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Local People's Perceptions of Baobab (Adansonia digitata L.) Technologies in Senegal 当地人对猴面包树的认知塞内加尔的技术
Pub Date : 2021-01-01 DOI: 10.11648/j.ijae.20210606.12
Tamsir Mbaye, Mahani Cisse, K. Touré, Ababacar Ndiaye, Marième Fall Ba, D. Fall, Fatou Gning, D. Ngom
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引用次数: 0
Agricultural Support in OECD-Reported Countries from 2000 to 2019 2000年至2019年经合组织报告国家的农业支持
Pub Date : 2021-01-01 DOI: 10.11648/j.ijae.20210605.13
Rogério Edivaldo Freitas
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引用次数: 0
U.S Agricultural Export Competitiveness and Export Market Diversification 美国农产品出口竞争力与出口市场多元化
Pub Date : 2021-01-01 DOI: 10.11648/j.ijae.20210603.15
Jaya Jha, T. Roe
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引用次数: 1
Exploring Smallholder Farmers’ Perception on the Uptake of Agricultural Innovations in Kuje Area Council, Abuja 探索阿布贾Kuje地区委员会小农对农业创新吸收的看法
Pub Date : 2021-01-01 DOI: 10.11648/j.ijae.20210606.19
Aluko Kehinde Janet, Sennuga Samson Olayemi, Ezinne Merianchris Emeana
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引用次数: 3
Study on Existing Husbandry Management Practices of Cattle Rearing in Selected Areas of Bangladesh 孟加拉国选定地区现有畜牧业饲养管理实践研究
Pub Date : 2020-11-19 DOI: 10.11648/J.IJAE.20200506.16
Md. Ruhul Amin, M. Kabir, S. Hossain, G. Deb, S. Amanullah, F. Afroz
The study was executed to explore the present husbandry management practices of cattle rearing in selected areas of Bangladesh. A total 719 of samples were selected using simple random sampling technique from 14 selected upazilas of 9 districts. Data were collected through well-developed, pre-tested objective-based questionnaire and on-farm face to face direct interview. Data were analyzed using MS Excel and SPSS 20 software with descriptive statistics. From the study it was found that farmers were used half grazing (39.97%), full grazing (33.63%) and stall feeding (26.40%) cattle rearing systems. Most of the cattle sheds were found shabby type (47.89%). The average time of grazing and taking care of cattle were found 6.08 and 5.25 hours/day respectively. However, in intensive system straw and concentrate feed (8.04% and 14.94%) and in semi-intensive system grass and concentrate (5.67% and 7.47%) were provided. Most of the farmers (52.02%) used chopped roughage followed by balance ration (9.64%) of feeding technology. Moreover, most of the farmers irrespective of areas used wheat bran (65.07%) and rice police (49.92%) to feed their cattle. The scenarios of fodder cultivation of different study areas were found poor. Furthermore, the farmers had taken animal quarantine (24.19%), used cleaning farm premises (90.26%) and controlled rodents and external parasite (52.26%). Irrespective of areas regular cleaning, de-worming, vaccination, disinfect and did not take any kind of measure were 88.52%, 67.61%, 63.37%, 17.44% and 11.72% respectively. It may be concluded that there was a lack of knowledge found about scientific management practices in rearing cattle and scope for improvement of management practices of cattle for better milk and meat production in the context of Bangladesh.
进行这项研究是为了探索孟加拉国选定地区目前的养牛畜牧业管理做法。采用简单随机抽样方法,从9个区14个村抽取719份样本。数据通过精心设计的、预先测试的客观调查问卷和农场面对面的直接访谈收集。数据分析采用MS Excel和SPSS 20软件进行描述性统计。研究发现,农民采用半放牧(39.97%)、全放牧(33.63%)和圈养(26.40%)的养牛制度。以破旧型牛棚居多(47.89%)。放牧和照看牛的平均时间分别为6.08和5.25小时/天。精耕细作饲喂秸秆和精料饲料(8.04%和14.94%),半精耕细作饲喂牧草和精料饲料(5.67%和7.47%)。饲养技术中以粗饲料为主(52.02%),其次为平衡日粮(9.64%)。此外,无论在哪个地区,大多数农民都使用麦麸(65.07%)和大米(49.92%)来喂牛。不同研究区的饲料种植前景均较差。采取动物检疫(24.19%)、清理养殖场(90.26%)、控制鼠害和外源寄生虫(52.26%)。各区域定期清洁、除虫、接种疫苗、消毒和未采取任何措施的比例分别为88.52%、67.61%、63.37%、17.44%和11.72%。可以得出的结论是,在孟加拉国的情况下,缺乏关于养牛的科学管理做法的知识,也缺乏改进牛的管理做法以提高牛奶和肉类生产的余地。
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引用次数: 2
Food Consumption Patterns and Demand Elasticities for South West Rural Ethiopia 埃塞俄比亚西南部农村地区的粮食消费模式和需求弹性
Pub Date : 2020-10-30 DOI: 10.11648/J.IJAE.20200506.12
Yekin Ahmed Ali
Demand elasticities are powerful tools to quantify welfare effects of relative price changes concomitant to shocks in economic environment of consumers. This study examined food demand elasticities to demonstrate how rural households in South West Ethiopia react to income and price changes by drawing on 267 observations of Household Income and Consumption Expenditure Survey data collected by Central Statistical Authority. It estimated Quadratic Almost Ideal Demand Systems (QUAIDS) of six groups of food items controlled for censoring and expenditure endogeneity by applying Nonlinear Seemingly Unrelated Regression (NLSUR) technique after incorporating household characteristics into the systems as intercept shifters. The descriptive statistics results showed that households allocate about 55 percent of income to food consumption of which root crops, fruits and vegetables were the dominant. The inferential statistics revealed that household characteristics such as sex, family size, age, education and location significantly influence the consumption patterns, and changes in income and prices would induce adjustment in consumption patterns that manifest by change in the quantities and types of items consumed. The results implicate the need for emphasizing crop specific price policies over holistic approach and policies that target income over policies targeting prices.
需求弹性是量化经济环境冲击下相对价格变动对消费者福利影响的有力工具。本研究利用中央统计局收集的267项家庭收入和消费支出调查数据,考察了粮食需求弹性,以展示埃塞俄比亚西南部农村家庭对收入和价格变化的反应。在将家庭特征作为截距偏移量纳入系统后,应用非线性看似无关回归(NLSUR)技术估计了六组食品的二次几乎理想需求系统(QUAIDS),以控制审查和支出内生性。描述性统计结果显示,家庭将约55%的收入用于食品消费,其中块根作物、水果和蔬菜占主导地位。推论统计显示,性别、家庭规模、年龄、教育程度和地点等家庭特征显著影响消费模式,收入和价格的变化会引起消费模式的调整,这种调整表现为消费物品的数量和种类的变化。结果表明,有必要强调具体作物的价格政策,而不是整体方法和以收入为目标的政策,而不是以价格为目标的政策。
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引用次数: 1
FOOD PRICE VOLATILITY IN NIGERIA AND ITS DRIVING FACTORS: EVIDENCE FROM GARCH ESTIMATES 尼日利亚粮食价格波动及其驱动因素:来自garch估计的证据
Pub Date : 2020-10-25 DOI: 10.22004/AG.ECON.307655
T. Ajibade, O. Ayinde, T. Abdoulaye
Food affordability is of critical concern to any nation, being a key component of food security Price volatility phenomenon is linked with food affordability because escalating food prices reduces low-income earners' food access With the COVID-19 pandemic, planting activities by farmers in Nigeria have been negatively impacted in the 2019/20 planting season Hunger may therefore be looming in the coming periods because food production output will be lowered Understanding volatility in the prices of food therefore becomes very important if any meaningful solutions are to be proffered In this study, we sought to measure volatility in prices of important staple foods using the GARCH approach and then investigate the factors that drive them over the period 1970-2019 Our result revealed persistent volatility in food prices over the period under review It was revealed that insurgency, political stability in neighbouring countries, trade liberalization, GDP per capita, inflation rate, government effectiveness, crop production, crude oil price and exchange rate were prominent drivers of volatility in food commodity prices The study therefore recommends the pursuance of a peaceful nation that is capable of supporting sustainable and increased agricultural production We as well recommend mechanisms that better regulates inter-border food trading activities whereas strategies of price stabilization policies and government interventions in the pre-liberalization era should be re-visited It becomes necessary to embrace a holistic approach to economic planning given the tendencies for macroeconomic variables to drive volatility in food prices
粮食可负担性是任何国家都非常关注的问题,是粮食安全的关键组成部分。价格波动现象与粮食可负担性有关,因为粮食价格上涨减少了低收入者的粮食获取。尼日利亚农民的种植活动在2019/20种植季节受到了负面影响,因此在未来一段时间内饥饿可能会迫在眉睫,因为粮食产量将会下降,因此,如果要提供任何有意义的解决方案,了解粮食价格的波动就变得非常重要。我们试图使用GARCH方法来衡量重要主食价格的波动,然后调查1970-2019年期间影响食品价格波动的因素。我们的结果显示,在本报告所述期间,食品价格持续波动。原油价格和汇率是粮食商品价格波动的主要驱动因素,因此,研究建议追求一个和平的国家,能够支持可持续和不断增加的农业生产。我们还建议建立更好地监管跨境粮食贸易活动的机制,同时应该重新审视自由化前时代的价格稳定政策和政府干预策略考虑到宏观经济变量导致粮食价格波动的趋势,对经济规划采取整体方法
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引用次数: 1
Determinants of Technical Efficiency in Wheat Production in Ethiopia 埃塞俄比亚小麦生产技术效率的决定因素
Pub Date : 2020-10-13 DOI: 10.11648/J.IJAE.20200505.19
Daniel Hailu
Ethiopia is the second largest wheat producing countries in Sub-Saharan Africa and most people rely on rain fed agriculture for their livelihoods. Wheat production has increased from 2,176,603 tons in 2005 to 4,219,257 tons in 2016 with 51.6% production volume increment. However, this production cannot meet the consumption demand and obliged to import wheat because of rapid population growth. This study intended to determine the technical efficiency of smallholder wheat farmers in Ethiopia. The main objective of study was to examine the effect of demographic, socioeconomic and institutional factors on technical efficiency of small holder wheat farmers in Ethiopia. The study used household level cross sectional data collected in 2015/16 cropping season from 1611 sample farmers selected by multistage sampling technique. A stochastic production frontier and two-limit Tobit regression models were used to estimate level of technical efficiency and identify factors affecting technical efficiency respectively. The study indicated that the average technical efficiency level of wheat producing farmers was 62% implying that there was technical efficiency variation among smallholder farmers in the study area. The result implied that there is an opportunity for wheat producers to increase output at existing levels of inputs with present technologies. By shifting the average farmer to the production frontier, the average yield would increase by 0.5 tons per hectare. The two-limit Tobit regression model results showed that experience of growing wheat, family size, own farm labor, livestock size, extension contact and training had positive and significant effect on technical efficiency. However, distant wheat plot have a negative and significance effect on technical efficiency level of the farmers. This suggests attention to productivity gains arising from efficient use of existing technologies is necessary. Therefore, the study suggested, policies and strategies should be directed towards increasing productivity through improving efficiency of the production process.
埃塞俄比亚是撒哈拉以南非洲第二大小麦生产国,大多数人依靠雨养农业维持生计。小麦产量从2005年的2176603吨增加到2016年的4219257吨,产量增长51.6%。然而,由于人口的快速增长,这种产量无法满足消费需求,不得不进口小麦。本研究旨在确定埃塞俄比亚小农小麦种植的技术效率。研究的主要目的是考察埃塞俄比亚人口、社会经济和体制因素对小农小麦农民技术效率的影响。本研究采用多阶段抽样技术对2015/16种植季的1611名样本农户进行家庭层面的横断面数据采集。采用随机生产前沿模型和双极限Tobit回归模型分别估算技术效率水平和识别影响技术效率的因素。研究表明,小麦种植户的平均技术效率水平为62%,表明研究区小农之间存在技术效率差异。结果表明,小麦生产者有机会利用现有技术在现有投入水平上提高产量。通过将普通农民转移到生产前沿,每公顷平均产量将增加0.5吨。双极限Tobit回归模型结果表明,种植小麦经验、家庭规模、自有农场劳动力、牲畜规模、推广接触和培训对技术效率有显著的正向影响。远隔麦田对农户技术效率水平有显著负向影响。这表明有必要注意由于有效利用现有技术而产生的生产率提高。因此,研究建议,政策和战略应着眼于通过提高生产过程的效率来提高生产力。
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引用次数: 2
Determinants of Adoption of Improved Teff Varieties by Smallholder Farmers: The Case of Kobo District, North Wollo Zone, Amhara Region, Ethiopia 小农采用改良Teff品种的决定因素:以埃塞俄比亚阿姆哈拉地区北Wollo地区Kobo地区为例
Pub Date : 2020-07-28 DOI: 10.11648/j.ijae.20200504.14
Susie Teshome, B. Tegegne
Adoption and wider diffusion of improved teff varieties is playing vital role in reversing the present situation of food insecurity in many parts of Ethiopia. However, the uses of improved teff varieties are constrained by various factors. Hence, in this study, an attempt was made to examine factors affecting adoption and intensity of use of improved teff varieties. A multi-stage random sampling technique was employed to select 150 sample households from Kobo district. Double-hurdle model was used to identify factors influencing households’ adoption decision and intensity of use of improved teff varieties. The result of double-hurdle model shows that educational level of household head, participation on crop production demonstration, distance from the nearest market, frequency of extension contact, off/non-farm income, proportion of cultivated land allocated for teff, livestock holding, improved teff seed availability, and perception on better yielding capacity of the new varieties over local varieties were found to be significantly influencing households adoption decision, whereas, sex, age, family labor, membership to an organization, off/non-farm income, frequency of extension contact and land allocated for teff were found to be significantly influencing the intensity of use of improved teff varieties. Therefore, the result implies that strengthening the existing extension services, providing good transport facilities for farmers through infrastructural development, improving access to improved seeds, improving farmers’ level of education, strengthening farmer’s organization, encouraging the use of labour saving technologies, improving crop-livestock production system and provision of demonstrations of new technologies are areas that need policy attentions to enhance adoption and intensity of use of improved teff varieties. Further, high yielding teff varieties need to be given special priority in teff variety scaling out programs.
采用和推广改良的苔麸品种在扭转埃塞俄比亚许多地区目前的粮食不安全状况方面发挥着至关重要的作用。然而,改良的苔麸品种的利用受到各种因素的制约。因此,本研究试图探讨影响改良苔麸品种采用和使用强度的因素。采用多阶段随机抽样方法,在Kobo地区抽取150户样本家庭。采用双栏模型确定农户采用决策和改良品种使用强度的影响因素。双栏模型结果显示,户主受教育程度、参与作物生产示范、与最近市场的距离、推广联系频率、非农收入、用于种植苔麸的耕地比例、牲畜饲养、改良的苔麸种子有效性以及对新品种优于本地品种的生产能力的认知显著影响农户的采用决策,而性别、年龄、研究发现,家庭劳动、组织成员、非农收入、推广接触频率和为teff分配的土地对改良teff品种的使用强度有显著影响。因此,结果意味着加强现有的推广服务,通过基础设施发展为农民提供良好的运输设施,改善获得改良种子的机会,提高农民的教育水平,加强农民组织,鼓励使用节省劳力的技术,改善作物-牲畜生产系统和提供新技术示范是需要政策注意的领域,以提高改良teff品种的采用和使用强度。此外,高产的苔麸品种在苔麸品种推广计划中需要特别优先考虑。
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引用次数: 16
Analysis of adoption of improved cassava (Manihot esculenta) varieties in Ghana: implications for agricultural technology disseminations. 加纳改良木薯(Manihot esculenta)品种采用分析:对农业技术传播的影响。
Pub Date : 2020-07-20 DOI: 10.22004/AG.ECON.305326
P. Acheampong, L. Acheampong
The importance of cassava in the food system of Ghanaians cannot be underestimated. Research and development systems have released 25 new cassava varieties. The adoptions of these varieties have been low. The study explores factors that induce farmers to use improved cassava varieties in Ghana. The study used data from 450 cassava farmers and employed multinomial logistic model. The results revealed that apart from the farm and farmer characteristics such as farm size, distance, age and gender, perception of cassava characteristics had strong influence on the use of improved cassava varieties. Perception of disease resistance, perception of longevity in-soil and high yielding had effect on adoption of improved cassava varieties. Institutional factors including awareness, field demonstrations and extension visit significantly affected adoption. The importance of strengthening and resourcing research institutions and extension services to promote and create awareness about the existing improved cassava varieties is vital.
木薯在加纳人粮食系统中的重要性不容低估。研发系统已经发布了25个新的木薯品种。这些品种的采用率一直很低。这项研究探讨了促使加纳农民使用改良木薯品种的因素。本研究采用450名木薯农户的数据,采用多项logistic模型。结果表明,除了农场规模、距离、年龄和性别等农场和农民特征外,对木薯特性的感知对木薯改良品种的使用有很大影响。抗病感知、土壤寿命感知和高产感知对木薯改良品种的采用有影响。包括意识、实地示范和推广访问在内的制度因素显著影响了收养。加强研究机构和推广服务并为其提供资源,以促进和提高对现有木薯改良品种的认识,这一点至关重要。
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引用次数: 4
期刊
International Journal of Food and Agricultural Economics
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