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Mapping and Assessment of Cashew Plantation in Nassarawa State, Nigeria Using Geo Spatial Technology 基于地理空间技术的尼日利亚Nassarawa州腰果种植园制图与评价
Pub Date : 2023-04-23 DOI: 10.24018/ejfood.2023.5.2.662
Rakiya A. Babamaaji, Halilu A. Shaba, Jega M. Idris, Momoh J. Yusuf, Shagari S. Musa, Aminu Munsir, Jagila Jantiku, Rejoice C. I. Eshiet, Mbaiorga S. Grace, Akinola Olajumoke, Nsofor Chiemeka, Oje Adedayo, Modie C. Stephen, Hamzat Ibrahim, Hawa Abdulai, Haruna Maryam, Damashi M. Tali
The world demand for cashew and its by-products leads to increase expansion of the cultivation across West-African countries especially in Nigeria. It has generated wealth for many smallholders and contributed to cashew economy success. This study aimed at mapping existing cashew plantations for better management of rural farmland and assessing the soil suitability to future cashew expansion in the study area. GIS and multi-criteria analysis were used to analyze the natural vegetation and soil suitability for future cashew expansion in Nasarawa state. Data collection was done through structured questionnaire administered to cashew farmers in the study area, GPS coordinates and soil samples were collected for suitability test. Results showed that despite a very suitable soil for plantation cashew, its expansion is slow with implication in conservation and carbon emissions. This implies that there is need for a sustainable management of cashew agriculture practices to ensure optimum production for farmers and stakeholders in cashew value chain should address relevant factors affecting low yield via a holistic government intervention program.
世界对腰果及其副产品的需求导致西非国家特别是尼日利亚的腰果种植不断扩大。它为许多小农户创造了财富,并为腰果经济的成功做出了贡献。本研究旨在绘制现有腰果种植园分布图,以便更好地管理农村农田,并评估研究区域未来腰果种植扩张的土壤适宜性。采用GIS和多准则分析方法,分析了纳萨拉瓦邦自然植被和土壤对未来腰果种植的适宜性。通过对研究区腰果农户进行结构化问卷调查,收集GPS坐标和土壤样本进行适宜性测试。结果表明,尽管土壤非常适合种植腰果,但其扩张速度缓慢,这对保护和碳排放有影响。这意味着需要对腰果农业实践进行可持续管理,以确保农民获得最佳产量,腰果价值链上的利益相关者应通过全面的政府干预计划解决影响低产量的相关因素。
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引用次数: 0
Sustainable Livestock Production: A Systematic Review of Different Constraints Associated with Sustainable Livestock Production 可持续畜牧业生产:与可持续畜牧业生产相关的不同制约因素的系统综述
Pub Date : 2023-04-23 DOI: 10.24018/ejfood.2023.5.2.663
Vijayalakshmy Kennady, Sharmistha Chakraborty, Jyotsnarani Biswal, Habibar Rahman
Agriculture in general and ranches contribute significantly to the sustainability of poor and marginalized farmers. To meet the future requirements of an increasing population, animal productivity must be significantly increased. Animal production is increasingly influenced by a variety of external factors. This includes increasing demand for animal products and an inadequate supply of feed ingredients due to competition in natural resources and trade barriers. At the same time, there is growing concern about livestock and its health consequences. Optimization of the productivity and effectiveness within such restrictions, as well as profit maximization for all stakeholders, are important goals. Several indicators show that animal production optimization is still potentially possible. New science and technologies seem to offer many opportunities for innovation in animal production. Animal productivity improvement has significant mitigation effects in both developed and developing countries. However, the extent of its impact also depends on factors such as the genetic potential of the animal and the introduction of management techniques. Acceptance by consumers and society is an important success factor. In summary, sustainable livestock is very important in livestock. This overview focuses on various issues and restrictions associated with sustainable livestock production.
一般农业和牧场对贫穷和边缘化农民的可持续性作出了重大贡献。为了满足未来人口增长的需要,必须大幅度提高动物生产力。动物生产日益受到各种外部因素的影响。这包括对动物产品的需求不断增加,以及由于自然资源竞争和贸易壁垒造成的饲料原料供应不足。与此同时,人们越来越关注牲畜及其健康后果。在这些限制条件下优化生产率和效率,以及所有利益相关者的利润最大化,是重要的目标。若干指标表明,动物生产优化仍有可能实现。新的科学技术似乎为动物生产的创新提供了许多机会。提高动物生产力在发达国家和发展中国家都具有显著的缓解效果。然而,其影响的程度还取决于诸如动物的遗传潜力和管理技术的引进等因素。消费者和社会的认可是一个重要的成功因素。综上所述,可持续畜牧业在畜牧业中非常重要。本综述侧重于与可持续畜牧生产相关的各种问题和限制。
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引用次数: 0
Cooperatives and Livelihood Improvement: Understanding the Contribution of Enterprising Agriculture Cooperatives in Rural Communities of Kabwe District, Zambia 合作社与改善生计:了解进取型农业合作社在赞比亚Kabwe地区农村社区的贡献
Pub Date : 2023-04-20 DOI: 10.24018/ejfood.2023.5.2.655
Mukwalikuli Mundia, Chewe Nkonde, Francis Simui, Mwiya S. Mufalali, Regina Muduli
The study examined the contribution of agriculture cooperatives on livelihood improvement in rural communities of Kabwe district, Zambia. Case study design was used, and 229 closed ended questionnaires were used as tools for data collection. The findings also indicated that social capital contributes to increase in income of cooperative members of which 48.5% strongly agreed, 45.4% agreed, 4.4% disagreed and 1.7% didn’t know. The findings of the study also revealed that access to subsidized inputs contributes to an increase in income levels of cooperative members of which 61.6% strongly agreed and 37.6% agreed. On cooperative training and its contribution to improved income, 4.8% strongly agreed and 28.8% agreed. On the supply of subsidized cooperative’s goods and services to cooperative members, and its contribution to increased income at household level, the findings indicated that, 24.5% strongly agreed and 69.4% agreed, on access to credit and if this contributes to increase in income at household level, 13.1% strongly agreed and 72.1% agreed, and on improved yields and if this contributes to increase in income at household, 71.6% strongly agreed and 26.6 agreed. Moreover, in a binary logistic regression model, increase in income at household level was a dependent variable, and the independent variables were subsidized inputs, share contribution and access to credit which were significant at 1% whilst cooperative training and social capital were insignificant to increase in income levels of cooperative members. The study recommends that the government improve the allocation of funds to the department of cooperatives. The department of cooperatives has to restructure its structure at district level, as two members of staff are not enough to run the district. The government/Donors help improve the current transport challenges faced by members of staff at district level, and finally, there is need to enhance financial and equipment support to agriculture cooperatives.
该研究审查了农业合作社对改善赞比亚Kabwe地区农村社区生计的贡献。采用案例研究设计,采用229份封闭式问卷作为数据收集工具。调查结果还表明,社会资本对合作社成员收入的增加有贡献,其中48.5%的人非常同意,45.4%的人同意,4.4%的人不同意,1.7%的人不知道。研究结果还显示,获得补贴投入有助于提高合作社成员的收入水平,其中61.6%的人强烈同意,37.6%的人同意。关于合作培训及其对提高收入的贡献,4.8%的人表示强烈同意,28.8%的人表示同意。在向合作社成员提供补贴的商品和服务及其对家庭收入增加的贡献方面,调查结果表明,24.5%的人非常同意,69.4%的人同意,在获得信贷方面,如果这有助于增加家庭收入,13.1%的人非常同意,72.1%的人同意;在提高产量方面,如果这有助于增加家庭收入,71.6%的人非常同意,26.6%的人同意。此外,在二元logistic回归模型中,家庭层面的收入增长是一个因变量,自变量是补贴投入、份额贡献和信贷获取,这些变量在1%显著,而合作培训和社会资本对合作社成员收入水平的增长不显著。该研究建议政府改善对合作社部门的资金分配。合作社部必须在地区一级改组其结构,因为两名工作人员不足以管理地区。政府/捐助者帮助改善地区一级工作人员目前面临的运输挑战,最后,需要加强对农业合作社的财政和设备支助。
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引用次数: 0
Village Chicken Production and Management Practices in Barishal, Bangladesh 孟加拉国巴里沙尔村鸡生产和管理实践
Pub Date : 2023-04-20 DOI: 10.24018/ejfood.2023.5.2.665
Prodip K. Sarkar, Farhana B. Zalal
Village chickens are an important source of income and protein for village people in Bangladesh, like in many other developing countries. Since the productivity of the chickens is low, their production might be improved through better management practices. In this regard, village chicken production and management practices were investigated to know the present status and its limitations. We selected 150 farmers from 3 Upazilas (Babuganj, Bakerganj, and Barishal Sadar) in the Barishal district and collected information in a structured questionnaire and through observations. The results show that the village chicken production system was extensive with a low amount of supplemental feed. 87.34% of farmers provided supplement feed to their chickens once or twice a day, while the rest of the farmers did not provide any supplement feed. All of the farmers had a poultry shelter to keep their chickens at night, but we found the shelters to be almost dirty. They were reluctant to clean the shelter, as only 14.67% of farmers cleaned the shelters once a month, while the others did not. Chickens of multiple age groups were kept in the same shelter without maintaining biosecurity. As a preventive measure, 58.67% of farmers vaccinated their chickens, primarily for Newcastle disease. They did not maintain a vaccination schedule. Only 15.33% and 4% of farmers practiced deworming and external parasite control, respectively. For the mating of chickens, the farmers did not select males and females. Though the village chickens seem to be reared and consumed by chicken owners, only 32.87% of chicken products were consumed by chicken owners, and the rest were sold at village markets. Under these circumstances, it can be stated that the low productivity of village chickens could be due to lack of adequate nutrition, unhealthy housing, disease outbreaks, unplanned mating, and improper management practices. The practices of dietary supplements, providing healthy housing, ensuring a vaccination schedule, mating with good partners, and good management practices could improve the productivity of village chickens in Bangladesh.
与许多其他发展中国家一样,乡村鸡是孟加拉国村民收入和蛋白质的重要来源。由于鸡的生产力较低,可以通过更好的管理措施来提高鸡的产量。为此,对农村养鸡生产管理实践进行调查,了解现状及局限性。我们从巴里沙尔地区的3个Upazilas (Babuganj、Bakerganj和Barishal Sadar)中选择了150名农民,并通过结构化问卷和观察收集了信息。结果表明:农村养鸡生产体系粗放型,饲粮添加量低。87.34%的养殖户每天给鸡提供1 ~ 2次补充饲料,其余养殖户不提供任何补充饲料。所有的农民都有一个家禽收容所,晚上可以养鸡,但我们发现收容所几乎很脏。他们不愿意打扫窝棚,只有14.67%的农民每月打扫一次窝棚,而其他的农民没有。多个年龄组的鸡在没有生物安全措施的情况下饲养在同一个鸡舍中。作为预防措施,58.67%的农民给鸡接种了疫苗,主要是为了预防新城疫。他们没有维持接种疫苗的时间表。只有15.33%和4%的农户采取了驱虫和体外防虫措施。对于鸡的交配,农民没有选择雄性和雌性。虽然村鸡看起来是由鸡主饲养和消费的,但只有32.87%的鸡产品是由鸡主消费的,其余的都是在村市场销售的。在这种情况下,可以这样说,农村鸡的低生产力可能是由于缺乏足够的营养、不健康的住房、疾病爆发、计划外的交配和不当的管理做法造成的。膳食补充、提供健康的住房、确保疫苗接种计划、与良好的伴侣交配以及良好的管理做法可以提高孟加拉国乡村鸡的生产力。
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引用次数: 0
First Report on Homestead-Based Black Pepper (Piper nigrum) Gardening at Jaintiapur of Sylhet District in Bangladesh 孟加拉国Sylhet地区Jaintiapur的宅基地黑胡椒种植报告
Pub Date : 2023-04-10 DOI: 10.24018/ejfood.2023.5.2.644
Md. Kamrujjaman, Mohammad Samiul Ahsan Talucder, Umama Begum Ruba, Md. Abu Sayed Robi, Anisur Rahman, Shah Alom, Md. Sharaf Uddin
Black pepper (Piper nigrum), famous as “Black Gold” and also called the “king of spices,” is widely used as a spice throughout the country. It is mainly cultivated in the North-Eastern part of Bangladesh, where the gardening features, beneficiary output, and situational analysis of black pepper in the homestead areas are less explored. Hence, a study was conducted from August 2018 to July 2019 in the Nijpat and Jaintiapur unions of the Jaintiapur upazila of the Sylhet district in Bangladesh to investigate existing gardening features of black pepper cultivation and how it could be a potential option for rural farmers to improve their living standards. A structural questionnaire was prepared after the pilot test containing six aspects, viz. demographic features (age, education, homestead size, family size, annual family income), black pepper pre-plantation features (variety, seedling source, propagation method, seedling age, planting time, plant density per supporting plant, preferred pit size), post plantation practices or features (watering, nutrition supply, pruning, use of a fence, the pattern of the garden, the occurrence of pest infestation, pesticide use, supporting plants), flowering and fruiting information (first flowering time, flowering month, fruit harvesting time, harvesting method, yield range), post-harvest information (processing, marketing channel, pricing), valuation survey (beneficiary output, possible constraints, SWOT analysis). Data were collected through personal interviews with 70 randomly selected respondents who have direct/indirect experience in black pepper gardening. A SWOT analysis was conducted to analyze the growers’ strengths, weaknesses, opportunities, and threats. Most respondents (57.14%) collected seedlings from their own output; 94.29% utilized stem cuttings for black pepper multiplication and planted primarily between July and August (54.29 %). The majority of responders (71.43%) transplanted two to three seedlings per supporting tree, keeping a pit size of primarily 45×45×45 cm3 (54.29%). It was found that farmers preferred neither chemical fertilizer nor manure (54.29%), watering (65.71%), no use of fence (91.43%), standards (100%), no pruning and weeding (100%), pesticide use (77.14%) in black pepper garden, generally. The first flowering took 3 to 4 years (65.71%), May to June (91.43%) was the flowering month, fruit harvesting time was found to be November to December (100%), harvesting method was done manually (100%), and yield was 2.0 kg supporting plant-1 (62.86%). Respondents followed the conventional method of processing. The analysis showed that there was about Tk. 682.5 kg-1 pricing difference between farmers and Megashops. The constraints were the lack of appropriate knowledge, government assistance, soil moisture during the dry season, and high-quality planting materials. Farmers acknowledged the beneficiary output of black pepper, where 88.57% were satisfied with their generated outcomes as they
黑胡椒(Piper nigrum)被誉为“黑金”,也被称为“香料之王”,在全国范围内广泛用作香料。黑胡椒主要种植在孟加拉国东北部,对该地区的园林化特点、受益产出和黑胡椒在宅基地地区的情况分析研究较少。因此,2018年8月至2019年7月,在孟加拉国Sylhet区Jaintiapur社区的Nijpat和Jaintiapur工会进行了一项研究,以调查黑胡椒种植的现有园艺特征,以及它如何成为农村农民提高生活水平的潜在选择。结构性问卷后准备试点测试包含六个方面,viz.人口特征(年龄、教育程度、家园大小、家庭规模、家庭年收入),黑胡椒pre-plantation特性(品种、种苗来源、传播方法、幼苗年龄、种植时间,每支持植物植物密度,首选坑大小),种植实践或特性(浇水、营养供应,修剪,使用栅栏,花园里的模式,病虫害发生、农药使用、配套植物)、开花结果信息(首次开花时间、开花月份、果实收获时间、收获方式、产量范围)、收获后信息(加工、营销渠道、定价)、估值调查(受益产出、可能约束、SWOT分析)。数据是通过个人访谈收集的,随机选择70名有直接或间接黑胡椒种植经验的受访者。进行SWOT分析,分析种植者的优势,劣势,机会和威胁。大多数受访者(57.14%)从自己的产量中收集幼苗;94.29%利用茎插条繁殖黑胡椒,主要在7 ~ 8月种植(54.29%);大多数应答者(71.43%)在每棵支撑树上移植2 ~ 3株幼苗,坑大小主要保持在45×45×45 cm3(54.29%)。结果表明,黑胡椒园农民普遍不施肥不施肥(54.29%)、不浇水(65.71%)、不围栏(91.43%)、不标准(100%)、不修剪除草(100%)、不施用农药(77.14%)。初花期为3 ~ 4年(65.71%),5 ~ 6月为花期(91.43%),果实采收时间为11 ~ 12月(100%),采收方式为人工(100%),产量为2 kg(62.86%)。受访者采用了传统的处理方法。分析表明,农民和大超市之间的价格差异约为682.5塔卡。制约因素是缺乏适当的知识、政府援助、旱季土壤湿度和高质量的种植材料。农民对黑胡椒的受益产出表示认可,其中88.57%的农民对其产生的结果感到满意,因为他们认为黑胡椒可以提供环境效益(100%)、药用价值(77.14%)和无健康危害(100%)。农民们认为,就环境效益而言,黑胡椒园艺改善了土壤,增加了舒适性,释放了氧气,释放了二氧化碳。情景分析显示,黑胡椒种植范围广泛,这可能是实现可持续发展目标的一个潜在选择。因此,这一领域需要更多的关注和进一步的研究倡议,以增加其有效的潜力。
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引用次数: 0
Temperature and Duration of Exposure on Chilling Injury of Safflower 温度和暴露时间对红花冷害的影响
Pub Date : 2023-04-05 DOI: 10.24018/ejfood.2023.5.2.660
D. Kereilwe, V. Emongor, Goitseone Malambane
Chilling injury is one of the major abiotic stresses which influence the production and quality of the most economically important crops of tropical and subtropical origin. Although safflower is cold tolerant, the level of tolerance significantly differs with phenological stages. This problem poses a major threat to safflower growers in countries with Mediterranean type of climate. Therefore, a study was undertaken to identify the low temperature and duration of exposure which causes chilling injury at blooming stage. The results showed that chilling incidence occurred when safflower plants were exposure to 0 and 4°C for duration of 8 and 12 hours. Plants exposure to 4°C for 8 hours did not develop chilling injury, however plants exposed to 0°C for 12 hours all suffered from chilling. Hence the lower the chilling temperature and the longer the length of exposure, the more the chilling occurrence and severity in safflower.
冷害是影响热带和亚热带重要经济作物生产和品质的主要非生物胁迫之一。红花虽然具有耐寒性,但耐寒程度随物候期的不同而有显著差异。这个问题对地中海型气候国家的红花种植者构成了重大威胁。为此,开展了一项研究,以确定引起花期冷害的低温和低温暴露时间。结果表明,当红花在0°C和4°C环境中暴露8和12小时时,发生了冷害。4°C低温处理8小时的植株未发生冷害,0°C低温处理12小时的植株均发生冷害。因此,低温温度越低,暴露时间越长,红花的冷害发生和严重程度越高。
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引用次数: 0
New Fertilization Approach Improves Okra (Abelmoschus Esculentus L. Moench) Production on Acidic and Degraded Soil in Cameroon 新施肥方法提高喀麦隆酸性和退化土壤上秋葵产量
Pub Date : 2023-03-31 DOI: 10.24018/ejfood.2023.5.2.647
Ngale Tchuengang Uriel prince, Lombeko Obe Tomo Victorine, Suh Christopher Christopher, Temegne Nono Carine, Chimi Nkombo Laure Lysette, Ngonkeu Mangapche Eddy Léonard, Tonfack Libert Brice
Soil acidity, combined with high aluminum toxicity, is one of the major problems limiting agricultural productivity. The objective of this work was to improve growth and yields of okra on acidic and degraded soil in the Center region, Cameroon, using an innovative fertilization approach and lime material. The soil is ferralitic, very acidic, with aluminum toxicity and significant imbalance in the (Ca/Mg/K) ratio of (55/15/30). Seven fertilization treatments were applied: Control without fertilizer; arbuscular mycorrhizal fungi (AMF); AMF+50% poultry manure (AMF+½ PM); mineral fertilizers with cation balance at 100% (MF100 %); AMF+50% mineral fertilizers (AMF+50 % MF); poultry manure at 50%+50 % mineral fertilizers (MF50%+½ PM) and poultry manure (PM). Two varieties of okra were used (Kirikou F1 and Local). The experimental design was a split-plot with two factors. Considering MF, an innovative Ca/Mg/K ratio of 68/23/9 was applied. The results showed that the applied fertilizers had a significant effect on the agronomic parameters of okra with MF50%+½ PM followed by PM and MF100% as the best treatments. An average increase in fresh yield from 111% to 1840% over the control was recorded and the best symbiotic parameters were observed at the AMF treatment associated with the Local variety. This variety responds better to organic matter intake while Kirikou F1 is more favorable to chemical fertilizer addition.
土壤酸性和高铝毒性是制约农业生产力的主要问题之一。这项工作的目的是利用创新的施肥方法和石灰材料,在喀麦隆中部地区的酸性和退化土壤上改善秋葵的生长和产量。土壤为铁素体,酸性强,具有铝毒性,(Ca/Mg/K)比值(55/15/30)失衡显著。施7个施肥处理:对照不施肥;丛枝菌根真菌(AMF);AMF+50%禽粪(AMF+½PM);阳离子平衡为100% (mf100%)的矿质肥料;AMF+50%矿质肥料(AMF+ 50% MF);50%+ 50%矿物肥料(MF50%+½PM)和家禽粪便(PM)。选用了两个秋葵品种(基日寇F1和本地秋葵)。实验设计为双因素分裂图。考虑MF, Ca/Mg/K比值为68/23/9。结果表明:不同施肥方式对秋葵的农艺参数影响显著,以MF50%+ 1 / 2pm为最佳处理,其次为PM和MF100%。与对照相比,鲜产量平均增加111% ~ 1840%,与本地品种相关的AMF处理观察到最佳共生参数。该品种对有机质摄取量的响应较好,而基日寇F1对化肥的添加更有利。
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引用次数: 0
Phylogenetical Identification of Trichoderma species; an Antagonistic Isolate from South-East Geopolitical Zone of Nigeria 木霉属物种的系统发育鉴定尼日利亚东南地缘政治区的拮抗孤立
Pub Date : 2023-03-20 DOI: 10.24018/ejfood.2023.5.2.637
O. N. Akomah-Abadaike, Somba Chim-Makwa Ayooluwa
The most significant food crops in West Africa are edible yam types (Dioscorea spp.). Farmers have been extremely worried about yam rot brought on by a fungal infection. The objective of the study was to discover environmentally friendly Trichoderma species from yam tubers using a phylogenic technique and to assess their biocontrol capabilities. Thirty samples of both healthy and diseased yam tubers were taken aseptically from farms in the Osisioma Ngwa Local Government Area of Abia State, Nigeria, and sent to the laboratory for microbiological investigation. The samples were analyzed using conventional microbiological techniques, and dual culture assay method was also used to test antagonistic response. Fusarium sp., Aspergillus niger, and Penicillium sp. were the fungi isolated and identified as pathogens, while Trichoderma strains, Trichoderma asperellum (JN004180.1), and Trichorderma koningiopsis (MF5087061) were identified as the isolated biological control agent. A. Niger’s growth was inhibited by the biological antagonist T. asperelleum by 78.6%, Penicillium sp. by 51.2%, and Fusarium sp. by 69.2%, whereas A. Niger’s growth was inhibited by the antagonist fungus T. koningiopsis by 76.6%, Penicillium by 46.1%, and Fusarium by 61.5%. This study demonstrated the ability of two strains of the fungus Trichoderma, Trichoderma asperellum (JN004180.1) and Trichorderma koningiopsis (MF5087061), to biocontrol the common pathogenic fungi that destroy yam in South-Eastern Nigeria and other parts of the world. It is crucial that Nigeria and sub-Saharan Africa commercialize the Trichoderma sp. biological control agent since doing so will make it easily accessible to low-income farmers.
西非最重要的粮食作物是可食用山药(薯蓣属)。农民们非常担心由真菌感染引起的山药腐烂。本研究的目的是利用系统发育技术从山药块茎中发现环境友好型木霉物种,并评估其生物防治能力。从尼日利亚阿比亚州奥西奥马·恩格瓦地方政府地区的农场无菌采集了30份健康和患病山药块茎样本,并送到实验室进行微生物学调查。采用常规微生物学技术对样品进行分析,并采用双培养法检测拮抗反应。病原菌为镰刀菌、黑曲霉和青霉,分离得到的生物防制剂为木霉、曲霉(JN004180.1)和克宁ioptrichorderma (MF5087061)。拮抗真菌对黑曲霉、青霉菌和镰刀菌的抑制作用分别为78.6%、51.2%和69.2%,而拮抗真菌对黑曲霉的抑制作用分别为76.6%、46.1%和61.5%。本研究证实了两株木霉曲霉(Trichoderma asperellum, JN004180.1)和koningiopsis木霉(Trichoderma koningiopsis, MF5087061)对尼日利亚东南部和世界其他地区常见的山药病原菌的生物防治能力。至关重要的是,尼日利亚和撒哈拉以南非洲将木霉生物防治剂商业化,因为这样做将使低收入农民更容易获得。
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引用次数: 0
Accessibility of Improved Chicken Farming Business Information to Women Improved Chicken Farmers through Mobile Phones in Misungwi District, Tanzania 坦桑尼亚Misungwi地区妇女通过移动电话获得改良养鸡业商业信息
Pub Date : 2023-03-16 DOI: 10.24018/ejfood.2023.5.2.645
H. Iddi, S. Nyamba, I. Busindeli
This study aimed to assess the accessibility of improved chicken farming business information to women through mobile phones in Misungwi District, Tanzania. A cross-sectional research design was adopted. A questionnaire was used to collect quantitative data while Focus Group Discussions and Key Informant Interviews were employed to obtain qualitative data. A total of 120 respondents were involved in the study. Quantitative data were mainly analyzed using a Statistical Package for Social Sciences (SPSS) to yield descriptive statistics and cross tabulations while content analysis was used to analyze qualitative data. The study found that all 120 respondents owned a mobile phone and used it to access improved chicken business information, apart from other uses. The accessed improved chicken business information was mainly about: chicks, transportation, feeds, extension services, veterinary services, markets, and financial institutions. However, women improved chicken farmers encountered many challenges related to the mobile phone use including bandwidth costs and poor networks. Thus, the study recommends the Misungwi District authority to collaborate with mobile phone companies to increase the number of networks and advise them to have a stability of bundle prices which are affordable to the farmers.
本研究旨在评估坦桑尼亚Misungwi地区妇女通过移动电话获取改良养鸡业务信息的情况。采用横断面研究设计。采用问卷调查法收集定量数据,采用焦点小组讨论法和关键线人访谈法获得定性数据。共有120名受访者参与了这项研究。定量数据主要使用SPSS (Statistical Package for Social Sciences)进行描述性统计和交叉表分析,定性数据主要采用内容分析。该研究发现,所有120名受访者都拥有一部手机,除了其他用途外,还用它来获取改进的鸡肉业务信息。获取的改良鸡业信息主要包括:鸡、运输、饲料、推广服务、兽医服务、市场和金融机构。然而,女性养鸡户遇到了许多与移动电话使用有关的挑战,包括带宽成本和网络质量差。因此,该研究建议Misungwi地区当局与移动电话公司合作,增加网络数量,并建议他们制定稳定的农民负担得起的捆绑价格。
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引用次数: 2
Flowering phenology of African pear (Dacryodes edulis (G. Don)HJ Lam) under Nigerian ecological conditions 尼日利亚生态条件下非洲梨(Dacryodes edulis (G. Don)HJ Lam)的开花物候特征
Pub Date : 2023-03-07 DOI: 10.4314/jafs.v20i2.11
T. C. Njoku
A-three-year trial of flowering phenological characteristics of 150 African pear tree were studied in South-South and South-East Nigeria to study the  flowering phenology of African pear (Dacryodes edulis) under Nigerian Ecological conditions. Five States were selected, three locations in each State, ten  mature African pear trees were selected and tagged for data collection. Also, meteorological data were collected for three years. The surveyed trees were  monitored till flowering time. Data were collected on start of flower formation, peak of flowering, days to anthesis, average temperature and rainfall  during the months of flowering. Data collected were analysed using analysis of variance and percentages were calculated where appropriate. Result  obtained indicated that there were variations in the time of flowering. African pear had peak flowering in January in Imo, Rivers and Delta States for  2013-2015, while Abia and Enugu had their peak flowering for the same period in February and March, respectively. African pear flowered between the  temperatures of 27.0oC to 29.5oC. Rainfall ranged from 0.00mm to 137.50mm. The flowering season was affected mainly by temperature. Time of  inflorescence flower bud formation to anthesis lasted for 2-5 days, but majority took 3-4 days to reach anthesis. In the study, under Nigerian ecological  condition, African pear flowered when the temperature was high and when humidity was low. The planting of African pear that flowers around January  and February should be encouraged because they had the highest yield and potential to ripe during hunger period. 
为研究尼日利亚生态条件下非洲梨树(Dacryodes edulis)的开花物候特征,在尼日利亚南南和东南部对150株非洲梨树进行了为期3年的开花物候特征试验。选择了五个州,每个州三个地点,选择了十棵成熟的非洲梨树并标记用于数据收集。此外,还收集了三年的气象数据。被调查的树木被监测到开花时间。收集了花期开始、花期高峰、花期天数、平均气温和花期降雨量等数据。使用方差分析对收集的数据进行分析,并在适当情况下计算百分比。结果表明,开花时间存在差异。2013-2015年,非洲梨在伊莫州、河流州和三角洲州的花期高峰为1月,而阿比亚州和埃努古州的花期高峰分别为2月和3月。非洲梨花在27.0到29.5摄氏度之间开花。雨量由0.00mm至137.50mm不等。花期主要受温度影响。花序花芽形成至开花时间为2-5 d,但多数花3-4 d。本研究中,在尼日利亚的生态条件下,非洲梨在温度高、湿度低的情况下开花。应鼓励种植1月和2月左右开花的非洲梨,因为它们的产量最高,在饥饿期间有成熟的潜力。
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引用次数: 0
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European Journal of Agriculture and Food Sciences
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