Pasting properties of high-quality cassava flour of some selected improved cassava varieties in Tanzania for baking
January 2023
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...
Influence of seed co-inoculation with Bradyrhizobium species and Azospirillum brasilense on soybean development in Southern and Southeastern Brazil
January 2023
Bioinoculants are widely used in Brazil, based on efficient and low-cost. This study aimed to evaluate the agronomic efficiency of co-inoculation with Bradyrhizobium species and Azospirillum brasilense in soybean seeds. Field trials were established in four regions of Brazil using a randomized block design with 8 treatments and 4 replications as follows: T1 - Control, T2 - 200 kg ha-1 N, T3 - Bradyrhizobium spp....
Chemical and textural properties of floodplain forest soils in the Eastern Amazon, Brazil
January 2023
Soils in floodplain ecosystems are sedimentary and subject to removal, transport, and deposition processes caused mainly by the water cycle, contributing to frequent variations in landscape patterns and continuous transformation of the floodplain environment. Given the constant disturbance caused by flood pulse variability, it is difficult to assess soil properties in floodplain ecosystems. Soil samples were collected...
Emergency response to the Spodoptera frugiperda invasion in Africa: What do maize producers in Burkina Faso think and do?
January 2023
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 agro-climatic zones, the main maize-growing areas in Burkina Faso to collect their perceptions. For this purpose, a questionnaire designed on...
Protective equipments use by veterinarians in Nigeria
January 2023
The transmissible nature of certain diseases makes anthropozoonosis an important hazard associated with veterinarians. For this reason, the attitude and compliance of veterinarians in Nigeria to personal protective equipment (PPE) use was studied using a structured interviewer-administered questionnaire. Questionnaires were administered at the 2017 Veterinary continuing education seminar held at Akure (Ondo state),...
Fertilization options for improved cassava productivity and economic profitability in the Pissa and Damara areas, Central African Republic: Comparative Approach
January 2023
This study aimed to identify fertilization options for improving cassava productivity and profitability in two contrasting regions of the Central African Republic. The Pissa (guinea forest) and Damara (savannah). The study adopted a randomized complete block design with four treatments replicated four times in a plot size of 7 m by 7 m. The treatments were; T1 (Control), T2 (Peasant practice), T3 (sole NPK), and T4 (Cow...
Phenotypic expressions of diverse Sorghum bicolor [L.] Moench genotypes exposed to cold and warm temperatures
December 2022
Low temperatures at the reproductive stages of sorghum limit its performance and promotion in the dry highlands of Kenya. Two hundred and fifty sorghum genotypes were evaluated in 2020 and 2021 on a randomized complete block design (RCBD) with three replications in two sites. Egerton University a cool highland region and Marigat a warm lowland. The daily temperature range at Egerton was recorded as 20/9?C while that of...
Effects of sodium chloride on seed germination and seedling establishment of sorghum genotypes
December 2022
Salinity and climate change are major threats that affect crop productivity in arid and semi-arid fields globally. Sorghum is a climate smart crop but wide range of sorghum genotypes grown is 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)...
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
December 2022
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 and 2.0 t ha-1) as the main plot and chicken manure (0.0, 1.0, 2.0 and 3.0 t ha-1) as sub plot, were replicated three times. The experiment was conducted for three rainy seasons,...
Estimation of genetic variability, interrelationships and path analysis for yield and yield related traits in NERICAs upland rice (Oryza sativa L.) in White Nile State, Sudan
December 2022
The yield of rice landraces in the Sudan has been low due to genetic ceiling in the existing varieties. It is necessary to carry out breeding programs that deal with the production of high yielding, adaptable new varieties. Therefore, this study aimed to estimate genetic variability, heritability, genotypic performance and interrelationships among the traits. 18 upland rice genotypes and two checks evaluated at White...
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
December 2022
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...
Assessment of health hazards and risk perceptions of market garden producers towards the effects of pesticides in Western Region Cameroon
December 2022
The increased health effect of pesticides on the agrarian population in Africa, particularly in Cameroon is a challenging concern. Therefore, this study aims to assess the health risks and risk perceptions of market garden producers towards the effects of pesticides in Cameroon. Using a multi-stage sampling technique, a sample of 560 producers in the Noun Division, Western Region of Cameroon was obtained and an ordered...
Heavy metals levels and adult health risk assessment in horticultural systems in Mbare Musika and Mutoko, Zimbabwe
December 2022
Levels of cadmium, chromium, cobalt, nickel and lead were determined in cabbages, tsunga (mustard), green beans and tomatoes from Mbare Musika vegetable market in Harare and one of its major supplier, Mutoko. Cabbages and tsunga exceeded the stipulated safe limit for lead levels whereas the tomatoes and sugar beans went above the 0.02 ppm threshold for cadmium. Hazard Quotients (HQ) of the vegetables showed adult health...
Development and testing of a vertical-spikes shelling machine for bambara groundnuts
December 2022
This paper aim to develop a low-cost Bambara groundnuts sheller that uses vertical spikes as the shelling mechanism. A vertical spike shelling machine was designed, constructed and evaluated. The Bambara groundnut shelling machine consisted of a hopper, shelling system, frame, motor and power transmission system. The Bambara groundnut sheller used a low-cost shelling mechanism of spikes and shaft system, as it has...
Assessing the host status of banana and other plant species to the enset root mealybug Paraputo ensete (Williams & Matile-Ferrero) (Hem.: Pseudococcidae) in Ethiopia
December 2022
Ninety backyard gardens in the south-eastern Ethiopian highlands with enset (Ensete ventricosum (Welw.) Cheesman), banana and various annual crops were assessed for the presence of enset root mealybugs (Paraputo ensete (Williams & Matile-Ferrero)). This study presents the first observation of enset root mealybugs on banana. This pest has until now been exclusively recorded on enset in Ethiopia. In the Dilla Zuria...
Growth performance and economic analysis of Nile tilapia (Oreochromis niloticus) fed on black soldier fly larvae (Hermetia illucens)
December 2022
The depletion of fish stocks in Lake Victoria is putting severe strain on fish supplies for human consumption and aquaculture feed formulation. Due to the fish stocks high demand and limited supply, fishmeal prices are rising, increasing the cost of feed for aquaculture. As a result, up to 70% of variable aquaculture expenditures are related to feed. Alternative feed sources, such as insect meals, have been heavily...
Cassava use in southern Benin: Importance and perception of actors involved in the value chain
November 2022
In Benin, many families resort not only to consumption but also to the therapeutic use of cassava (Manihot esculenta). The study assessed the impact of socio-economic factors on the use of cassava, and the perception of the actors involved in the value chain in Benin. Four areas of high production and processing, with 516 producers and processors of cassava roots were surveyed. The results reveal that...
Views and perspectives of local farmers on crop diversification in the North-Western Free State, South Africa
November 2022
The North-Western Free State is a main contributor of South Africa’s maize production which has recently been put under enormous pressure by climate change, pests, diseases, economic factors and population growth. Crop diversification, by means of crop rotation, has potential to alleviate some of the challenges faced by the farmers and communities of the North-Western Free State. Crop rotation can improve soil...
Production and utilisation of Bambaranut (Vigna subterranea (L.) Verdc.) in Northern and Eastern Uganda
November 2022
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 utilization remain in relative obscurity. A study was conducted in Northern and Eastern Uganda to determine production and utilization practices and identify challenges and opportunities for BN improvement. Primary data on...
Differences in smallholder farmers’ compost pits in terms of production and quality across Burkina Faso: The case of Eastern Region
November 2022
Sub Saharan African soils have low organic matter contents, hence applying compost is therefore instrumental to improve their fertility. This study investigated the quantity and the quality of compost produced by smallholder farmers in five provinces (Gnagna, Gourma, Komondjari, Kompienga and Tapoa) from Eastern Burkina Faso. Compost quality was determined by the main physical and chemical characteristics including bulk...
Evaluation of seventeen cowpea genotypes across years for grain yield, yield components and yield stability in Nsukka, South-east Nigeria
November 2022
Fifteen improved and two local genotypes of Vigna unguiculata were evaluated for their performance in grain yield, yield components and yield stability from 2016 to 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). Stability analysis for grain yield was conducted using...
Farmers’ perceptions of fertilizer micro-dosing adoption and continued use in Burkina Faso
November 2022
This study analyzes fertilizer micro-dosing adoption and focuses on farmers' perceptions. Data used are from households selected based on agroecological characteristics. The bivariate probit model estimation results show that fertilizer microdosing adoption is a process. After the first adoption, 22.67% of farmers continued to apply fertilizer micro-dosing compared to 33.25% who discontinued. In addition, analysis...
Study of the combined effect of sowing date and sowing method on vegetative development of new rice paddy (Oryza sativa) varieties in Senegal River Valley under low temperatures
November 2022
Rice paddy cultivation in Senegal is subject to climatic fluctuations that affect its vegetative development. Although climatic conditions are a concern, we hypothesized that the new rice paddy ISRIZ would be better adapted to these fluctuations and would allow double cropping. We studied the vegetative behavior according to the date and mode sowing under low temperatures. An experiment was carried out in a split-split...
Evaluation of a naturally ventilated solar-venturi dryer environmental effect on the quality of dried sweet-potato slices
November 2022
A naturally ventilated solar-venturi dryer (NSD) was constructed using locally available materials to improve the quality of dry sweet potato slices (SPS) for small to medium scale farmers. The study investigated the efficiency of the NSD to reduce relative humidity (RH), solar radiation and temperature effect on firmness and color of dried SPS. The maximum temperature inside NSD was 44.4°C (12:00 pm) in an empty...
Influence of altitudes on the cultural and morphological variation of Colletotrichum kahawae isolates, the causal agent of coffee berry disease in the West Region of Cameroon
November 2022
Coffee berry disease (CBD) caused by Colletotrichum kahawae, is the main disease that affects arabica coffee production in Africa. Isolates of C. kahawae were collected from different altitude in the West Region of Cameroon and characterised for cultural and morphological variations. The results showed a significant variation among C. kahawae isolates related to their morpho-cultural features with respect to altitude....
Variation of some growth, agronomical and biochemical parameters of Vigna unguiculata (L. Walp) under salinity stress
November 2022
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,...
Morphological characterization of purple-grain maize (zea mays L.) diversity in Côte d’Ivoire
October 2022
Purple-grain maize is a marginal cereal grown exclusively and consumed in the Central-North of Côte d'Ivoire. However, few studies have been done on the diversity of this cultivar. Whereas, the use of local genetic resources available for breeding purposes requires a good knowledge of their agronomic and morphological characteristics. Thus, 70 accessions of purple-grain maize collected in the Hambol region...
Comparative efficacy and economic efficiency of different insecticides against cotton thrips (Thrips tabaci L.) (Thysanoptera: Thripidae) on cotton in the Middle Awash, Ethiopia
October 2022
Thrips, Thrips tabaci (Thysanoptera: Thripidae) on the cotton plant is an extremely invasive and destructive pest that reduces 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 (T. tabaci) on the Deltapine-90 cotton...
Survey of fungal diseases associated with amaranth (Amaranthus species) in peri-urban vegetable farms in Kumasi and Tamale metropolis of Ghana
October 2022
Amaranthus species is an important leafy vegetable in Ghana; however, foliar diseases of the crop reduce the marketable and edible portions as well as income to farmers. To facilitate the development of disease management strategy, there is the need to document various diseases limiting amaranth production. In view of this, surveys were carried out in forty-three peri-urban vegetable farms in the Kumasi and Tamale...
Genetic diversity and indigenous knowledge of fonio (Digitaria exilis stapf) produced in Burkina Faso
October 2022
Fonio (Digitaria exilis [Kippist] Stapf) species is from Africa. In Burkina Faso, the genetic diversity of fonio is little known. It is the same for its mode of management and the understanding of its culture. The objective of this study is to contribute to a better knowledge of fonio grown in Burkina Faso. Prospecting collects a permit to identify production areas and collect 60 accessions. The ethnobotanical survey...
Polycentric irrigation water governance: Irrigation water users associations service delivery in Ketar subbasin, Ethiopia
October 2022
Polycentric irrigation water governance allows community institutions to deliver better irrigation services. This study examined the Irrigation Water User Associations (IWUAs) service delivery performance in the Ketar subbasin, Ethiopia, focusing on four irrigation schemes. The irrigation water user associations in the subbasin were measured on their legal registration and financial status, while the four schemes were...
Selected soil properties and small-holder dairy farmers’ perceptions on improved forage varieties in the Southern highlands of Tanzania
October 2022
The current study was aimed at assessing selected soil properties of forage gardens and perceptions of small-holder dairy farmers to newly introduced improved forage in Southern highlands, Tanzania. A total of 101 respondents were randomly sampled and interviewed on the issues relating to management, preferences, and adoption challenges of different pasture varieties. Some surveyed households (38) were purposefully...
Social cultural factors as key determinants of agricultural technology adoption: the case of new rice for Africa (NERICA) adoption in Migori County, Kenya
October 2022
Agricultural technologies have been identified as one of the key ways to improve smallholder farmers' food security and livelihoods in Sub-Saharan Africa. However, the adoption of these technologies remains low. Previous studies have focused more on the agronomic and socio-economic aspects influencing agricultural technology adoption. The social and cultural dimensions of adoption have hardly been addressed. The...
Analysis of farm-household adoption and choice of natural resource management innovation (Soil and Water Conservation Technologies) in Ethiopia: The role of poverty
October 2022
The study examined factors that determine adoption and choice of SWC technologies under CGIAR-related agricultural innovations in Ethiopia, using data from Ethiopian Socioeconomic Survey (ESS4). Specifically, the study assessed the effect of poverty, socioeconomic and plot level factors on adoption and choice of SWC technologies. Poverty is found as an important factor in adoption and choice of SWC technologies by farm...
Spatiotemporal evolution and identification of oil palm phenolic compounds in response to vascular wilt caused by Fusarium oxysporum f.sp. elaeidis in Côte d'Ivoire
October 2022
Fusarium oxysporum f.sp. elaeidis (Foe) is a fungus that attacks oil palm and affects its production. This study aimed at characterizing phenolic compounds and evaluating their spatiotemporal evolution in two cultivars (sensitive and tolerant to fusariosis). For this, total phenols were quantified during the latency period [0 to 28 Days After Inoculation (DAI)] of Foe. Thereafter, phenolic extracts from plant organs...
Combined effects of water retaining agent and green manure on trace elements concentration in tobacco farming purple soils
October 2022
Green manure (GM) is widely adopted for agricultural productivity and sustainability. The present study supplemented the GM effect with that of water retaining agent (WRA) to enhance the sustainability of tobacco planting purple soils in Sichuan Province, China. The study employed three GM legumes varieties (Trifolium repens, Vicia villosa and Medicago sativa), while the WRA used was polyacrylamide at different...
Determining the appropriate period of herbicide application in irrigated wheat in Awash Valley, Ethiopia
September 2022
Weed infestation is one of the main menaces of irrigated wheat production and productivity in Ethiopia. This experiment was conducted at Amibara and Fentale districts, to determine the appropriate period of herbicide application in irrigated wheat in Awash Valley. A total of ten treatments; 13, 18, 23, 28, 32, 38, 43 and 48 days after sowing along with a weed-free and weedy check were laid out in a Randomized Complete...
Anaplasma phagocytophilum in cattle parasitism in Benin: An emerging pathogen transmitted by ticks
September 2022
Anaplasma phagocytophilum, a bacterium transmitted by ticks, is responsible for granulocytic anaplasmosis, an emerging zoonosis that has never been reported nor identified previously in Benin and in the West African sub-region. This study is designed not only to investigate the prevalence of the disease and evaluate mortalities recorded at Kpinnou farm after importing Girolando cattle from Brazil in 2014 but also to...
Analysis of inputs variability on rice growth stages in Mbeya region
September 2022
As rice develops from sowing to harvesting stages require a combination of both natural and non-natural inputs. Thus, at every stage, specific proportions are demanded as aggregates which contribute to the final yields. Understanding these inputs and their impacts on rice yield will help the small scale rice farmers in Tanzania to boost rice yields. This study pursues to (i) characterize rice farmers’ in Mbeya...
Status of Ethiopian durum wheat varieties for the stem rust disease resistance under field condition
September 2022
Production of wheat in Ethiopia is under danger from wheat stem rust, which is brought on by the disease Puccinia graminis f.sp. tritici and has resulted in a yield loss of 100%. An investigation was conducted in a hotspot area (Debere Zeit, Ethiopia) to evaluate the status of Ethiopian durum wheat cultivars for their level of stem rust resistance in the field. During the main seasons of 2017, 2020, and 2021, 34 durum...
Screening and identification of antagonistic bacterial strains against Botrytis cinerea in Panax ginseng
September 2022
Endophytic bacterial strains were isolated from healthy mountain-cultivated ginseng leaves, and Botrytis cinerea was responsible for the fungus disease. Antagonistic strain was identified based on morphological characteristic and 16S rRNA sequence analysis. The results showed that 56 endophytic bacteria were isolated from healthy mountain-cultivated ginseng leaves, and FS-1 strain has good inhibitory effect on B....
Unravelling systems of inequality and debating pro-poor policy results in drought prone areas of South West Ethiopia
September 2022
A desk review, survey, interview and on-site observation were used to collect data. The impact of external systems on smallholder water scarcity management institutions in the context drought stress was analyzed in this study. The findings show that the external intervention eliminated resilient people’s institutions such as water scarcity (in droughts). Interventions introduce new water management systems that...
Farmers’ perceptions and adaptation strategies to rainfall variability in northwestern Katsina State, Nigeria
September 2022
The research examined farmers’ perception and adaptation strategies to rainfall variability in north-western Katsina. The objectives were to determine the level of rainfall variability using 1976 to 2015 rainfall data; find-out farmers’ perceptions of rainfall variability; determine its effects on farming activities, and identify adaptation strategies within the farming systems. Rainfall data were sourced...
Assessment of leaf spot disease on water leaf (Talinum triangulare (jacq.) Willd and in vitro effect of three medicinal plant extracts on pathogen(s) in the Northwest Region of Cameroon
September 2022
Cultivation of waterleaf improves the life quality of families and provides additional income for farmers. However, waterleaf production in Cameroon has suffered a major blow from leaf spot disease. Ten farms with dimensions of 4 m by 3 m each in Nkwen, Bamenda, Cameroon were surveyed for leaf spot disease of Talinum triangulare. Disease incidence and severity were assessed by surveying the farms after every fourteen...
Pursuing development on the Eastern Flank of Mt Cameroon: Implications on its heavy metal status, environmental quality and human security
September 2022
In order to maintain environmental quality and ensures food security, this study evaluated baseline heavy metal contents in agricultural fields in the Eastern Flank of Mt Cameroon. It specifically (a) determined the physicochemical properties of soils and the heavy metal concentrations; (b) produce geochemical maps for the heavy metals; (c) determined the major factors controlling the distributions of the metals. Twenty...
On-station evaluation of straws and stovers with urea to increase utilization in Somali Region
September 2022
Wheat straw (WS), barley straw (BS), sorghum stover (SS), and maize stover (MS) were subjected to different times of ensiling and urea treatment levels in order to identify the most effective ensiling time and urea treatment level to attain preferable nutritional aptitude. Both straws and stovers were treated with 0.40 and 0.50 g concentration levels of urea solution dissolved in 0.8 L of water and sealed plastic sheet...
Use of termites as protein supplement for indigenous chicken on smallholder farms in Siaya County, Kenya
August 2022
Smallholder indigenous chicken (IC) production systems have been associated with low productivity thereby contributing to food insecurity and reduced livelihoods. Despite this scenario, smallholder IC producers have been harvesting and feeding termites supplementarily. This study determined the demographic characteristics that influence the use of termites as protein supplement for indigenous chicken by...
Performance of mustard varieties under saline prone areas of Bangladesh
August 2022
This study was conducted at farmers’ field with three disperse replicas in three different places viz. Satkhira (AEZ-11), Koyra (AEZ-13), and Bagerhat (AEZ-11) of Khulna division in the Rabi season of 2019-2020 to determine salt tolerant varieties for maximizing mustard yield, as well as farmers’ income. Characterization was done with six varieties namely BARI Sarisha-11, BARI Sarisha-14, BARI Sarisha-16,...
Implications of diet and quality consistence of feed on poultry layers egg quality
August 2022
Impaction of different brands of commercial layers feeds on egg quality was assessed in a complete block design with five treatments in three blocks replicated with twenty birds each. Hyline birds and the deep litter system were used. Feed constituents from proximate analysis were linearly correlated to quality parameters measured on the eggs. Results showed that nutrition impacts on most egg quality parameters except...
Effects of the naked neck phenotype and feed withdrawal on growth performance and carcass characteristics of F1 crossbred broilers from a cross between local naked neck males and Hubbard Flex 15 broiler females
August 2022
An eleven-month experiment was conducted to establish the influence of phenotype and feeding systems on growth performance and carcass characteristics of F1 crossbred broilers. One hundred normal feathered broiler breeder females were mated with 10 naked neck males to obtain the F1. Two hundred and seventy-two chicks obtained from the F1 generation and from four hatches were randomly assigned into four treatments...
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