increase juice yield and drying rate. However, browning of juice and powder may be elevated.

Fruit Characteristics and Yield according to the Age of "Cheonhwang" Jujube Trees (Zizyphus jujuba var. inermis) (대추나무 '천황'의 수령에 따른 과실품질과 수확량)

  • Park, Seong-In;Chul-Woo Kim;Yoo, Hui-Won;Lee, Uk;Ahn, Young-Sang
    • Journal of Korean Society of Forest Science
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    • v.111 no.4
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    • pp.548-556
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    • 2022
  • In this study, basic data were obtained to determine the optimal cultivation method to achieve stable fruiting and yield increase in "Cheonhwang" jujube trees. Accordingly, thefructification, fruit characteristics, and yield according to tree age were analyzed. The mean (and range of) tree height, crown area, stem diameter near the root, clear stem length, number of main branches, and distance between main branches were 235.6 (217.4-253.8) cm, 3.5 (3.1-4.1) m2, 5.5 (4.0-7.1) cm, 70.6 (66.2-72.7) cm, 9.7 (8.6-10.5), and 10.4 (7.9-14.2) cm, respectively. Correlationanalysis results indicated that tree age was positively correlated with crown area, stem diameter near the root, and clear stem length but not with the number of main branches. The mean number (and range) of fruit per fruit-bearing mother shoot and tree were 18.3 (16.7-18.3) and 170.7 (157.9-178.3), respectively. Tree age was not significantlycorrelated with fruiting characteristics (i.e., the numbers of fruit-bearing mother shoots per main branch, fruit-bearing shoots per fruit-bearing mother shoot, fruit per fruit-bearing shoot, and fruit per tree). Given that the shape of jujube trees is constantly managed according to the growing area and greenhouse type, the tree growth characteristics were more affected by tree management techniques than by tree age. The mean (and range of) fruit weight, fruit hardness, and soluble solid content were 28.6 (27.7-30.3) g, 29.4 (28.5-30.4) N, and 20.4 (19.3-21.0) °brix, respectively, and these fruit characteristics were not significantly correlated with tree age.The average yield per tree of the 'Cheonhwang' jujube cultivar was 4.9 (4.8-5.0) kg, which was not significantly correlated with tree age.

Selection of New Variety of Rubus coreanus Miq., "Doo-Ryun", with Large Fruit and High Yield (대립 다수성 복분자딸기 "두륜")

  • Kim, Sea-Hyun;Han, Jingyu
    • Korean Journal of Breeding Science
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    • v.41 no.2
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    • pp.126-129
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    • 2009
  • The new Rubus coreanus Miq. variety, 'Doo-Ryun', was selected from 227 clones of the clone bank. This breeding was progressed to select the superior variety for high productivity from 1998 to 2005. To evaluate the clones, characteristics of a fruiting lateral and a ripe fruit were investigated. 'Doo-Ryun' was finally selected through selection of three times and stable trial at four different regions. 'Doo-Ryun' has specific morphological characteristics that are fewer thorn in lateral and strong glossiness of leaf upper side than contrast clone. The flowing and fruiting characteristics of 'Doo-Ryun' shown that the number of flower per fruitng lateral, the number of fruit per fruiting lateral, fruit weight and yield per individual were 17.2, 16.9, 1.73g and 4.50kg, respectively. Also, their selection effects were evaluated as 103.6%, 107.6%, 140.6% and 155.7% compared to the mean of whole clones in the clone bank, respectively.

A Study on the Quality Characteristics of Soybean Curd Prepared with the Addition of Opuntia humifusa Fruit (백년초 열매를 이용한 두부의 품질 특성 연구)

  • Song, Jae-Hyoung;Park, Jang-Soon;No, Young-Ju;Choi, Hwa-Jung
    • The Korean Journal of Food And Nutrition
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    • v.24 no.1
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    • pp.12-16
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    • 2011
  • This study was conducted to investigate the quality characteristics of soybean curd prepared with Opuntia ficus-indica fruit, freeze-dried Opuntia ficus-indica fruit powder, or heat-dried Opuntia ficus-indica fruit powder, without addition of a coagulant. The yield rates of the soybean curd were slightly decreased for the three curds containing Opuntia ficus-indica fruit; this was accompanied by a significant decrease in pH. Furthermore, the hardness and springiness of soybean curds coagulated with added freeze-dried Opuntia ficus-indica fruit powder or heat-dried Opuntia ficus-indica fruit powder were higher than the hardness and springiness of the coagulated controls. However, the cohesiveness and brittleness of two soybean curds were lower than for the controls, while the gumminess of the four soybean curds containing control fruit was the same. In terms of overall acceptability, the preferred soybean curd was the curd containing freeze-dried Opuntia ficus-indica fruit powder.