Performance of the Brachiaria hybrid ‘Mulatto II’ under different doses and forms of limestone application in the Amazon
October 2017
Acid soils have been responsible for the poor performance of most plant species, and liming is an efficient way of correcting the pH of such soils. The aim of this study was to assess the performance and establishment of the Brachiaria hybrid ‘Mulatto II’ under different doses and forms of limestone application. The experimental design was of five doses of limestone (0, 0.5, 1, 2, and 4 t ha-1) and two forms...
Rice false smut and its management in major rice growing areas in Ashanti region of Ghana
October 2017
Ustilaginoidea virens, the pathogen that causes rice false smut (RFS) disease induces infertility in infected spikelets, reduces grain weight and caused up to 75% yield loss. Surveys on RFS disease were conducted from September to December, 2015 in 60 rice farms within three districts: Ejisu-Juaben, Ejura-Sekyedumase and Asante Akim-North, in the Ashanti region of Ghana. Incidence and severity, as well as farmers’...
The latest research progress of forest economics and analysis: Based on the review and analysis of studies in the two international authoritative journals
October 2017
As a cross discipline, the study scope of the forest economics has expanded continuously. Based on the review and analysis of the study in the two international authoritative journals, “Journal of Forest Economics” and “Forest Policy and Economics” from 2010 to 2014, this paper discussed the latest research progress of forest economics and the main contents of the study in order to provide a...
Nitrogen, phosphorus, and potassium fertilizer effects on cassava tuber yield in the coastal district of Dondo, Mozambique
October 2017
Meeting an increasing demand for cassava (Manihot esculenta Crantz) by industrial and commercial food sectors requires basic agronomic information on fertilizer requirements and appropriate fertilizer recommendations for high tuber yield and quality. A no-till study involving twenty fertilizer treatments consisting of different combinations of nitrogen (N), phosphorus (P), and potassium (K) fertilizer rates was...
Potential of plant ethanolic extracts on Meloidogyne incognita control in tomato
October 2017
Nematodes are obligatory parasites that compromise agricultural production worldwide. The use of alternative methods to replace the chemical pesticides in the control of this pest is increasingly growing, due to its pollution to the environment. In order to evaluate the biocidal effect of plant extracts, combinations of extracts of Neem (Azadirachta indica), croton (Croton campestris) and manioc (Manihot esculenta) were...
Agronomic performance of wheat as a function of different spacing and sowing densities in two agricultural years
October 2017
Optimization of the use of agricultural inputs and the efficient management of the wheat crop can increase the yield potential per unit area. Thus, the objective of this study was to evaluate the agronomic performance of a wheat cultivar in function of different spacing and sowing densities in two agricultural years. The experiment was performed during the 2010 and 2011 agricultural years. The experimental design...
Characterization of sweet potato accessions in Malawi using morphological markers and farmers’ indigenous knowledge system (IKS)
October 2017
Characterization of landraces is central to any conservation measures devised for sweet potato in Malawi. Studies were therefore conducted using seven morphological descriptors and farmers’ indigenous knowledge systems (IKS) to investigate the phenotypical diversity of 286 landraces and 35 introductions of sweet potato from the north, south east and lower Shire. The accessions were planted in a check plot design...
Livestock herders’ perception on the causes and effects of Senna obtusifolia L. invasion in rangelands of Northern Ethiopia
October 2017
Livestock herders’ perception on the invasion and effects of Senna obtusifolia L. were gotten from two locations (Kafta Humera and Tsegede) in Northern Ethiopia. From each location, three peasant associations were selected using key formants and group discussion. The invasion level of S. obtusifolia L. was higher near settlements and road side of continuously grazed lands of the study area. S. obtusifolia L....
Slaughter performance and meat quality of intact and castrated Washera sheep kept under feedlot condition
October 2017
A study was conducted to evaluate the feedlot performance in carcass traits and meat quality of intact and castrated Washera sheep under low (300 g/day) and high (450 g/day) dry matter (DM) levels of concentrate mix supplementation. The concentrate mix contained 68% wheat bran and 32% noug seed cake. 24 sheep (12 intact and 12 castrated) with age range of 9 to 10 months and initial weight of 24.1±1.8 kg (mean...
Multi-locational evaluation of cooking banana cultivars ‘NARITA 4’ hybrid and ‘Mpologoma’ in Rwanda
October 2017
This study assessed the growth and yield of two introduced cooking banana cultivars ‘Mpologoma’ and ‘NARITA 4’ relative to seven local highland cooking cultivars, across three sites in Rwanda, namely Karongi (1496 m a.s.l.), Gatore (1523 m a.s.l.) and Rwinzuki (1671 m a.s.l.). Data were obtained during two cropping cycles (plant crop cycle and the 1st ratoon). Data on pseudostem girth (cm) at 100...
The influence of organic manure formulated from goat manure on growth and yield of tomato (Lycopersicum esculentum)
October 2017
The influence of organic hydroponic nutrient solution on tomato growth and yield was studied using a randomized complete block design (RCBD) with three treatments (organic nutrient solution, conventional hydroponic fertiliser (as positive control) and plain tap water (as negative control)) replicated three times. Determinate tomato seeds were germinated and transplanted into the 3 treatments. Twenty days after...
Promoting micro, small and medium enterprises in beekeeping in Zambia’s Central Province: Making a case for the adoption of business incubation strategy
October 2017
Beekeeping has been a thriving enterprise among farmers in selected parts of Zambia. However, despite its enormous potential for transforming rural communities and through income generation, the beekeeping sector has experienced stunted growth for many years (or has not experienced meaningful growth for many years). Therefore, this study investigates the nature of beekeeping in selected parts of Zambia’s Central...
Induction of antioxidant system in niger (Guizotia abyssinica Cass.) under drought stress
October 2017
Drought stress is a highly pervasive and economically damaging abiotic stress that affects plant yield and productivity worldwide. Physiologically, drought stress in plants is associated with oxidative stress leading to tissue damage. Drought stress imposed over 72 h in 10 days old seedlings of Guizotia abyssinica Cass, niger (cv; RCR-18) under greenhouse conditions resulted in elevated levels of oxidative stress...
Characterization of the levels of cassava commercialization among smallholder farmers in Kenya: A multinomial regression approach
October 2017
Cassava commercialization is a concept that has been used by many development practitioners because of its possible strategic role in transforming livelihoods of smallholder farmers in sub-Saharan Africa, including Siaya and Kilifi Counties in Kenya. This concept can easily be implemented when the levels of commercialization is known. However, empirical evidence reveals little information on the levels of cassava...
Spatial distribution of adults and nymphs of stink bug, Edessa meditabunda (Fabricius, 1974) (Hemiptera: Pentatomidae) on soybean Bt and non-Bt
October 2017
Knowledge of the dispersion of adults and nymphs of Edessa meditabunda in soybean model is needed to determine the control actions and thus enable proper use of strategies to avoid losses in production. This research aimed to conduct probabilistic analysis of the spatial distribution patterns of adults and nymphs of E. meditabunda in two regions in soybean Bt and non-Bt. For the evaluations, the method of cloth-to- beat...
Effect of lime and phosphorus fertilizer on acid soil properties and barley grain yield at Bedi in Western Ethiopia
October 2017
Soil acidity associated with soil fertility problems are the main constraints hindering barley production in most highlands of Ethiopia. Field experiment was conducted to evaluate effects of lime and phosphorus (P) fertilizer application to acid soils on grain yield of barley and soil chemical properties during 2009 to 2013 cropping seasons at Bedi in Western Ethiopia. The experiment was laid out in randomized complete...
Evaluation of ‘Tifton 85’ during hay production using different nitrogen fertilization rates and dehydration methods
October 2017
The objective of this study was to evaluate Cynodon species ‘Tifton 85’ at different hay production phases (harvest, baling, and storage) and different (N) rates. Dehydration of the first crop was carried out in the field, while the second crop was in the shed. Dry matter and protein content increased linearly with the N rates. Dehydration in the shed was not effective for hay production, since dry matter...
Production systems of village chickens in the Abu-Dhabi Emirate, UAE
October 2017
The study was undertaken to establish the village chicken (VC) production systems and to generate information on VC utilization, management practices, opportunities and challenges, using a survey. Only 20% of VC owners were females. The VC are raised mainly (80%) as dual purpose, eggs and meat. The average flock size is 457 layer hens, with 7:1 hens to cocks. Chickens houses were semi-closed cages (47%) partly shaded...
Comparison of five different methods in estimating reference evapotranspiration in Cape Coast, Ghana
October 2017
A number of methods have been developed to estimate reference crop evapotranspiration (ETo), but most of the reliable methods are complex and parameter rich models and therefore difficult to apply in data scarce regions. This study was conducted to determine suitable simple ETo methods in Cape Coast by comparing estimated ETo values of three indirect-measurement methods: Hamon, Hargreaves, Blaney Criddle; and two...
Yields and forage nutritive quality of high-yielding dual purpose cowpea (Vigna unguiculata L. Walp.) varieties in the Sahelian low-input cropping system
October 2017
Cowpea is a major food legume crop in the Sahel with tolerance to drought and to the nutrients-leached acid sandy soils of this region. However, the existing cowpea varieties grown by farmers are low yielding and pest sensitive which make them unsuitable to satisfy farmer’s needs. The objective of this study was to identify high-yielding cowpea varieties which are well adapted to the Sahelian ecosystem. Eight...
Organizational and institutional environment in wheat production chain in Mozambique
October 2017
Wheat’s production chain is one of the sectors that have received a lot of attention not only by the Mozambican government, but also by its national and international partners alike. This is due to the interest of the government and its partners to raise production levels and as such, lower the need of importing these goods in the coming years. Due to efforts from Mozambican government to elevate production levels...
Enhancing surface liming rate on a no-till cropping system in an oxisol of Southern Brazilian
September 2017
The aim of the experiment is to evaluate the physical and chemical effects caused on the properties of red latosol containing high levels of organic matter in the aftermath of 40 months after surface liming and the effects on yield components of no-till maize. The experiment was conducted in an area of 1000 m2 split into 40 plots of 25 m2, and the experimental design adopted was randomized complete blocks with...
Relative chlorophyll index on doses of nitrogen fertilization for cherry tomato culture
September 2017
Tomato culture is very nitrogen demanding and periodical evaluation of the nutritional state of tomato plants can help in handling nitrogen fertilization. Determining the relative content of chlorophyll using a chlorophyll meter or soil plant analysis development (SPAD) has come up as an alternative method among the common methods. The aim of this study was to determine the relative chlorophyll index in the leaf blade...
Physical properties of soil and productivity of maize intercropped with different cover plants
September 2017
The system of intercropping maize with other plant species has been a common practice for several years, but its use has been increasingly mainly to improve the quality of soil physical properties of no-tillage system. The objective of this study was to investigate the effect of intercropping using different cover plants on the physical properties of soil and the productivity of maize. Field experiments were conducted...
Growth, yield and fruit quality of ‘Chimarrita’ peach trees grafted on different rootstocks
September 2017
Rootstocks influence the performance and characteristics of fruit trees. However, there is still insufficient information on the relation of rootstocks in mainly cultivars of peach trees grown in Brazil. Therefore, this study aims at evaluating the performance of eight rootstocks: Aldrighi, Capdeboscq, Flordaguard, Nemaguard, Okinawa, Umezeiro, Tsukuba and Seleção Viamão grafted by...
Substrates and indolebutyric acid (IBA) concentrations in air-layering rooting of Tamarind tree
September 2017
Considering that tamarind (Tamarindus indica L.), an exotic fruit in Brazil, is appreciated in natura consumption and has been highlighted by its nutritional and pharmaceutical characteristics, its application in medicines available in the market due its long period of freshness has become an obstacle to the commercial cultivation of this fruit; therefore, the method of propagation by air-layering can solve this...
Vibration levels emitted by agricultural tractors
September 2017
The objective of this study was to evaluate the vibration levels emitted by agricultural tractors with different capacities, comparing the results with the current norms in Brazil. The test was carried out with four tractors of different strengths - Massey Ferguson MF 4292 (engine power of 110 hp at 2,200 rpm, manufactured in 2011, and at the moment of the beginning of the tests has worked for 2,560 h), MF 4275 (engine...
Detection and identification of bacterial soft rot of potato Pectobacterium carotovorum subsp. carotovorum using specific PCR primers in Jordan
September 2017
Potato soft rot is one of the major destructive diseases affecting potato plants throughout the world. In a survey of different potato growing seasons in different regions of Jordan, samples of rotten potato tubers were collected and 131 isolates identified biochemically as Pectobacterium carotovorum subsp. carotovorum (Pcc). The PCR primer pair (EXPCCR/EXPCCF) was used to detect these Jordanian isolates. The primer set...
Phosphorus, copper and zinc leached in lysimeters with red-yellow latosol subjected to different rates of reused swine water and irrigation water
September 2017
This study evaluates some micro- elements, phosphorus, copper and zinc leached in lysimeters with red-yellow Latosol under different rates of reused water and irrigation water. This was done for a period of 40 days (August to October 2014) at the initial cycle of cauliflower cultivar ‘Verona CMS’, in Sinop/Mato Grosso. Reused swine water (0, 50 and 150 m3 ha-1) was applied in one portion before...
Oil palm Fusarium wilt distribution and incidence in Southern Region of Ivory Coast
September 2017
Fusarium wilt of oil palm is caused by Fusarium oxysporum f. sp. elaeidis (Foe) and is particularly prevalent in Africa. This work shows prospect in the industrial and village oil palm plantations in the Southern region of Ivory Coast, used to assess the incidence and distribution of this disease. The method used entailed taking an inventory of all the plants in a given plot, noting the presence or absence of symptoms...
Effect of deprivation of selected single nutrients on biometric parameters of cedar seedlings (Acrocarpus fraxinifolius) grown in nutritive solution
September 2017
The purpose of this work was to assess biometric parameters of cedar seedlings (Acrocarpus fraxinifolius) associated with visual symptomatology of macronutrients deficiency, growth rate, and content and accumulation of nutrients in aerial parts of seedlings grown in nutritive solution. The trial was established in completely randomized design with seven treatments, four replications, and one plant per pot. Treatments...
Influence of Diatraea saccharalis (Lepidoptera: Crambidae) infestation on sweet sorghum productivity and juice quality
September 2017
Ethanol production from sweet sorghum depends on the quality of the biomass and sugars in the juice extracted from the plant. However, quality may be compromised by Diatraea saccharalis (Fabricius) (Lepidoptera: Crambidae) or sugarcane borer infestation. This study evaluated the effects of infestation by the pest on sweet sorghum juice productivity and quality. Sorghum variety BRS506 was planted in an experimental area...
Challenges to the efficacy of forestry and wildlife policies in Ghana for environmental protection: A review
September 2017
Despite the promulgation of various forest and wildlife policies aimed at ensuring the sustainability and conservation of the environment since 1874, Ghana continues to trail in issues regarding environmental control, especially in mitigating the upfront menace of deforestation and pollution of the environment. The desk review study, driven by qualitative research approach with document analysis, was undertaken to...
Populational dynamics of fruit flies (Diptera: Tephritidae) in guava orchards in the Northwest region of EspÃrito Santo, Brazil
September 2017
The diversity of fruit flies (Diptera: Tephritidae) in commercial guava orchards in the Northwest region of Espírito Santo, Brazil was recorded. Also, their population dynamics, correlation with climatic factors and their parasitoids were recorded. This study was carried out in three commercial guava orchards of the cultivar Paluma, located in the municipality of São Roque do Canaã, Central region...
BRS Gabriela (Ricinus communis L.) castor bean seedlings in function of substrate and container volume
September 2017
Castor bean (Ricinus communis L.) is an oleaginous of high economic value because its oil has numerous applications in the industry, such as in the manufacture of enamels and paints. Presently, its production is aimed at being used as a biodiesel. The main obstacle to a high production is the survival of the young plants in field in a no-tillage system. An alternative would be the production of seedlings. The objective...
Effect of organic mulches and land preparation methods on soil moisture and sesame productivity
September 2017
Sesame (Sesamum indicum L.) is one of the exportable commodities in Ethiopia, though its productivity is threatened by moisture stress. This research aims to study effect of organic mulches and land preparation methods on sesame productivity and in-situ moisture conservation. The experiment was carried out in Humera, Western Tigray during 2015/16 growing season. The experimental design was factorial randomized complete...
Application of multivariate probit on determinants of sesame farmers market outlet choices in Gimbi District, Ethiopia
September 2017
Sesame (Sesamum indicum L.) is an important crop produced in Ethiopia for oilseed production and it was ranked first in total production from oil crops in 2013. The study is based on a survey of 166 farmers covering six kebeles in Gimbi district, Ethiopia with the objectives of identifying factors affecting choice of market outlet of sesame producers in the study area. Data were collected from both primary and secondary...
Comparative assessment of proximate content and organoleptic quality of African catfish (Clarias gariepinus) processed by smoking and solar drying methods
September 2017
This experiment was conducted to investigate the effect of two processing methods (smoking and solar drying) on the proximate content, organoleptic characteristics and nutritional qualities of Clarias gariepinus. The moisture content of the smoked fish sample was lower (8.10%) than that of the sun dried sample (25.00%). The crude protein, carbohydrate, fat, ash, crude fibre and nitrogen free extract of the smoked fish...
Effects of grass (Hyperenia spp.) mulching rate on development and yield of okra (Abelmoschus esculentus) under drip irrigation
September 2017
Mulching minimizes water evaporation from cropped surfaces and increases efficiency of water utilization by the crops. A study was conducted between January to March and August to November 2015 in Zimbabwe, to establish the effect of different densities of thatch grass (Hyperrhenia filipendula) mulch on growth and yield of okra (Abelmoschus esculentus) under drip irrigation. The experiment was laid in a Randomized...
Screening of guar accessions [Cyamopsis tetragonoloba (L.) Taub.] for higher yield potential under irrigated conditions
September 2017
Twelve quantitative traits such as germination percentage, days to 50% flowering, plant height, branches plant-1, clusters plant-1, pod length, days to maturity, 1000-seed weight and grain yield plot-1 were studied to determinate ample variation and association between 100 Guar [Cyamopsis tetragonoloba (L.) Taub.] genotypes to screen out the best performing lines. Variance study of quantitative traits in various...
Stability analysis for yield and yield contributing characters in hybrid maize (Zea mays L.)
September 2017
Twenty one hybrids along with two check varieties of maize were assessed for genotype environment interaction (GEI) and stability for selection of the best hybrid maize in three different Agro-Ecological Zones (AEZ) of Bangladesh during rabi season 2014/2015. The experiment was laid out in Randomized Complete Block Design with 3 replications. The additive main effects and multiplicative interaction (AMMI) model was used...
Genotype by environment interaction and yield stability of early maturing maize single cross hybrids at three locations in Southern Ghana
September 2017
A grain yield trial was conducted in three locations in Southern Ghana. The objective of the trial was to determine the effects of genotype by environment interaction on 90 early maturing hybrid maize. The trial was conducted in Fumesua, Ejura and Kpeve; representing the forest, forest-Savanna transition and coastal-Savanna transition zones respectively. The analysis of variance for grain yield demonstrated that...
Effects of cattle manure over the content, extraction and exportation of nutrients in snap bean
September 2017
The use of organic fertilizers is essential for the sustainable production of vegetables. In this context, the aim of this study was to evaluate the effect of different doses of cattle manure on plant nutrition, yield, extraction and exportation of nutrients in the snap bean cultivar “macarrão trepador”. The experiment was held in EPAMIG-southeast, in Oratório-MG. The randomized block design...
Husbandry practices and phenotypic characteristics of indigenous goat populations in Ethiopia
September 2017
The present study was conducted with the objective to characterize the husbandry practices and phenotypic characteristics of mature Bati, Borana and Short-eared Somali goats kept under traditional management systems so that the information generated can be used in designing breeding programs. The study was covered five districts in four administrative zones of Ethiopia representing Bati (in Oromia Zone) and Kalu (in...
Phosphorus fixation and its relationship with physicochemical properties of soils on the Eastern flank of Mount Cameroon
September 2017
The Eastern flank of Mount Cameroon is made up of human settlement and agricultural activities. Determination of phosphorus (P) fixation characteristics of soils around this region is important for a clean environment and economic fertilizer application. The objectives of this study were to evaluate P-fixation characteristics of soils within the region and identify factors contributing to P-fixation. Composite surface...
Genetic diversity of rice from Iran region assessed by simple sequence repeat (SSR) markers
September 2017
Simple sequence repeat (SSR) markers (36 microsatellite pairs) were used to assess genetic diversity among sixteen rice (Oriza sativa L.) cultivars from Iran, four from Uzbekistan, and one from Afghanistan, and to compare this diversity with that of three control cultivars including Nipponbare, Jasmine 85 and Basmati 370. Among the 36 microsatellite pairs, 31 produced polymorphisms ranging from 1 to 7 alleles (average =...
Differential reaction of cowpea genotypes to brown blotch disease (Colletotrichum capsici) in Burkina Faso
September 2017
Thirty six Colletotrichum capsici (L.) single spore isolates associated with brown blotch disease in cowpea were collected from three agro-ecological zones of Burkina Faso from October to November 2014. To identify the most virulent strains, cowpea genotypes KVx61-1, KVx396-4-5-2-D and Moussa Local was inoculated with each isolate. The results showed that isolates 096-SA-2, 071-FA-6 and 079-PM-2 were the most virulent,...
Coffee production through wet process: Ripeness and quality
September 2017
Coffee has the characteristic of ripening unevenly. Production through wet process favors ripe berries. The fraction of green and green-cane fruit on the coffee tree is normally treated as an inferior quality product. The objective of this work was to evaluate the physical and sensorial aspects of the quality of green-cane and cherry coffee produced through wet process. Batches of coffee were separated according to...
Effect of cutting time on agronomic and nutritional characteristics of nine commercial cultivars of Brachiaria grass compared with Napier grass during establishment under semi-arid conditions in Rwanda
August 2017
A study was conducted to identify the most productive cultivars and their cutting management to optimize nutrient productivity in semi-arid areas of Rwanda. Four cultivars of Brachiaria brizantha (Piatá, MG4, Marandú and Xaraes), two cultivars of Brachiaria humidicola (Llanero and Humidicola), two cultivars of Brachiaria hybrid (Mulato and Mulato II) and one cultivar of Brachiaria decumbens (Basilisk) were...
Farmers’ perception of agromorphological traits and uses of cocoyam (Xanthosoma sagittifolium (L.) Schott) grown in Ethiopia
August 2017
Cocoyam (Xanthosoma sagittifolium (L.) Schott) is one of the tuberous root crops in the Araceae family that has been grown in Ethiopia. It has spread widely and has become an important part of the agriculture and food systems of indigenous communities in southern and southwestern Ethiopia. However, less research attention has been given to cocoyam. It is a neglected/underutilized or ignored crop. A survey was...
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