Community based participatory forest resources management practices in Chilimo forest, Dendi District, West Shewa Zone, Oromia Regional State, Ethiopia
December 2019
This research has made an endeavor to analyze the practices of community based participatory forest management and its impacts on the incomes of the forest user groups and the forest cover of Chilimo forest, Dendi District, Ethiopia. 380 households were selected from seven peasant association proportionally and simple random sampling was adopted to choose the sample households from each peasant association. Both...
Additive main effects and multiplicative interaction (AMMI) and genotype main effect and genotype by environment interaction (GGE) biplot analysis of large white bean (Phaseolus vulgaris L.) genotypes across environments in Ethiopia
December 2019
Undertaking a multi-environment trial prior to releasing a high yielding and stable varieties for a specific environment is a major step in plant breeding. Therefore, the objective of this work was to study the effect of Genotype × Environment Interaction (GEI) and evaluate the adaptability and stability of sixteen large white common bean genotypes. Additive main effects and multiplicative interaction (AMMI) and...
Consumers’ awareness of the presence of pathogenic bacteria and pesticide residues on tomatoes sold in Nairobi
December 2019
Tomato consumed worldwide for its vitamins and bioactive elements can harbor postharvest bacteria and pesticide residues. A cross-sectional survey using a semi-structured questionnaire was done in 101 households in Kangemi assessing consumers’ awareness on pesticide residues and bacterial presence on tomatoes sold in Nairobi. Questionnaire was administered in Kangemi during weekends, systematic random sampling was...
Effect of vermicompost on growth, quality and economic return of garlic (Allium sativum L.) at Haramaya District, Eastern Ethiopia
December 2019
Garlic (Allium sativum L.) is an important vegetable crop in Ethiopia. The yield of the crop is often constrained by low and unbalanced nutrient supply in the soil. This study was undertaken to assess effect of vermicompost (VC) on growth, quality and economic return of garlic variety Chelenko I during 2016 main rainy season in Haramaya University main campus, Ethiopia. The treatment consisted of four levels of...
Impact of DroughtTEGO® hybrid maize variety on agricultural productivity and poverty alleviation in Kenya
November 2019
Impact of DroughtTEGO® maize hybrids on agricultural productivity and poverty reduction among small-scale maize farmers were analyzed using 642 households in Kenya. The Water Efficient Maize for Africa (WEMA) project coordinated by the African Agricultural Technology Foundation (AATF) developed the varieties. While on-farm production output and farmers’ testimonies indicate significantly high productivity over...
Effect of pesticides on Exopolysaccharide (EPS) production, antibiotic sensitivity and phosphate solubilization by Rhizobial isolates from Sesbania bispinosa in Bangladesh
November 2019
Rhizobium spp. retains a symbiotic relationship with leguminous plants including Sesbania bispinosa by fixing N2 through nodule formation. Several researches suggest that Exopolysaccharides (EPSs) are required for nodule formation. Rhizobial growth parameters as well as the EPS production are affected by the presence of pesticides. The present investigation was performed using three different pesticides which were...
Disparities and influential factors to men’s and women’s involvement in freshwater aquaculture in Madagascar
November 2019
This research identifies the factors determining the individual decision to get involved in the aquaculture sector for both men and women through a case study in Madagascar. A rich body of scholarly literature shows that women play an important contribution in the aquaculture sector, particularly in South Asia and Africa. The literature shows that multiple factors, such as lack of access to assets and gender norms,...
Entomocidal activity of some plant extracts against Sitophilus zeamais Motschulsky (Coleoptera: Curculionidae)
November 2019
Entomocidal activity of ethanolic leaf extracts of four plant species namely Euphorbia balsamifera Aiton, Lawsonia inermis L., Mitracarpus hirtus (L.) DC. and Senna obtusifolia L. were evaluated in order to assess their protectant ability to stored sorghum against Sitophilus zeamais Motsch. The botanicals were applied to 20 g of sorghum grains at the rate of 25, 50 and 100 mgml-1, while no extracts was added to the...
Influence of mineral nutrition on plant development and chemical composition of volatile oils of Porophyllum ruderale (Jacq.) Cass subspecies
November 2019
The objective of this study was to find out the influence of soil nutrition on the composition of volatile oils of Porophyllum ruderale subsp. macrocephalum and Porophyllum ruderale subsp. ruderale. The seedlings were transplanted into pots containing sand as substrate. Every seven days, different Hoagland solutions were applied: Complete solution and solution lacking, respectively nitrogen, phosphorus, potassium,...
Transforming smallholder agriculture through cooperatives for improving households’ food security at OR Tambo District Municipality, South Africa
November 2019
Agriculture is a primary source of food, employment and income in rural households. Agricultural cooperatives have been regarded as possible vehicles in achieving these objectives. Small holder farming in the OR Tambo District Municipality has marginally been performed in contributing to households’ food security. Research indicates that there are many factors affecting agricultural cooperative development and...
Dynamics of weed biomass on yield and yield component stability of maize under various weed management strategies
November 2019
Weed is a very significant enemy of crop production. Its density, diversity and the interaction complexes on the yield and yield component of maize cv “Quality protein” were investigated in the present study. The experiment was laid out in randomized complete block design (RCBD) containing five weed management strategies and a weedy check as treatments in 2015 and 2016. Data were collected on weed density,...
Yield of different varieties of cassava (Manihot esculenta Crantz) in different harvest intervals
November 2019
This experiment was installed in the experimental plot of the Faculty of Agrarian Sciences, National University of Asunción Department of Amambay, Paraguay, with the objective of evaluating the yield of four varieties of cassava in three harvest intervals. The experimental design was randomized blocks, with four treatments (Seda, Pomberi, Sa’yju and Tacuara) and five repetitions. The spacing was 0.8 x 0.7...
Genotype×environment interaction and stability analysis of soybean genotypes for yield and yield components across two locations in Nigeria
November 2019
A multilocational evaluation of 20 soybean genotypes was conducted in two distinct locations (Nsukka in Derived Savanna agro-ecology and Jalingo in northern Guinea Savanna) of Nigeria in 2015 and 2016 cropping seasons. The main objective of this study was to assess the genotype-by-environment interaction (G x E) for specific traits such as number of pods, pod weight, seed yield and yield stability. The results revealed...
Evaluation of yield and yield components of some groundnut genotypes under rainfed condition in Mali using biplot analysis
November 2019
Sixteen groundnut genotypes were evaluated under three different environmental conditions of Mali during 2015/2016 rainy season. The environments were Tioribougou, Djijan and Samanko affiliated at International Crops Research Institute for the Semi-Arid Tropics (ICRISAT). The experiments were conducted in a 2×8 alpha lattice with three replications. Within the environment, the main effect of a genotype was...
Biochemical characterization of four less exploited edible fruits in Congo-Brazzaville: Passiflora edulis f. flavicarpa, Aframomum alboviolaceum, Saba comorensis and Clitandra cymulosa
November 2019
The aim of this study was to determine the biochemical characteristics (moisture, crude protein, crude lipids, ash, pH, titrable acidity, minerals and free sugars) of four popular edible fruits (Passiflora edulis f. flavicarpa, Aframomum alboviolaceum, Saba comorensis and Clitandra cymulosa), but less exploited. The pulp and seeds of P. edulis f. flavicarpa and A. alboviolaceum was also investigated in order to identify...
Socioeconomic and ecological consequences of Parthenium weed (Parthenium hysterophorus L.) in Boset Woreda, Ethiopia
November 2019
Parthenium weed (Parthenium hysterophorus L.), an invasive alien species, has been spreading at alarming rate in Ethiopia, causing biodiversity degradation, yield losses in field and horticultural crops, health problems to human beings and livestock. A study on the socioeconomic and ecological impacts of P. hysterophorus was conducted in five Kebeles (lowest administrative division) of Boset Woreda (District), Ethiopia....
Genotype-by-environment interaction and stability analysis of soybean genotypes for yield and yield components across two locations in Nigeria
November 2019
A multilocational evaluation of 20 soybean genotypes was conducted in two distinct locations (Nsukka in Derived Savanna agro-ecology and Jalingo in Northern Guinea Savanna) of Nigeria in 2015 and 2016 cropping seasons. The experiments were laid out in an Alpha lattice design and replicated three times in each location. The main objective of the research was to determine the genotype-by-environment interaction (G x E)...
Gastrointestinal nematodiasis in Ethiopian sheep under community-based breeding program
November 2019
Gastrointestinal nematodes (GIN) are amongst the main health and production problems in sheep throughout the world. Faecal egg count (FEC) and FAffa MAlan CHArt (FAMACHA) score can be used as indictors to select genetically resistant animals against the infections. This study was undertaken to (1) determine intensity of and the factors associated with GIN infections in Ethiopian sheep under communal breeding program,...
Effects of recommended improved crop technologies and socio-economic factors on coffee profitability among smallholder farmers in Embu County, Kenya
November 2019
This study was carried out to determine the combined effects of recommended production technologies and farmer characteristics on coffee profitability at the farm level in Embu County, Kenya, using the profit function approach. Data were collected using semi structured questionnaires from a sample of 376 farmers who were randomly selected from six cooperative societies, using multistage stratified and probability...
Determinant of groundnut (Arachis hypogaea L.) yield improvement in the farmers’ cropping systems in Benin
November 2019
Groundnut is an important crop in the farmers’ cropping systems of Benin and one of the selected crops to be promoted by Benin Government. The aim of the present study is to analyze the traditional groundnut cropping systems in Benin. Farmers’ socio-economic characteristics, cropping practices, farmers’ perceptions of climate change manifestations on groundnut were information collected using an open...
Impact of storage on sugar loss in sorghum stalks
October 2019
Sweet sorghum sugars are feedstock for bio-products. Extending production beyond harvest will maximize profitability, but is limited by loss of fermentable sugars during storage. Cutting stalks into billets increases surface area for processing, but can increase sugar degradation. The effect of storing whole sorghum stalks was investigated. Whole stalks of cultivar M 81-E had the highest losses at 44.2% of fermentable...
Application of magnetically treated water to eggplant seedlings
October 2019
Application of magnetically treated water to seedlings production has shown beneficial results in several crops. The objective of study was to evaluate the effect of magnetically treated water on germination, growth and development of eggplant seedlings. Three experiments were conducted and the water was treated with 1000 G magnetic field during 24 h. In the first experiment, the treatments tested were applications of...
Smallholders’ technical efficiency of teff production in Ethiopia
October 2019
The main objective of this study is to examine the level and determinants of technical efficiency of smallholder Teff producers in Ethiopia using Stochastic Frontier Analysis (SFA), with appropriate production function, trans-log by LR test. Secondary data from Ethiopian socio-economic survey were used for the analysis. The result of Maximum likelihood Estimate (MLE) shows that area, fertilizer and fragmentation of land...
Assessment of seed quality parameters in different seed sources of chickpea (Cicer arietinum (L.)
October 2019
In Ethiopia, chickpea is an important grain legume next to faba bean and common bean. Quality seed production and associated technologies could be mentioned among the major challenges that limit chickpea production and productivity in Ethiopia. This study was conducted to assess the quality of seeds at different generation classes as obtained from various sources that would contribute an estimate of more than half the...
The functional characterisation of soybean (Glycine max L.) rhizospheric bacteria indigenous to Ethiopian soils
October 2019
Ethiopia remains a net importer of soybean partly due to low average yields which may be improved by inoculation with rhizobia and/or plant growth promoting rhizobacteria (PGPR). The functional characterisation of 231 rhizobacteria isolated from the rhizosphere of soybean grown in 102 soils collected from different pedo-climatic regions of Ethiopia was carried out. Isolates were initially characterised by Gram staining...
Genetic diversity studies for morphological traits of hot pepper (Capsicum annuum L.) genotypes in Central Zone of Tigray Region, Northern Ethiopia
October 2019
Hot pepper is the dominant vegetable crop grown in different parts of Ethiopia with long history of cultivation and considerable genetic diversity for most important morphological traits. However, shortage of varieties, the prevalence of fungal and bacterial as well as viral diseases, information is lacking on genetic diversity and genetic information to design genetic resource conservation to improve yield and yield...
Effects of dry bioslurry and chemical fertilizers on tomato growth performance, fruit yield and soil properties under irrigated condition in Southern Ethiopian
October 2019
Poor soil fertility and low level of fertilizer application results in low productivity of irrigated tomatoes (Lycopersicon esculentum Mill.) in Arba Minch Zuria District, Southern Ethiopia. Therefore, this experiment was conducted to evaluate the role of integrated application of dry bioslurry and chemical fertilizers on growth performance and fruit yield of tomato, and on soil properties. A factorial combination of...
Inventory on banana (Musa spp.) as trading commodities in Maluku islands, Indonesia
October 2019
This study was conducted with the aim of providing the latest situation on banana genotypic diversity present in the market places, their cultivations, their market chain and trading facilities in Maluku Province, Indonesia. A survey method was used, in which different markets, farmers and government institutions were visited and interviewed. Seventeen genotypes of three different species and different genome and ploidy...
Influence of plant population density on growth and yield of Rosemary (Rosmarinus officinalis L.) at Wondo Genet South Ethiopia
October 2019
A field experiment was conducted at Wondo Genet Agricultural Research Center in the production season of 2013/2014 and 2014/2015 with the objective of identifying the best combination of intra and inter-row spacing for optimum plant population density of rosemary. The treatments consisted of five intra-row spacing (50, 60, 70, 80, and 90 cm) and three inter-row spacing (60, 80 and 100 cm) with a total treatment...
Effect of flowering slips on the yield of sweet potato (Ipomoea batata (L.) Lam.) tubers
October 2019
Creating a nursery for sweet potato cultivation in tropical and subtropical areas including Okinawa is not necessary because planting is possible throughout the year. In general, sweet potato blooms under natural conditions in tropical and subtropical areas. Sweet potatoes are grown from non-flowering slips, which farmers generally select from a field of a previous cropping. Although the selection and collection of...
Agromorphological evaluation within a collection of local tomato (Solanum lycopersicum L.) populations collected in Burkina Faso and Mali
October 2019
Tomato is a vegetable of great economic importance in Burkina Faso. This study evaluated agromorphological diversity within 40 tomato accessions from Burkina Faso and Mali. Trials were conducted during 2015 growing season and IPGRI descriptors were considered in collecting data on field as well as in laboratory. Results revealed the collection to be interestingly diversified. All studied characters presented several...
Effects of blended fertilizer types and rates on fruit yield and nutrient use efficiencies of hot pepper (Capsicum annuum L.) at Asossa, Western Ethiopia
October 2019
A field experiment was conducted to evaluate the effects of different blended fertilizer types (NPSB and NPSBZn) and their rates on fruit yield, nutrient concentration, nutrient uptake and nutrient use efficiency of hot pepper at Assosa, Western Ethiopia. The experiment was set with eight treatments (recommended NP, three different blended rates for each NPSB and NPSBZn and unfertilized plot) laid out in randomized...
Some maize agronomic practices in Ethiopia: A review of research experiences and lessons from agronomic panel survey in Oromia and Amhara regions
October 2019
There is a huge maize yield gap in Ethiopia. The use of improper maize agronomic practices could contribute to maize yield gaps. Agronomic panel survey (APS) and a baseline survey were carried out by EIAR and CSA, respectively in collaboration with CIMMYT for three years (2015-17) to assess the rates and types of inorganic fertilizers applied; maize varieties used and plant densities maintained by farmers in major maize...
Growth performance and carcass characteristics of cross-bred rabbits fed diets containing palm kernel oil residue
October 2019
This study was conducted to explore the potential of palm kernel oil residue (PKOR), as substitute for wheat bran (WB) on growth performance and carcass characteristics of cross-bred rabbits in Ghana. Forty-eight seven-week old rabbits (1113± 318.20 g) were randomly allotted to 4 dietary treatments in a completely randomized design. The rabbits were given diets in which WB was replaced with PKOR at 0, 25, 50 and...
Trichoderma asperellum (UFT201) functions as a growth promoter for soybean plant
October 2019
This work is aimed at evaluating the efficiency of Trichoderma asperellum, UFT 201 as a growth promoter of soybean plant in the Cerrado biome in Tocantins, Brazil. Two field experiments were performed in two different cities using different concentrations (1, 2, 3 and 4 kg ha-1) (Porto Nacional and Formoso do Araguaia). For inoculation treatments with Trichoderma asperellum UFT 201 (comprising the granulated product),...
Yield gaps, adoption and seed commercial behaviour: Implications for chickpea seed system in Ethiopia
October 2019
The paper presents the yield gaps, adoption of improved varieties and the commercial behaviour in seed of smallholder chickpea producers based on the primary data collected from 612 randomly selected farmers covering 36 kebeles from 18 chickpea-producing districts, in 2017. The results indicate that the estimated average yield gaps were lower by 37.97 and 49.17% for desi chickpea and by 29.62 and 40.97% for kabuli...
Effect of level and time of nitrogen fertilizer application on growth, yield and yield components of maize (Zea mays L.) at Arba Minch, Southern Ethiopia
October 2019
Maize is most important cereal crop used for human diet, livestock fed, and for many industrial applications in many parts of the world. However, the national average productivity is quite below the world average which might be attributed to nutrient deficiency among many problems. A field experiment was conducted during 2016/2017 croppping season to determine the effect of level and time of nitrogen fertilizer...
Influence of Nitrogen and Phosphorus fertilizer Rates on Seed Yield, Yield Components and Quality of Onion (Allium cepa L.) at Kulumsa in Arsi Zone, South East Ethiopia
October 2019
Onion is an important vegetable crop commercially grown both by large and small scale farmers in Ethiopia. Its production is highly dependent on availability of high and good quality seed, which is constrained by a number of problems including declining soil fertility and inappropriate fertilizer application. A study was conducted to investigate the effects of nitrogen (N) and phosphorus (P) fertilizer rates on onion...
Labour cost implication of malaria and perception of cocoa farmers on its preventive measures in Ondo State, Nigeria
October 2019
The study was executed to examine the cost implication of labour used by cocoa farmers during periods of incapacitation caused by malaria and to determine the perception of the farmers on malaria preventive methods. Descriptive statistics were used to classify farmers by days of incapacitation and the cost of labour for cocoa plantation management when farmers were absent from the cocoa plantation because of malaria. A...
Effect of planting time and fungicide application frequency on severity of late blight (Phytophthora infestans), yield and yield components of potato (Solanum tuberosum L.) at Kulumsa, Southeast Ethiopia
October 2019
Phytophthora infestans is the major bottleneck in potato production in Ethiopia. Selection of appropriate planting time is highly location specific and the most important subject in rain-fed potato production. However, research recommendation on optimum planting time and fungicide application frequency for high lands area of Arsi (Kulumsa) is lacking. Thus, field experiment was carried out to evaluate the effect of...
Evaluation of biocontrol agent and wheat straw mulch on yield and yield components of groundnut (Arachis hypogaea L.) genotypes in Central Tigray, Northern Ethiopia
September 2019
Groundnut (Arachis hypogaea L.) is the 13 and 4th most important food and oil seed crops in the world. Groundnut is a source of vitamin E. However, due to low soil fertility, drought stress, fungal diseases and lack of appropriate management, production has been constrained qualitatively and quantitatively in the study area. Trichoderma harzianum and wheat straw mulch could increase the growth performance of groundnut...
Performance of CIP and Dutch potato varieties under Rwanda climate conditions
September 2019
In attempt to develop new potato varieties with the current market lead traits, nine Dutch potato varieties namely Fabula, Panamela, Sagitta, Challenger, Sifra, Rosi, Memphis, Taurus and Derby, and International Potato Center (CIP) varieties Kinigi and Kirundo were evaluated in three Rwandan sites for two growing seasons in a randomized complete block design (RCBD) with tree replications. The data collected consists of...
Inoculation with entomopathogenic fungi reduces seed contamination, improves seed germination and growth of chilli seedlings
September 2019
The use of entomopathogenic fungi is a common practice for integrated pest management. It has recently been observed that they also play a role as growth promoters and plant disease antagonism. In this study, the effect of inoculation with two strains of Beauveria bassiana [(Bals.-Criv.) Vuill. 1912] (strains BB42 and BB09) and two strains of Metarhizium anisopliae [(Metschn.) Sorokīn 1883] (strains MA25 and MA28) on...
Evaluation of the systemic action of neem (Azadirachta indica A. juss) seed products against the desert locust immature Schistocerca gregaria (Forskal) (Orthoptera: Acrididae)
September 2019
The current study was done to investigate the potential of the systemic growth regulatory effects of various neem seeds products against immature stages of desert locust infesting potted millet plants in Sudan. The tests also covered the stability of the systemic action of neem seed powder (NSP) under conditions of water stress. Some (33-80%) of the exposed nymphs developed to the third stage without further moulting....
Use of temporary immersion bioreactors on in vitro culture of cactus pear
September 2019
This work was conducted with the objective of evaluating the performance of cactus pear cultivars on in vitro culture using bioreactors and the conventional method. The treatments were arranged in a 3 × 2 factorial scheme with a completely randomized design, and the three cactus pear cultivars (Orelha de elefante mexicana, Miúda and IPA-Sertânia) were combined with two micropropagation methods...
Wheat response to water stress condition at different growth stages in Amibara, Ethiopia
September 2019
To evaluate the effect of water stress at different crop growth stages on yield, yield components and water use efficiency, a field experiment was carried out in 2015/2016, 2016/2017 and 2017/2018 for bread wheat (Gambo variety) at Werer Agricultural Research Center. The experiment was laid out in Randomized Complete Block Design (RCBD) with three replications having 15 experimental treatments. Combination of water...
Soil chemical indicators and nutrient cycling variations across sequential years of rice cultivation: A case study of floodplain conditions of the Amazon, Brazil
September 2019
To meet the rising food demand for next generations, soils are needed to stand biological yield and promote animal, plant and human welfare. In this logic, the aim of the study was to determine the effects of different soil uses; (a) successive irrigated rice planting and (b) different soil management practices onto soil chemical properties and nutrient cycling. The study was carried out in areas with dissimilar years...
Local knowledge of pumpkin production, performance and utilization systems for value addition avenues from selected agro-ecological zones of Uganda
September 2019
Pumpkin is one of the underutilized fruit vegetables in Uganda despite the fact that it has wide spectrum of both nutritional and medicinal values. A survey was carried out to document local knowledge of pumpkin production; performance and utilization systems to aid the selection of pumpkin varieties to be used for particular value addition avenues. It was observed that twelve varieties of pumpkin are commonly grown and...
Assessing fish production, demand and supply in the selected districts of North Shewa Zone, Ethiopia
September 2019
This study was aimed to assess fish production, supply and demand in selected districts of North Shewa Zone, Amhara Regional State, Ethiopia to generate base-line data that would help in the proper and sustainable utilization of fishery and water resources. Structured and semi structured questionnaires were employed as a means of data collection tools. Respondents from five districts that is, Merhabete, Menz Mama, Menz...
Botanical control of cultivated plants of Lippia chevalieri Moldenke (Verbenaceae)
September 2019
In Mali, the Malarial-5 which is an improved traditional medicine (ITM) made partly with the leaves of Lippia chevalieri is used to treat symptoms of uncomplicated malaria. One of the issues related to the production of this ITM is the quality of the raw material. The present work aimed to control the quality of the leaves from cultivated plants of L. chevalieri. This study was carried out from 2015 to 2016 in Mali. The...
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