African Journal of
Agricultural Research

  • Abbreviation: Afr. J. Agric. Res.
  • Language: English
  • ISSN: 1991-637X
  • DOI: 10.5897/AJAR
  • Start Year: 2006

AJAR Articles in press

EFFECTS OF CRICKET FRASS ON VEGETATIVE GROWTH OF Cleome gynandra

Article in Press

Insect farming as food and feed has gained popularity. Insects require less land and water and are efficient in feed-food conversion, making them a sustainable alternative source of protein for food fortification and feed formulation. Some insects play a vital role in bio-remediation of organic waste as they feed on waste breaking it down to frass that has the potential to be used as an organic fertilizer in food...

Author(s):Annrose Wanjugu, Peter Bulli and Darius Andika

Effect of molybdenum and nitrogen rates on the growth and vegetative structure of Megathyrsus maximus (Syn. Panicum maximum).

Article in Press

The objective of this study was to identify the rate of molybdenum that, associated with nitrogen fertilization, would provide the best responses on the vegetative structureof Mombasa grass. Forty days after planting, a uniform pruning was made when the established levels of molybdenum were applied and the experimental period started. The experimental design was a randomized block, with four replications (blocks), in a 5x6...

Author(s):Borges Deminicis Bruno

A survey on the socio-economic aspects of indigenous Tswana goat production systems in the five agro-ecological regions of Botswana

Article in Press

This study aimed to assess the production systems of the indigenous Tswana goats reared under typical smallholder farming settings in Botswana. A total of 310 households with Tswana goats were randomly selected from five agro-ecological regions of Botswana. Key structured questionnaires were used to collect baseline data on goats' socio-economic parameters, husbandry practises, breeding and selection, disease control,...

Author(s):Ditiro Maletsanake

Emergency response to the Spodoptera frugiperda invasion in Africa: What do maize producers in Burkina Faso think and do?

Article in Press

Spodoptera frugiperda, the fall armyworm (FAW), has become a major pest of maize since its appearance in Burkina Faso in 2017 requiring appropriate emergency response. A survey was conducted with 161 maize farmers from 9 regions and 48 villages in the Sudano-Sahelian and Sudanese agroclimatic zones, the main maize-growing areas in Burkina Faso to collect their perceptions. For this purpose, a questionnaire designed on the...

Author(s):Manoé René Sanou, Idrissa Compaoré and Antoine Sanon

Physicochemical parameters, macronutrients and micronutrients evaluation in the soil of Trenabougou, rural commune of Siby, Mali.

Article in Press

The insufficiency of nutrients in the soils has been identified as one of the factors that have affected the productivity of crops. An investigation was carried out to assess the trophic level of soil in the region. Using a non-probability sampling technique, a total of 70 representative surface soil samples were collected between February and April 2021. The sampling depth ranged from 0 to 30 cm, according to the root...

Author(s):Djibril Sekou Keita, Modibo Keita, Traore Moctar and Patel Harshad

Effects of Corn-Pea Mixture and Harvesting Days on Forage Yield and Quality

Article in Press

The objective of this study was to assess the effect of mix-cropping, Yangtsepa corn variety with legume Sesbania, and single cropping on the forage yield and quality at 60-, 90-, and 120-days harvest. Randomized Complete Block Design (RCBD) with three replications was used as an experimental design. The corn and pea were line sown at 20 cm apart with a seed ratio of 50:50. The results showed higher corn forage yield (26.1...

Author(s):Chencho Drugay and Jigdrel Dorji

Ethnobotany and perceptions of farmers on the value of taro (colocasia esculenta) in Benin republic

Article in Press

Taro (Colocasia esculenta) is a widely grown vegetatively propagated food crop in the Benin Republic. The taro leaf blight (TLB) epidemic in 2009, caused by Phytophthora colocasiae, has destroyed taro production and wiped out many taro landraces in West Africa. A survey was conducted in the southern region of Benin to assess the status of taro and TLB, ethnobotany, farmers' perceptions of taro, and identify production...

Author(s):Z. Natacha Julienne Quenum, P. Lava Kumar, Malachy O. Akoroda, Alexandre Dansi Ramesh Raju Vetukuri, Ranjana Bhattacharjee

Assessment of Performance of SWAP and CROPWAT model simulating irrigation water requirement on Sugarcane Yield of Kuraz Irrigation Project

Article in Press

The role of simulation models in understanding the processes in the soil-plant-atmosphere system has increased significantly in recent years. This is attributed to increased computing capabilities available today. Mathematical models, be it physically or empirically based, have the promising potential to explore solutions to water management problems. In the sub basin, frequent events of high and low rainfall, less work...

Author(s):Natan Molla Yimer

Effect of applying low rates of lime and manure on bean growth and yield on Ferralsols of Lake Victoria crescent agro-ecological Zone-Central Uganda

Article in Press

An experiment was conducted to determine the effect of applying low rates of lime and chicken manure on bean (var. NABE 15) growth and yield on Ferralsols. Using Split Plot Factorial Randomized Complete Block Design, lime (0.0, 0.5, 1.0, 1.5 & 2.0 t ha-1) as the main plot and chicken manure (0.0, 1.0, 2.0 & 3.0 t ha-1) as sub plot, were replicated three times. The experiment was conducted for three rainy seasons, two...

Author(s):

Empirical Agricultural livelihood systems (ALS) typology for coping with socio-ecological diversity in ALS transition research: A demonstrative case in Pontieba, south-western Burkina Faso

Article in Press

Smallholder farms’ populations are characterized by their heterogeneity giving the diversity of farms’ livelihood settings. Integrated farming system modelling therefore requires a preliminary clear identification of the farm types in a location and for a given population. The main objective of the present study was to formulate empirical agricultural livelihood typology in Pontieba for the purpose of integrated farming...

Author(s):Boundia Alexandre Thiombiano and Quang Bao Le

Phenotypic expressions of diverse sorghum bicolor [l.] moench genotypes exposed to cold and warm temperatures

Article in Press

Low temperatures at the reproductive stages of sorghum limits its performance and promotion in the dry highlands of Kenya. Two hundred and fifty sorghum genotypes sourced from the Kenya Gene Bank, ICRISAT and farmers’ collections were evaluated in 2020 and 2021 in the cold highlands at Egerton University and warm lowlands at Marigat, in Kenya. The daily temperature range at Egerton was recorded as 20/9 ºC while that of...

Author(s):Rachael Muthoni Kamau, Erick K Cheruiyot and Stephen Mbuthia Karori

Growth performance and carcass characteristics of Kuroiler chicks fed on Silkworm pupae (Bombyx mori) diet.

Article in Press

Utilization of silkworm pupae meal for feed will partially meet the protein feed deficiency, and fish meal competing uses. Silkworm pupa was used as a fishmeal substitute at different levels in poultry feeds to determine the growth performance and carcass characteristics after feeding day old Kuroiler chicks for 8 weeks. Fishmeal was substituted with Silkworm pupae at percentages of 25 (T3), 50 (T2) and 100 (T1) with a...

Author(s):Nyanchoka W, Muriithi A. N and Kasina M

Survey of the distribution and severity of white mango scale in mango production in Eastern Ethiopia

Article in Press

Mango production in Ethiopia is harmed by a number of arthropod pests particularly the White Mango Scales (WMS) is major pest of grave concern to mango growers. The main objective of this study was to assess the current status of WMS insect pest in Mango production and farmers’ knowledge about the pest in eastern Ethiopia. WMS distribution and severity specifically in the major mango growing areas East Hararghe, Harari...

Author(s):Gelana Keno and Mulatu Wakgari

Production and utilisation of Bambaranut (Vigna subterranea (L.) Verdc.) in Northern and Eastern Uganda

Article in Press

Bambaranut (BN) (Vigna subterranea (L.) Verdc.) is a nutrient rich, drought tolerant food legume that can contribute to food security and community resilience. In Uganda however, production and utilisation remain in relative obscurity. A study was conducted in Northern and Eastern Uganda to determine production and utilisation practices and identify challenges and opportunities for BN improvement. Primary data on...

Author(s):Gerard Oballim, Morish Obura, James Mumo Mutio, Prossy Isubikalu, Wilson Opile and Julius Onyango Ochuodho

Application of pulverized local rhyolitic powders to improve cabbage productivity and soil chemicals in Bandjoun, west Cameroon

Article in Press

A field trial was conducted to assess the effect of the application of pulverized rhyolitic materials and poultry manure on the yield of cabbages and soil chemicals in the locality of Bandjoun, west Cameroon. The treatment with rhyolitic rock materials combined with poultry manure portrayed the best yield (= 51 000 kgha-1) followed by the treatment with poultry manure alone (= 27 000 kgha-1). Lower yields were obtained...

Author(s):Tetsopgang Samuel and Tagne Foka Armand

ESTIMATING CROP WATER REQUIREMENTS FOR IRRIGATION SCHEDULING OF TOMATO USING AQUACROP 5.0 AND CROPWAT 8.0 MODELS UNDER SCARCITY AND UNRELIABILITY OF RAINFALL IN HARARE

Article in Press

In the face of increased competition for water resources, optimal irrigation scheduling is necessary for sustainable development of irrigated agriculture. However, the most favourable irrigation scheduling has many constraints and conflicting objectives and deals with an environment which has a lot of uncertainty. In this study, a comparative approach was undertaken for irrigation scheduling using Aquacrop 5.0 and the...

Author(s):Godfrey Singano Muroyiwa, Emmanuel Mashonjowa, Taddious Mhizha, Maud Muchuweti and Peter George Raeth

Rice Ratooning as a Sustainable Climate Smart Adaptation for Agriculture in Liberia

Article in Press

Rice (Oryza glaberrima) is a staple food for many people in Africa. In West Africa, especially Liberia, it is the main dish and play a major role in the political stability of the country despite its insufficient production. The objective of the study was to evaluate how varied cutting heights affected rice yields. The experiment was set up in a Randomized Complete Block Design (RCBD) with three treatments and three...

Author(s):Zipporah Page Morwakera, Akintayo Inoussa, Robert Z. Ziama, Ahouansou Roger, Bolorunduro Paul and David P. Tokpah

Assessment of different rates of neem extract as bio-pesticide for the control of insect vectors and associated viral diseases in okra

Article in Press

Neem extract as bio-pesticide is effective in reducing insect pest populations. However, farmers lack information on the effective application rate. The study ascertained the effective neem extract concentration for reducing insect vector numbers, incidence and severity of the viral diseases. Three rates 20, 30 and 40 ml/L of neem extract, commercial pesticide Akape® and water as control were sprayed as treatments on field...

Author(s):Christian Kwasi Akama, Samuel Amiteye, Andrew Sarkodie Appiah, Prince Buertey Kpentey, Robert Appiah, Jacob Teye Kutufam, Doris Akua Dzimega and Godwin Amenorpe

Pastoralists Perceptions towards Rangeland Degradation and Management practices in Pastoralist Dry Land Area: The Case of Gomole District, Borana Zone, Oromia Region, Ethiopia

Article in Press

The purpose of this study was to assess Pastoralists Perceptions towards Rangeland Degradation and Management practices in Pastoralist Dry Land Area among the Borana pastoral communities. Mainly the data for this particular study was collected from both primary and secondary sources. The primary data obtained through household questionnaires, key informant interview, focus group discussions and field observation while...

Author(s):Galma Dabbaso waariyo and wakala Gababo Guyo

Estimating economic efficiency levels and identifying its determinants for milk producers’ households in North Shewa Zone, Oromia Region, Ethiopia

Article in Press

This study aimed to estimate economic efficiency levels and identifying its determinants for milk producers’ households in North Shewa Zone, Oromia Region, Ethiopia. Three stages random sampling technique was used to select 400 sample farmers. The data was analyzed using descriptive statistics and econometrics model. The result of stochastic frontier model showed significant and positive elasticity of lactation cow, green...

Author(s):Gadisa Girma, Nigusu Abera, Yimenu Kassa, Zewditu Berhun, Abi Tolosa and Genet Shiferaw

Does urban agriculture help to win battle against food insecurity? Evidence from city administrations of gurage zone southern Ethiopia

Article in Press

This study aimed to assess the impact of urban agriculture for improving food security in four town administrations found in Gurage zone. Primary data was collected from 340 sampled adopters using interview, focus group discussion and observation. Propensity score matching (PSM) model was used to assess the impact of urban agriculture on food security. The statistical analysis revealed that there was a statistically...

Author(s):Henok Tesfaye, Mossa Mitikue, Tatek Tamiru

Variation of some growth, agronomical and biochemical parameters of Vigna unguiculata (L. Walp) under salinity stress

Article in Press

The variation of some growth, agronomical and biochemical parameters of Vigna unguiculata (L. Walp) under salinity stress were investigated in the greenhouse and farm conditions. Plants were subjected to 0, 50, 100 and 200 mM NaCl. The increases of NaCl in the culture medium significantly (P< 0.001) decreased the growth parameters (number of leaves, noose diameter, leaf area and stem height), dry biomass (roots, shoots and...

Author(s):NOUCK Alphonse Ervé, Mbouobda Herman Desiré, Nzouakeu Mbuntcha Cynthia Linelle, Choula Fridolin, Ndouma Mbondjo Cécile, Erica Wiraghan Shang, Taffouo Victor Desiré

Catch composition, Length-weight relationship and condition factor of fish species caught using gillnet in Lake Turkana Kenya

Article in Press

This study was undertaken to determine the catch composition, length weight relationship and the condition factor of fish in Lake Turkana. Six field stations were sampled during the study covering a period of six months. An outboard motor boat was used to access the sampling sites while gillnet (mesh size ranging from 1.5-6.0 inches) was used as the fishing gear. The species caught were identified to species level and...

Author(s):Maurice Okello Obiero

Evaluation of seventeen cowpea genotypes across years for grain yield, yield components and yield stability in Nsukka, South-east Nigeria

Article in Press

Fifteen improved and two local genotypes of Vigna unguiculata were evaluated for their performance in grain yield, yield components and yield stability across years in: 2016, 2017 and 2018. Experiments were laid out in a Randomised Complete Block Design with three replications. Data were collected on grain yield and yield components, and subjected to analysis of variance (ANOVA), and stability analysis for grain yield...

Author(s):Siri Neh Ndenkyanti, Christian Ugwu Agbo, Peter Ejiomofor Ogbonna

Knowledge, Attitudes and Practices (KAP) Regarding Zoonotic Diseases among Smallholder Cattle Keepers in Gicumbi District, Rwanda

Article in Press

Milk production could be responsible for zoonotic diseases which have public health and economic importance. The following study assessed knowledge, attitudes and practices (KAP) about zoonotic diseases among smallholder cattle farmers in Gicumbi District of Rwanda. The data were collected from 120 randomly farmers through a questionnaire, then coded and analyzed using SPSS software. The results show that the majority...

Author(s):Mubashankwaya Isaac, Munyaneza Celestin, Rugwiro Patrick, Munyandamutsa Fabrice, Dukundane Bertine, Birorinkindi Olivier, Iradukunda Olivier

Land Suitability Assessment for Upland Rice in the Borkena Plain, Amhara Region (North East Ethiopia)

Article in Press

Even though rice is becoming an important source of food in Ethiopia, land suitability studies in potential areas are limited. The objective of this study was to assess the suitability of the Borkena Plain, Northeast Ethiopia for rice cultivation. The data for this study were entirely dependent on the FAO (1985) document produced by the FAO/UNDP/ETH/82/010 project. Two methods namely simple limitation method and parametric...

Author(s):Gebre Tafere

Wheat Tan spot disease in Algeria : Risks factors and fungicides resistance

Article in Press

Yellow leaf spot, also known as tan spot is a major disease of durum wheat in eastern Algeria. This disease is caused by Pyrenophora tritici-repentis, the pathogen survives between cropping seasons on cereal stubbles as mycelium and can survives up to two years when the seasons are very dry. The persistence as well as the severity of this disease may be determined by five factors: monoculture, poor tillage sensitive...

Author(s):Douniazed Mehamdia

Effects of sodium chloride on seed germination and seedling establishment of sorghum genotypes

Article in Press

Salinity and climate change are major threats affecting crop productivity in arid and semi-arid fields globally. Sorghum is a climate smart crop but wide range of sorghum genotypes grown are sensitive to salt. Sorghum was screened for salt tolerance using sodium chloride (NaCl) at different concentrations. There were 250 evaluated sorghum genotypes using factorial arrangement in a Completely Randomized Design (CRD) with 4...

Author(s):Nelly Chebet, Erick K. Cheruiyot, Samuel Mwonga

Rural Smallholder Livelihood Change in Ethiopia: Poultry Husbandry Practices and Performance Evaluation

Article in Press

The study was conducted at Yabello district Borena zone, with the objective of assessing husbandry practices and performance evaluation of indigenous chicken populations. A total of 120 local chicken owner with three chickens were selected data collection. Descriptive statistics, a general linear model, univariate and multivariate analyses were used for data analysis. As a result, the main objectives of poultry farming in...

Author(s):Samuel Turo, Birhanu Tesema, Diba Dadecha

Assessment of indigenous and exotic chicken production performance and production constraint at Aneded district of East Gojam, Amhara Region, Ethiopia.

Article in Press

A structured survey was conducted in Aneded district to assess the production performance of indigenous and exotic chicken. A formal structured survey was used to collect all the relevant data, using a multi-stage sampling technique. Six sub- district (three peri urban and three from rural area) a total of 60 village chicken owner households were considered for the study. The result revealed that the dominant (60.9%)...

Author(s):Mariye Taye

Genotype Environment Interaction of Wheat (Triticum aestivum L.) at Drought Stress Condition

Article in Press

To explore genotype-environment interaction and identify stable genotypes in drought stress environments, an experiment was made at the research field of the Department of Genetics and Plant Breeding, Hajee Mohammad Danesh Science and Technology University, Dinajpur, Bangladesh. Selected eleven wheat genotypes were evaluated in a randomized completely blocked design with three replications. Data were recorded on days to...

Author(s):MD. OMAR KAYESS HSTU

Nutritional Evaluation and Feeding Value of Sorghum (Sorghum bicolor L. Moench) Varieties in the Performance of Layer Chicken

Article in Press

The study was conducted to evaluate feeding value of sorghum varieties in laying hen performances. The 210 Bovan Brown hens, aging 22-33 weeks, were used and equally and randomly assigned to seven dietary treatments with three replications. Treatment rations were control i.e., T1 (0% inclusion of sorghum variety melkam [SVM]), T2 (20% SVM), T3 (30% SVM), T4 (40% SVM), T5 (20% inclusion of sorghum variety degalityellow,...

Author(s):Bizunesh Fikre, Etalem Tesfaye, Birhan Tamir, Taye Tadesse

Determinants of market outlet choices of smallholder chickpea producers in Estie District, Ethiopia

Article in Press

In Ethiopia chickpea is a source of food and provides cash income for majority of smallholder farmers. To commercialize chickpea producers, selecting an appropriate market channel is mandatory. Multivariate probit model was employed to identify factors affecting chickpea market outlet choices. The result shows that five major chickpea marketing channels were identified and among them wholesalers and retailers purchased...

Author(s):Chernet Worku,Marelign Adugna, Essa Chanie Mussa, Mulat Mengistu

Factors that have Influenced Withdrawal of Coffee Farmers from Coffee Production: The Case of Meru County, Kenya

Article in Press

Coffee is an important crop in the Kenyan economy as it’s the 3rd highest foreign exchange earner. However, its production has been deteriorating in the recent past due to various factors. Conducted in Meru County in three cooperatives, this study used questionnaires as data collecting instrument. The study sought to investigate the factors that have influenced the withdrawal of coffee farmers from coffee production. The...

Author(s):Evans Mwenda

Effect of Carbon Balance on Competitiveness and Comparative Advantage of Rice Production Systems in Nigeria, West Africa

Article in Press

The significant role rice imports play in meeting the high demand for rice in most West African countries including Nigeria has made these countries to focus on increased rice production. Climate change is a vital environmental issue for sustainable development goals hence greenhouse gas emissions from paddy ecosystem is of great environmental concern. Policy Analysis Matrix (PAM) is used in this study to ascertain the...

Author(s):Balaraba Abubakar Sule, Ayodeji Alexander Ajibola Coker, Tanko Likita, Ezekiel Salawu Yisa

Small-Scale maize producers in resettlement areas: Challenges of women in agriculture in Mapondo Farm, Raffingora

Article in Press

Women play crucial roles in agriculture for the welfare of their households as labor-force, caregivers and as independent and joint farm owners but they continue to face multitude of challenges affecting their productivity. This qualitative research article highlights challenges being faced by women in agriculture under small scale. In-depth interviews and focus group discussions were used to obtain data from women and...

Author(s):Lancelot Chiwanza Nyamaka

Pasting Properties of High-Quality Cassava Flour of Some Selected Improved Cassava Varieties in Tanzania for Baking

Article in Press

Partial substituting wheat with high-quality cassava flour (HQCF) in bread making would be economically beneficial in Tanzania. However, cassava varieties with the best pasting quality for this use are unknown. In addition, the appropriate time of harvesting the varieties to attain the best pasting quality is also unknown. This study, therefore, aimed at identifying the most appropriate cassava varieties and their...

Author(s):Phinehas Tulkamuhabwa, Siraj Kayondo, Patrick Ongom

Farm diversification benefits and technology choice: A case of the coffee-banana farming system in Central Uganda

Article in Press

Diversification has been argued to be the future of small farms and more so in developing countries given its benefits to mitigating against risk, increase economic and social benefits. This study built on an earlier study by Mpiira et al. (2021). 247 respondents were interviewed using pre-tested and semi-structured questionnaires in three districts of Central Uganda, Kiboga, Nakaseke and Sembabule. . Using a cost-benefit...

Author(s):Samuel Mpiira, Mary Kipsat, Phoebe Mose, Francis Kalyango, Wilberforce Tushemereirwe, Charles Staver

Work ethics and its impact on efficiency of workers performance of agricultural extension zone

Article in Press

This study objective to identify commitment level of employees in the Department of Agricultural Extension of Baghdad Governorate through opinions and perceptions of respondents.If work ethics (respect of laws and regulations, justice sense, work perfection, respect for time and confidentiality, trust and responsibility, Integrity, transparency, cooperation and good treatment). Also, this study aimed to identify level of...

Author(s):Adnan Ibrahim Khamis, Anhar Mohammed Ali Hasan

Impacts of exogenous gamma-aminobutyric acid (GABA) on biochemistry and growth of maize and soybean

Article in Press

Gamma-aminobutyric acid (GABA) is a four-carbon non-protein amino acid produced by plants that play an important role in metabolic homeostasis and energy balance. In this study, we evaluated the effects of exogenous application of GABA on antioxidant enzymes, photosynthetic pigments, total protein content, and growth of maize and soybean in four different regions of Brazil under field conditions. GABA was applied with...

Author(s):Geraldo José Aparecido Dario, Iuri Stéfano Negrisioli Dario, Cynthia Nara Pereira de Oliveira

Comparative efficacy and economic efficiency of different insecticides against Cotton thrips (Thrips tabaci L.) (Thysanoptera: Thripidae) on Cotton in the Middle Awash, Ethiopia

Article in Press

Thrips, Thrips tabaci (Thysanoptera: Thripidae) on the cotton plant is an extremely invasive and destructive pest consequently reducing yield. Field studies were conducted at Werer Agricultural Research Center, Middle Awash, Afar, Ethiopia, for two consecutive years (2017 and 2018) to determine the effectiveness of different synthetic chemical insecticides for the control of Cotton thrips (Thrips tabaci) on the...

Author(s):

General and Specific Combining Ability of Quality Protein Maize (Zea mays L.) Inbred Lines for Major Foliar Diseases, Grain Yield and Other Agronomic Traits Evaluated at Mid-altitude Agroecology of Ethiopia.

Article in Press

Despite the fact that maize is a crucial cereal crop for food security, several foliar diseases are the main threats and limitations maize production in Ethiopia, resulting in low yields, particularly quality protein maize(QPM). Accordingly, national maize research program of Ethiopia has released QPM maize varieties adapted to the mid-altitude, low moisture stress and highland agro-ecologies of the country. Nonetheless,...

Author(s):Lemi Yadesa, Debela Diro, Zelalem Tafa

Analysis of Tef Value Chain in Western Ethiopia: Evidence of Smallholder Farmers and Marketing in Selected Zones of Western Oromia

Article in Press

The purpose of this paper was analyzed the tef value chain in selected zones of western Oromia to identify major tef value chain actors, assess major constraints and opportunities regarding tef, and estimate the margins of channels. Data were collected through surveys, key informants’ interviews, and focus group discussions. The data were analyzed by analytical and descriptive statistical tools. In the study areas, there...

Author(s):Degefa Kifle

Economic Injury level and yield loss assessment for carmine spider mite (Tetranychus cinnabarinus Boisduval) on tomato Solanum lycopersicum under greenhouse conditions

Article in Press

A study was undertaken over two cropping seasons, 2018/2019 and 2019/2020, to determine the economic injury level for carmine spider mite, Tetranychus cinnabarinus (Boisduval) on tomato Solanum lycopersicum in Botswana. Tomato plants were infested with adult spider mites for durations of 0 (no exposure), 1, 2, 3, 4, 5, 6 and 7 weeks (complete exposure). The corresponding treatments were 7, 6, 5, 4, 3, 2, 1 and 0 sprays...

Author(s):Mitch M. Legwaila, Motshwari Obopile, Bamphitlhi Tiroesele

Analysis of the Technical, Allocative, and Economic Efficiencies of Tef Producers in Ejersa Lafo District, Central Oromia, Ethiopia

Article in Press

Tef is the most important food and cash crop for more than 70 million people. It is the second-largest crop in terms of acreage, but its average productivity is lower compared to other that may arise from different factors. Therefore, this research was intended to assess the technical, allocative, and economic efficiency of tef producers, and factors affecting the technical inefficiency of tef producers using primary data...

Author(s):Gadisa Muleta, Addisu Getahun

Characterization of soil fertility management practices under greater nightshade cropping systems in South Benin

Article in Press

This study aimed to characterize cropping systems of greater nightshade (Solanum macrocarpon) in the market garden areas located along the coastal zone in the South. Socio-economic profile of producers, soil fertility management practices, constraints and nuisances related to the use of organic fertilizers, as well as the endogenous solutions desired by producers were collected from 120 producers in the communes of...

Author(s): LAFIA Ganigui Kifayath

Coverage plants and their effects on the physical attributes of red-yellow latosol cultivated with corn

Article in Press

Through the interpretation of soil attributes, it is possible to characterize the changes resulting from the adoption of different managements. The use of sustainable and conservationist production systems, such as the use of cover crops, has contributed to the improvement of the physical, chemical and biological attributes of the soil. This study aimed to analyze the effects of cover crops of brachiaria (Urochloa...

Author(s):Yara Karine de Lima Silva

Determinants for adopting agricultural innovations by rice farmers in the North West Region of Cameroon

Article in Press

The importance of adopting innovations for agricultural productivity is well known. However, adoption rates are generally sub-optimal. This study investigates the determinants for adopting innovations by rice farmers in Cameroon. A multi-stage sampling approach was employed to identify and collect data from 800 rice farmers; using a structured and pretested questionnaire. Descriptive statistics and binary logistic...

Author(s):Ngochembo Gaston Gwemelang

Effect of Dietary Metabolizable Energy and Crude Protein on the Laying Performance, Egg Quality, Hatchability, and Fertility of DZ-White Chickens

Article in Press

An experiment was conducted to evaluate the effect of different levels of metabolizeable energy (ME, kcal/kg) and crude protein (% CP) levels on the production performance, egg quality, hatchability, and fertility of the DZ-White chicken breed at Debre-Zeit Agricultural Research Center. A total of 594 twenty weeks age DZ-white chickens were randomly distributed to the nine dietary treatments, with 3*3 factorial...

Author(s):Tewodros Fekadu, Mammo Mengesha, Gebreyohannes Berhane, Misba Alewi

Assessment of efficiency and risk factors associated with artificial insemination service in dairy cattle production at Toke-Kutaye District, Western Oromia, Ethiopia.

Article in Press

A cross-sectional study was conducted to assess the problems associated with artificial insemination effectiveness in dairy cattle in four selected villages of Toke Kutaye district. Semi- structured questionnaires were developed for a total of 217 dairy cattle owners. In addition, four artificial insemination technicians and nine experts were involved in the interview process. The study indicated that 129 (59.4 %) of the...

Author(s):Ayalew Asamenew Ayalew

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