• Title, Summary, Keyword: Livestock Waste

Search Result 234, Processing Time 0.046 seconds

Management Strategies of Livestock Waste Minimization and Resource Conservation

  • Kim, Kyung-Sook;Won, Hyo-Joung;Chung, Jae-Chun;Choi, Deuk-Soo
    • Journal of the Korea Organic Resources Recycling Association
    • /
    • v.8 no.1
    • /
    • pp.83-89
    • /
    • 2000
  • There is no simple method to solve livestock waste problems satisfactorily. For a successful solution, various methods should be well organized orderly depending upon the situation. Even in the livestock waste management, integrated waste management principle should be applied. Minimization of livestock waste generation is the first priority. It is also important to distribute fairly livestock farms throughout the nation. Efficient management of permit system is equally important. Permit should be given only when the farmer have enough grass-land on which the farmer can apply more than two thirds of livestock waste generated or when the farm have an anaerobic digestor in which store livestock waste generated for at least 3 months. In principle, livestock waste should be treated in the farm and it is desirable to operate composting facilities in the farm site too.

  • PDF

Investigation for Pollution of Livestock Waste in Daechong Reservoir Area (대청호 유역의 축산폐수 오염에 관한 연구)

  • 이봉규;조우영;최윤식;심순보
    • Korean Journal of Veterinary Service
    • /
    • v.15 no.2
    • /
    • pp.203-214
    • /
    • 1992
  • Livestock waste causes ground and surface water pollution, eutrophication of reservoir as well as adverse affects living environment of those who dwell nearby. In order to investigate the pollution load from livestock waste, physical and chemical characteristics of the waste were determinded in the survey of livestock farms. Once pollution load is obtained as a function of the origin units of livestock, the influence of livestock waste on the Daecheong reservoir was studied. 1. For Daecheong reservoir inflow area, the liverstock manure productions of beef cattle swine, dairy cattle and chicken were 1,135.6t/day, 480t/day, 241.3t/day, 48t/day respectively; Beef cattle was the mai or source of the pollution. Pollution loading productions due to the livestock waste around the were found to be 53.31t/day for BOD, 222.49t /day for COD, 261.99t/day for T-S, 9.64t/day for T-N, 6.54t/day for T-P 2. Bocheong stream turnd out to be the major contribution for pollution loading production to Daecheong reservoir with 10,748kg /day of BOD, 47,157kg /day of COD, 1,946kg /day of T-N, 1,271kg /day of T-p. 3. Actual pollution loadings from livestock wastes for the area of Daecheong reservoir were estimated as 1,997kg /day(BOD), 8,546kg /day(COD), 364kg /day(T-N), 243kg /day (T-P), respectively Therefore, advanced treatment for livestock waste is recommended for Daectleong reservoir inflow area to eliminate the nutrients which are major sources of eutrophication of the reservoir.

  • PDF

Ultrasonic treatment of waste livestock blood for enhancement of solubilization

  • Jeon, Yong-Woo;Kim, Hyeon-Jeong;Shin, Myung-Seop;Pak, Seo-Hyun
    • Environmental Engineering Research
    • /
    • v.21 no.1
    • /
    • pp.22-28
    • /
    • 2016
  • The aim of this study was to recycle the waste livestock blood as one of the waste biomass by turning proteins, the main constituent of blood, into effective biological resources like amino acid. Ultrasonic technology was applied to solubilize the proteins in the waste livestock blood. And of the multiple ultrasonic frequencies tested, 20 kHz was confirmed to yield the highest solubilization rate. The optimum pretreatment conditions were determined to be 30-min treatment at an ultrasonic irradiation density of 0.5 W/mL, which resulted in a solubilization rate of 96.01%. Also, a gel permeation chromatography (GPC) confirmed that a large amount of proteins were solubilized, and in an experiment where ultrasonic treatment was applied to kill bacteria, death rates of general bacteria and total coliforms were found to be reduced by 99.93% and 100%, respectively. Based on these results, ultrasonic technology was confirmed to be a crucial part of treating and recycling the proteins in waste livestock blood.

Research and Development of Closed Ecological and Biotechnical Systems in Live Stock

  • Chmil, A.;Chervinsky, L.;Oliinyk, Y.
    • The Korean Journal of Food & Health Convergence
    • /
    • v.5 no.6
    • /
    • pp.17-21
    • /
    • 2019
  • This article addresses issues related to environmental pollution.Particular attention is paid to the prevention of environmental pollution by livestock waste, which prompted the creation of closed ecological and biotechnical systems as environmentally closed production structures that can fit into the equilibrium system of the environment with minimal damage to it. An energy-saving and environmental protection technology for the processing and disposal of livestock waste with a maximum coefficient of energy transfer to livestock products has been developed, which consists in a combined treatment of waste in three stages, by transferring waste from one technological module to another, which makes it possible to completely utilize mineral substances in waste. The focus is on vermicultivation, microalgae cultivation and anaerobic fermentation in a bioenergy plant. To increase the productivity of growing microalgae, the authors proposed a deep type cultivator with submerged movable light sources.The technological parameters of the bioenergy installation for waste treatment are determined. An energy-saving and environmental-friendly technology has been developed for processing The main contribution of the study is the development of energy-saving and environmental technology for the processing and disposal of livestock waste with a maximum coefficient of energy transfer to livestock products.

Growth Response and Absorption Capacity of Poplars on Livestock Waste Water (축산폐수(畜産廢水) 처리(處理)에 따른 포플러류(類)의 생육반응(生育反應) 및 축산폐수(畜産廢水) 흡수능력(吸收能力))

  • Yeo, Jin Kie;Koo, Yeong Bon;Son, Doo Sik
    • Journal of Korean Society of Forest Science
    • /
    • v.90 no.6
    • /
    • pp.734-741
    • /
    • 2001
  • The two-month-old rooted-cuttings of Populus alba ${\times}$ glandulosa, P. euramericana and P. nigra ${\times}$ maximowiczii clones were exposed to livestock waste water - one of major water pollutants, and ground water in order to determine the effects of livestock waste water on growth response and absorption capacity of the species. For this purpose, 5 clones of each species were used. In all the species, the height growth of rooted-cuttings was better in livestock waste water treatment than in ground water. Of all the poplar species compared, the height growth was best in P. alba ${\times}$ glandulosa. In the cases of P. euramericana and P. nigra ${\times}$ maximowiczii, the height growth in the livestock waste water treatment was statistically different among clones, whereas there was no significant difference among P. alba ${\times}$ glandulosa clones. Aboveground biomass such as leaf and shoot dry weight of all the species increased in the livestock waste water treatment, while root dry weight decreased. In addition, chlorophyll contents in leaf of all the poplar species increased in the livestock waste water treatment. All the poplar trees showed temporal variation in the absorption amount of livestock waste water during the experimental period. In all the poplar species, the absorption amount of livestock waste water was less than that of ground water. Of 3 poplar species, P. alba ${\times}$ glandulosa was best in the absorption capacity of livestock waste water. Of all 15 poplar clones compared in this study, the 72-16 clone of P. alba ${\times}$ glandulosa showed the best absorption capacity.

  • PDF

A Study on VS Removal Efficiency and Methane Emission in Combined Anaerobic Digestion of Livestock Manure and Food Waste (가축분뇨 및 음식물쓰레기의 혐기성 소화 병합처리 시 VS 제거효율과 메탄 발생량의 관한 연구)

  • Choi, Young-Ik;Ji, Hyeon-Jo;Jung, Jin-Hee;Jung, Byung-Gil;Kim, Jung-Geon
    • Journal of Environmental Science International
    • /
    • v.27 no.9
    • /
    • pp.737-742
    • /
    • 2018
  • Livestock manure treatments have become a more serious problem because massive environmental pollutions such as green and red tides caused by non-point pollution sources from livestock manures have emerged as a serious social issue. In addition, more food wastes are being produced due to population growth and increased income level. Since the London Convention has banned the ocean dumping of wastes, some other waste treatment methods for land disposal had to be developed and applied. At the same time, researches have been conducted to develop alternative energy sources from various types of wastes. As a result, anaerobic digestion as a waste treatment method has become an attractive solution. In this study has three objectives: first, to identify the physical properties of the mixture of livestock wastewater and food waste when combining food waste treatment with the conventional livestock manure treatment based on anaerobic mesophilic digestion; second, to find the ideal ratio of waste mixture that could maximize the collection efficiency of methane ($CH_4$) from the anaerobic digestion process; and third, to promote $CH_4$ production by comparing the biodegradability. As a result of comparing the reactors R1, R2, and R3, each containing a mixture of food waste and livestock manure at the ratio of 5:5, 7:3, and 3:7, respectively, R2 showed the optimum treatment efficiencies for the removal of Total Solids (TS) and Volatile Solids (VS), $CH_4$ production, and biodegradability.

Effects of Sawdust and Rice Hulls Litter on the Waste Management of Hanwoo (Korean Native Cattle) (톱밥이용 한우 분료처리에 관한 연구)

  • Kang, Hee-Seol;Hong, Seong-Koo;Cho, Won-Mo;Paek, Bong-Hyun;Park, Chi-Ho;Lee, Duk-Sou
    • Journal of Animal Environmental Science
    • /
    • v.1 no.1
    • /
    • pp.1-8
    • /
    • 1995
  • Litters such as sawdust and rice hulls are used to manage the waste excrements of Hanwoo(Korean Native Cattle). This experiment was conducted to investigate the adequate depth of bedding materials, and the effective substitutive rate of rice hulls and the recycled-dried sawdust mixed with cattle waste for sawdust from 1993 to 1994. The results were as follows; 1. The most adequate bedding depth of sawdust was 4cm and it was able to be utilized for 38 days. The cost of required sawdust was lower in order of 5, 15, 20 and 10cm in depth of bedding sawdust. 2. Rice hulls was able to be fully substituted for sawdust, but 50% substitution the most effective. 3. Recycled-dried sawdust mixed with cattle waste could be substituted less than 25% for sawdust.

  • PDF

The Effect of Food Waste Compost on Tomato (Lycoperscion Esculentum.L) Growth and Soil Chemical Properties (음식물류 폐기물 퇴비 시용이 토마토 생육 및 토양특성에 미치는 영향)

  • Lee, Young Don;Huseein, Khalid Abdallah;Yoo, Jae Hong;Joo, Jin Ho
    • Korean Journal of Environmental Agriculture
    • /
    • v.38 no.4
    • /
    • pp.332-337
    • /
    • 2019
  • BACKGROUND: From year 2005, landfill for food waste has been prohibited. Also, according to London agreement in year 2013, ocean discharge for livestock manure, sewage sludge, and food waste has been regulated. Alternative way for food waste disposal is incineration. However, due to high moisture content, additional input for energy is needed. Therefore, effective way for food waste disposal such as application of food waste compost is needed. METHODS AND RESULTS: Seven different treatments (livestock compost, food waste compost, food waste + livestock compost, livestock compost + chemical fertilizer, food waste compost + chemical fertilizer, food waste + livestock compost + chemical fertilizer and control) were applied to tomato crop. All treatments were replicated with completely randomized design. Tomato growth treated with LC+NPK showed the highest values at 6 weeks for all parameters such as leaf length (11.80 cm), leaf width (6.88 cm), and chlorophyll (61.12 O.D.), compared to other treatments. Subsequently the FWC+LC+NPK treatment was followed (11.51 cm, 6.40 cm, 59.50 O.D. for leaf length, leaf width, and chlorophyll, respectably). EC, OM contents, and CEC in the soil treated with the composts significantly increased. CONCLUSION: To evaluate the effect of food waste compost application on tomato growth and soil chemical properties, we carried out field experiment treated with 7 treatments with 3 replicates. The LC+NPK treatment showed highest values for all parameters. Some parameters such as shoot length and total length for tomato were not significantly different between the LC+NPK and the FWC+LC+NPK treatments.

Study on the Livestock Waste Water Treatment by the Modified Activated-Sludge Process and Sawdust-Soil Filter Method (變形된 活性汚泥法과 톱밥 土壤濾過法을 利用한 畜産廢水處理에 關한 硏究)

  • Jeon, Byoung-Soo;Kwag, Chung-Hoon;Thak, Tae-Young
    • Journal of Animal Environmental Science
    • /
    • v.1 no.1
    • /
    • pp.77-82
    • /
    • 1995
  • In order to investigate the purification effects of livestock waste water, Modified Activated-Sludge Process(MASP) containing marine silica and volcanic ash-rock as the contact media and Sawdust-Soil Filter Method were used. The results obtained are as follows: 1. MASP which treated two metric tons' livestock waste water a day decreased BOD by 97.5% from 4,400.0mg/I to 108.8mg/I and SS by 98.0% from 5,335.0mg/I to 111.0mg/I. 2. MASP decreased BOD by 93.9% from 2,549.1mg/I to 156.6mg/I and SS by 96.3% from 3,521.9mg/I to 132.0mg/I when ten metric ton's livestock waste water was treated a day. 3. BOD and SS were decreased by 83.4% from 45.1mg/I to 7.5mg/I and by 83.4% from 47.5mg/I to 7.9mg/I when the supernatant layer treated by MASP was purified by Sawdust-Soil Filter Method.

  • PDF

The Effect of Food Waste Compost and Livestock Manure on Chinese Cabbage (Brassica rapa var. glabra) Growth

  • Lee, Young Don;Yoo, Jae Hong;Joo, Jin Ho
    • Korean Journal of Soil Science and Fertilizer
    • /
    • v.50 no.6
    • /
    • pp.547-553
    • /
    • 2017
  • Treatment of food waste is becoming a big issue due to their significant quantities. Composting could be an effective alternative for food waste management which could be used as soil conditioner or fertilizer with little concerns about heavy metals and pathogens. The purpose of this research was to evaluate the effect of food waste on Chinese cabbage growth and soil properties. 9 different treatments (two livestock manures, two food wastes, two livestock manures + chemical fertilizer, two food wastes + chemical fertilizer, and control) were applied to Chinese cabbage. All treatments were carried out in 3 replicates. We measured leaf length, leaf width, fresh weight, dry weight, and leaf greenness of Chinese cabbage. Treatment of one of food waste composts significantly increased leaf length and leaf width of Chinese cabbage by 28.6, 26.6, 67.7, and 59.9%, respectively, in comparison to those of control, while no significant differences for leaf greenness were shown. Application of food waste compost resulted in significant increase of EC, available $P_2O_5$, CEC, organic matter, and exchangeable cations. However, further researches are needed to reduce NaCl content of food waste.