• Title/Summary/Keyword: Red pepper yield

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Effect of red pepper seed powder on the quality characteristics of chicken thigh frankfurters (고추씨 분말 첨가가 닭다리살 프랑크푸르트 소시지의 품질 특성에 미치는 영향)

  • Lee, Sol-Hee;Kim, Hack-Youn
    • Korean Journal of Food Science and Technology
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    • v.48 no.4
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    • pp.372-377
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    • 2016
  • The quality characteristics of chicken thigh frankfurters prepared with various concentrations of red pepper seed powder (0, 0.5, 1.0, and 1.5%) were examined. With increasing levels of red pepper seed powder, moisture and ash contents of samples increased but protein contents significantly decreased (p<0.05). Moreover, the lightness of uncooked and cooked samples decreased with increasing concentrations of red pepper seed powder. Redness and yellowness values of uncooked and cooked samples containing 1.0% and 1.5% red pepper seed powder were significantly higher than those of control samples and samples containing 0.5% red pepper seed powder (p<0.05). The cooking yield and viscosity of the samples increased with increasing red pepper seed powder content. In conclusion, chicken thigh frankfurters containing 1.5% red pepper seed powder had better physicochemical properties than the other samples tested. Therefore, 1.5% red pepper seed powder is suitable additive for chicken thigh products.

The Economic Impact of Government Purchases on the Price Volatility of Korean Dried Red Pepper (건고추 정부수매의 가격안정화효과에 대한 사후영향평가분석)

  • Park, Su-Yeon;Kim, In-Seck
    • The Journal of Industrial Distribution & Business
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    • v.9 no.10
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    • pp.73-82
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    • 2018
  • Purpose - Unstable vegetable prices have been one of the major concerns in Korean agricultural and food marketing system. The Korean government has implemented a number of policy instruments, including government purchasing programs in order to alleviate fluctuations in vegetable prices. The economic impact of policy instruments has been assessed based on the average monthly price change rate before and after the implementation of the policy. However, this approach failed to provide a net impact of policy measures on price stabilization in the vegetable markets, as policy impacts could not be successfully distinguished from other effects on price changes in the vegetable market. The purpose of this study is to evaluate the net impact of the government purchasing program on the price volatility of dried red pepper which is considered one of the major vegetables in Korea. Research design, data, and methodology - This study develops a monthly dynamic partial equilibrium model of Korean dried red pepper market. Behavioral equations in the model were estimated by OLS and synthetic method based on the annual and monthly time series data from 1993 to 2015. The model is first simulated to yield actual dried red pepper market conditions in 2015 as a baseline and then compared it to the scenario assuming that there were no government purchases of dried red pepper in 2015. Results - According to the ex-post scenario analysis using the developed model, without the government procurements in 2015, the average monthly price change rate and the value of coefficient of variation of dried red pepper in 2015 would be respectably 7.9 percent and 0.10. It is relatively higher than the actual average monthly price change rate and the value of coefficient of variation of dried red pepper in 2015 which were respectively 1.7 percent and 0.06. Conclusions - The ex-post simulation results in this study shows that if there were no government purchases of dried red pepper in 2015, the dried red pepper market would have had much higher volatile price movements. The results of this study would provide useful information for future price stabilization policy of vegetable markets in Korea.

Study on the Standards of Proper Effective Rooting Depth for Upland Crops

  • Zhang, Yongseon;Han, Kyunghwa;Jung, Kangho;Cho, Heerae;Seo, Mijin;Sonn, Yeonkyu
    • Korean Journal of Soil Science and Fertilizer
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    • v.50 no.1
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    • pp.21-30
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    • 2017
  • The study was performed to determine effective soil depth with crop type. Lysimeters, filled with three types of soils (sandy loam, loam and clay loam), were used. Effective soil depths for 25 cm, 50 cm, 75 cm, and 100 cm were considered for each soil. Six crops were investigated for plant height and yield, and rooting depths: Chinese cabbage, maize, lettuce, potato, red pepper, and soybean. Experiment was conducted at the National Institute of Agricultural Sciences in Suwon from 2012 to 2014. Effective rooting depth including 70% of root ranged from 19 cm to 29 cm for Chinese cabbage, from 24 cm to 38 cm for maize, from 17 cm to 24 cm for lettuce, from 27 cm to 32 cm for soybean, and around 50 cm and 30 cm for potato and red pepper. The maximum depth was 60 cm for soybean, 50 cm for Chinese cabbage, lettuce, and potato, and 75 cm for maize and red pepper. Each crop showed high yield in the treatment with soil depth over maximum rooting depth under all soils.

Foliar Colonization and Growth Promotion of Red Pepper (Capsicum annuum L.) by Methylobacterium oryzae CBMB20

  • Lee, Min-Kyoung;Chauhan, Puneet Singh;Yim, Woo-Jong;Lee, Gyeong-Ja;Kim, Young-Sang;Park, Kee-Woong;Sa, Tong-Min
    • Journal of Applied Biological Chemistry
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    • v.54 no.2
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    • pp.120-125
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    • 2011
  • In order to exploit Methylobacterium oryzae CBMB20 as of plant growth promoting agent, different inoculation methods have been evaluated. The present study aimed to evaluate soil, foliar, and soil+foliar inoculations of M. oryzae CBMB20 to improve the growth, fruit yield, and nutrient uptake of red pepper (Capsicum annuum L.) under greenhouse conditions. The population range of green fluorescent protein (gfp)-tagged M. oryzae CBMB20 using the three inoculation methods was 2.5-2.9 ${\log}_{10}$ cfu/g in the rhizosphere and 4.5-6.0 ${\log}_{10}$ cfu/g in the phyllosphere of red pepper plants. Confocal laser scanning microscopy results confirmed the colonization of M. oryzae CBMB20 endophytically on leaf surface. Plant height, fruit dry weight, and total biomass were significantly higher ($p{\leq}0.05$) in all M. oryzae CBMB20 inoculation methods as compared to non-inoculated control. Furthermore, uptake of mineral nutrients such as N, P, K, Ca, and Mg in red pepper plants in all M. oryzae CBMB20 inoculation methods was higher than in non-inoculated control. Comparative results of inoculation methods clearly demonstrated that soil+foliar inoculation of M. oryzae CBMB20 lead to the highest biomass accumulation and nutrient uptake which may be due to its efficient colonization in the red pepper rhizosphere and phyllosphere.

Time-intensity Evaluation of Hot Taste of Red Pepper Seed Extracts as Affected by Mixing Ratio of Red Pepper Seed Extracts (고춧가루와 고추씨 추출액의 혼합 비율에 따른 매운맛의 시간차 강도 평가)

  • Han, Mee-Young;Ko, Soon-Nam;Kim, Woo-Jung
    • Korean Journal of Food Science and Technology
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    • v.31 no.6
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    • pp.1679-1682
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    • 1999
  • This study was carried out to investigate the effect of hot taste of red pepper seed (RPS) extracts in terms of mixing ratio with red pepper powder (RPP) extracts. As the mixing ratio of RPP extracts to RPS extracts increased, the solid yield, viscosity, turbidity and Hunter a and b values were increased but the L values was decreased. The time-intensity curve from sensory evaluation showed that the hot taste of RPP extracts reached maximum point in short time and decreased fastly while that of RPS slowly developed and maintained the intensity with a little decrease in the tested time. The mixing ratio of RPP and RPS responded the properties of their individual hot taste.

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Basic Studies on the Consumptive Use of Water Required for Dry Field Crops (3) -Red Pepper and Radish- (밭작물 소비수량에 관한 기초적 연구(III)-고추 및 가을 무우-)

  • 김철기;김진한;정하우;최홍규;권영현
    • Magazine of the Korean Society of Agricultural Engineers
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    • v.32 no.1
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    • pp.55-71
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    • 1990
  • The purpose of this study is to find out the basic data for irrigation plans of red pepper and radish during the growing period, such as total amount of evapotranspiration, coefficent of evapotranspiration at each growth stage, the peak stage of evapotranspiration, the maximum ten day evapotranspiration , optimum irrigation point, total readily available moisture and intervals of irrigation date. The plots of experiment were arranged with split plot design which were composed of two factors, irrigation point for main plot and soil texture for split plot, and three levels ; irrigation point with pH1.7-2.0, pF2.1-2.4 and pF2.5-2.8, at soil texture of sandy soil, sandy loam and silty clay for both red pepper and radish, with two replications. The results obtained are summarized as follows. 1.1/10 exceedance probability values of maximum total pan evaporation during growing period for red peppr and radish were shown as 663.6 mm and 251.8 mm. respectively, and those of maximum ten day pan evaporation for red pepper and radish, 67.1 mm and 46.9 mm, respectively. 2.The time that annual maximum of ten day pan evaporation can he occurred, exists at any stage between the middle of May and the late of August for red pepper, and at any stage between the late of August and the late September for radish. 3.The magnitude of evapotranspiration and its coefficient for red pepper was occurred large in order of pF1.7-2.0 pF2.1-2.4 and pF2.5~2.8 in aspect of irrigation point and the difference in the magnitude of evapotranspiration and of its coefficient between levels of irrigation point was difficult to be found out due to the relative increase in water consumption resulted from large flourishing growth at the irrigation point in lower water content for radish. In aspect of soil texture they were appeared large in order of sandy loam, silty clay and sandy soil for both red pepper and radish. 4.The magnitude of leaf area index was shown large in order of pF2.1-2.4, pF2.5-2.8, and pFl.7-2.0, for red pepper and of pF2.5-2.8, pF2.1-2.4, pFl.7-2.0 for radish in aspect of irrigation point, and large in order of sandy loam, silty clay, sandy soil for both red pepper and radish in aspect of soil texture 5.1/10 exceedance probability value of evapotranspiration and its coefficient during the growing period for red pepper were shown as 683.5 mm and 1.03, respectively, while those of radish, 250.3 mm and 0, 99. respectively. 6.The time that the maximum evapotranspiration of red pepper can be occurred is in the middle of August around the date of ninetieth to hundredth after transplanting, and the time for radish is presumed to be in the late of September, around the date of thirtieth to fourtieth after sowing. At that time, 1/10 exceedance probability value of ten day evapotranspiration and its coefficient for red pepper is assumed to be 81.8 mm and 1.22, respectively, while those of radish, 49, 7 mm and 1, 06, respectively. 7.Optimum irrigation point for red pepper on the basis of the yield of raw matter is assumed to be pFl.7-2.0 for sandy soil, pF2.5-2.8 for sandy loam, and pF2.1-2.4 for silty clay. while that for radish is appeared to be pF2.5-2.8 in any soil texture used. 8.The soil moisture extraction patterns of red pepper and radish have shown that maximum extraction rates exist at 7 cm deep layer at the beginning stage of growth in any soil texture and that extraction rates of 21 cm to 35 cm deep layer are increased as getting closer to the late stage of growth. And especially the extraction rates have shown tendency to be greatest at 21cm deep layer from the most flourishing stage of growth for red pepper and at the last stage of growth for radish. 9.The total readily available moisture on the basic of the optimum irrigation point become 3.77-8.66 mm for sandy soil, 28.39-34.67 mm for sandy loam and 18.40-25.70 mm for silty clay for red pepper of each soil texture used but that of radish that has shown the optimum irrigation point of pF2.5-2.8 in any soil texture used. 12.49-15.27 mm for sandy soil, 23.03-28.13 mm for sandy loam, and 22.56~27.57 mm for silty clay. 10.On the basis of each optimum irrigation point. the intervals of irrigation date at the growth stage of maximum consumptive use of red pepper become l.4 days for sandy soil, 3.8 days for sandy loam and 2.6 days for silty clay, while those of radish, about 7.2 days.

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Economic Impacts of Abnormal Climate on Total Output of Red Pepper (이상기후에 따른 건고추 생산농가의 총수입 변화 계측)

  • Cho, Jae-Hwan;Suh, Jeong-Min;Kang, Jum-Soon;Hong, Chang-Oh;Lim, Woo-Taik;Shin, Hyun-Moo;Kim, Woon-Won
    • Journal of Environmental Science International
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    • v.23 no.4
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    • pp.707-713
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    • 2014
  • The purpose of this article is analyzing the economic impacts of abnormal climate on total revenue of red pepper in Korea, with employing the equilibrium displacement model. Our simulation results show the rate of yield change, price change, and total revenue change according to the climate change scenarios. In th case of by RCP 8.5 Scenario, red pepper production volume would be expected to decrease by 77.2% compared to 2012 while price increasing by 29.6%. As a result, total revenue to be returned to farmers would be reduced by 47.6% than it was in 2012. In contrast, total revenue would be expected to decline by 29.6% according to RCP 4.5 scenario.

Effects of Diffused Light Materials on Marketable Yield and Quality of Sunlight Dried Red Pepper (Capsicum annuum L.) in Plastic Film House (비닐하우스 이용 태양초 생산시 산광 재료가 상품 수량과 품질에 미치는 영향)

  • Lee, Guang-Jae;Song, Myung-Gyu;Kim, Si-Dong;Nam, Sang-Young;Lee, Ki-Yeol;Kim, Tae-Jung;Kim, Dong-Eok;Yoon, Jung-Beom;Choi, Kyu-Hong
    • Korean Journal of Plant Resources
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    • v.27 no.1
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    • pp.102-109
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    • 2014
  • This study was carried out to investigate the effects of diffused light materials on marketable yield and quality of sunlight dried red pepper in plastic film house. The after ripening methods were composed of 3 treatments; using electric bulk dryer (Bulk), sealing house (House), and PE sealing. The diffused light materials were control, tent, shading 35% (Shading net), white polypropylene (PP (white)), and black polypropylene (PP (Black)). The marketable yield was high in order of Bulk as 300 g, House as 275 g, and PE sealing as 112 g. The redness of PE sealing was the highest as 17.85 and that of Bulk was the lowest as 10.65. There was significant difference in redness among the treatments. The moisture content of red pepper was the most rapidly reduced in control, and was the most slowly reduced in Shading net treatment. The marketable yield index was the higher in PP (white) as 114% than control. The redness had a significant difference in PP (Black) and tent compared to the other treatments. The capsaicin content showed the highest as $160mg{\cdot}100g^{-1}$ in PP (white) treatment. Conclusively, the most effective method for sunlight drying red pepper was House with PP (White) treatment. It delayed drying for 2 days but increased marketable yield at 114% than control when sunlight dried red pepper in plastic house. Our results also provided an optimized method for improvement of drying red pepper with sunlight, and will be useful for further drying red pepper research.

The Optimum Irrigation Level and the Project Water Requirement for Upland Crops (밭 작물의 최적관개수준과 계획용수량 산정)

  • 윤학기;정상옥;서승덕
    • Magazine of the Korean Society of Agricultural Engineers
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    • v.32 no.1
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    • pp.72-86
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    • 1990
  • This study was carried out to get the basic information of irrigation plans for upland crops such as the optimum irrigation level and the project water requirement. Red peppers and cucumbers were cultivated in PVC pot lysimeters filled with 60cm deep clay loam soil. Four tensiometers were installed in each pot to measure the soil water pressure head. Six levels of irrigation were used. The results obtained from this study are summarized as follows: 1.The optimum irrigation level. The irrigation level of FC-PF2.7 was found to be the optimum level for both red pepper and cucumber with respect to the yield and the weight per fruit. In case of FC-PF2.7, total ET during the irrigation period were 1005.2mm for red pepper, and 429.6mm for cucumber, respectively. 2.soil moisture extraction patterns. Average soil moisture extraction patterns (SMEP)during the irrigation period were from 1st soil layer 43% : 32% : 16% : 9% for red pepper and 39% : 34% : 15% : 12% for cucumber, respectively. The extraction ratio of the upper soils showed very large values during the early stage of growth and decreased largely during the middle stage, and became larger in the last stage. 3.The project water requirement. Among the reference crop evapotranspiration(ETo) computation methods presented by FAO, the Penman method was found to be the best. The effective rainfall was computed by a modified USDA-SCS curve number equation. Availability ratios of the total rainfall during irrigation season were 59.2% for red pepper and 48.9% for cucumber, respectively. Net project water requirement of design year are 837.3mm for red pepper. and 502.Smm for cucumber, respectively.

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Mono-granular Compound Fertilizer Acting Slow Release for the Crops Under Vinyl Mulching Cultivation -II. Effect of newly developed compound fertilizer on red pepper (비닐멀칭 작물재배용(作物栽培用) 지효성(遲效性) 전용복비(專用複肥) 개발(開發) -II. 고추 전용복비(專用複肥)의 비효시험(肥效試驗))

  • Lim, Dong-Kyu;Shin, Jae-Sung;Song, Jeong-Seb
    • Korean Journal of Soil Science and Fertilizer
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    • v.20 no.3
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    • pp.217-221
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    • 1987
  • Two trial products of monogranular compound fertilizer for red pepper under vinyl mulching cultivatin were made using the principal sources of urea, diammonium phosphate and muriate of potash in combination with fillers of treated human wastes (product I) and zeolite (Product II). A field experiment was carried out to evaluate their effects on red pepper and the results obtained were as follows. Red pepper plant growth and total red fruit yields in the trial products of one time basal application were better and higher than those of NPK split application of contrl plot. The increases of yield in the trial products might be due to steady supply of nutrients for the entire growing period. Therefore, one time basal dressing of a developed monogranular compound fertilizer for red pepper was applicable under vinyl mulching cultivation.

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