Performance of rice varieties in relation to nitrogen levels under irrigated condition
March 2015
The field experiment was conducted at the research farm College of Agriculture, JNKVV, Rewa M.P. during kharif season 2011 to study the performance of rice varieties and relation to nitrogen level under irrigated conditions. Twenty one treatment combinations, comprising three nitrogen levels (40, 80 and 120 kg ha-1) allotted to the main plots and seven varieties (IET 21288, Jaldidhan, Varalu, IET 21296, IET 21278,...
Studies on some non-genetic factors affecting reproductive performance of Holstein Friesian × Deoni crossbred cows
March 2015
The present study was undertaken to evaluate the effect of non-genetic factors on reproductive performance of Holstein Friesian × Deoni crossbred cows. Data representing 256 HF × Deoni crossbred cows from cattle crossbreeding project with 1485 total records of lactation over a 30 years period were analyzed to determine the effects of period of calving, season of calving, age at first calving and parity on...
Chemical properties of a soil cultivated with color cotton irrigated with wastewater in the brazilian semi-arid
March 2015
Research found the effect of treated wastewater on chemical properties of the soil cultivated with cotton. The soil fertility was studied by using a randomized blocks experimental design in factorial scheme (4 x 2) with three replications, whose factors were four treated wastewater depths (278, 416, 554 and 692 mm) and two soil sampling times (before and after cultivation of colored cotton, with a rainfall of 89 mm...
Review of the pest status, economic impact and management of fruit-infesting flies (Diptera: Tephritidae) in Africa
March 2015
Fruit flies are a major threat to the horticulture industry in Africa owing to their damage incidence and economic losses to fruit and vegetable crops, and their quarantine implications. Numerous studies with different research interests have been conducted on fruit flies throughout the African continent. Despite these studies, there is little knowledge among stakeholders about fruit fly pests in terms of the...
Associations of traits with yield in Dekoko (Pisum sativum var. abyssinicum) accessions in the highlands of southern Tigray, Ethiopia
March 2015
Dekoko (Pisum sativum var. abyssinicum) is a unique crop developed and cultivated in Ethiopia. The objectives of the study were; understanding the genetic variability present in Dekoko population, determining the correlation between grain yield, protein content and other traits and understanding traits that can be used for indirect selection for high grain yield and high protein content. Local collections of Dekoko were...
Evaluation of soybean [Glycine max (L.)Merr.] genotypes for agronomic and quality traits in Kenya
March 2015
The interaction between genotypes and environments results in significant differences in the performance of genotypes when tested in various environments. Fifteen soybean [Glycine max (L.) Merr.] genotypes were evaluated for yield and protein content in Kenya aiming to quantifying and identifying high yielding genotypes for human food and livestock feed. The study was conducted in Eldoret (0° 35¢N,...
Prediction of somatic growth of tropical fish using a simple mathematical formula
March 2015
Age determination or growth rate of fishes is a critical component of a proper fishery management. Current methods of fish age determination or growth rate have several drawbacks, including, large numbers of fish needed over time for analyses, subjective interpretations during age determination or the use of expensive instrument for analysis. In this report, a simple theoretically derived mathematical formula is...
Post-harvest effects on beverage quality and physiological performance of coffee beans
March 2015
During coffee drying, different temperatures applied to the beans with varied humidity content levels can interfere in the membranes integrity, germination, organic acid and carbohydrate content resulting in coffees with distinct flavors. The quality control of the beans will be much more effective the earlier the alterations provoked in the postharvest are detected. This work has an objective to study alternative...
Integrated evaluation of soil fertility based on grey correlation analysis at regional scales
March 2015
This paper reports on studies of soil samples from the region of Xiaoliang water conservation station, in China, and its naturally restored forest. 32 indices based on the physical, chemical, microbiological and enzyme properties of the soil are studied, from 9 different vegetation patterns at 45 observation points. Grey correlation analysis and integrated evaluation is used for the analysis of soil fertility. From...
Phytotoxicity of Solanum aculeatissimum Jacq. leaves extract
March 2015
The objective of this study was to evaluate the phytotoxicity of Solanum aculeatissimum Jacq. leaves ethanolic extract in seeds germination, development and fixation of Lactuca sativa seedlings. The same study also aimed to assess the mitotic index of lettuce roots meristematic cells, quantification of phenols and total flavonoids and triage by mean of phytochemical testing of the main secondary metabolites classes....
Impact and simulation of soil organic carbon on soil water infiltration process
March 2015
Based on the data of soil organic carbon content and soil water infiltration rates on four kinds of forest land, features of the organic carbon content distribution and the infiltration process of water in the soil were analyzed. It is found that, from large to small, the sorting of the four kinds of forest land on average soil organic carbon content are respectively: broad leaved mixed forest, mixed coniferous and...
Process capacity index in drip irrigation with cassava wastewater processing
March 2015
The study aimed to evaluate the performance of drip irrigation systems with clean water application and cassava wastewater processing, by determining the distribution uniformity coefficient (CUD) and the process capability index (Cpl). The research was carried out in an agroindustrial area from western Paraná State, Brazil, where two irrigation systems were set and operated in different periods. After the essays...
Educational and communication strategies used by extension workers in Onitsha Agricultural Zone of Anambra State, Nigeria
March 2015
The study examined the education and communication strategies used by extension workers in Onitsha Agricultural zone of Anambra State, Nigeria. A total of forty extension workers, comprising of thirty-five extension agents and five subject matter specialists were used. Structured questionnaires were used in collecting relevant information. Data were analyzed using frequency, percentage, mean and a Likert-type scale. The...
Difference in germination rate of Baobab (Adansonia digitata L.) provenances contrasting in their seed morphometrics when pretreated with concentrated sulfuric acid
March 2015
Baobab (Adansonia digitata L.) is considered an under-utilized species even though it is an economically useful tree often used daily in the diet of rural communities in West Africa. Baobab seeds do not germinate immediately after they are released from ripe fruits due to dormancy imposed by hard seed coats. A study was carried out to assess (1) best soaking duration for seed pretreatment in concentrated sulfuric acid...
Agronomic performance of lettuce produced in trays with different cell number and field spacings
March 2015
The cultivation of lettuce is notable in the field of olericulture due to its worldwide economic and food importance. This study aimed to evaluate the agronomic performance of mimosa lettuce cv. Lavínia produced in a polystyrene tray system with different cell number and field spacings. Seedlings were produced in trays of 128, 200 and 288 cells and cultivated in a protected environment. Twenty-five days...
Morphometric analysis of Sonar sub-basin using SRTM data and geographical information system (GIS)
March 2015
The study focused mainly on the geometry, more emphasis on the morphometric characteristics of the drainage basin. An attempt has been made to study drainage morphometry and its influence on hydrology of Sonar Sub-basin, M.P. India. For detailed study we used Shuttle Radar Topographic Mission (SRTM) data for preparing Digital Elevation Model (DEM), and slope maps, Geographical Information System (GIS) was used in...
Influence of soil moisture levels and packaging on postharvest qualities of tomato (Solanum lycopersicum)
March 2015
Preharvest factors influence postharvest quality of tomatoes. Whereas water stress improves fruit total soluble solids; and polyethylene is used for packaging of fresh horticultural produce, little is known about their combined effects on quality and shelf life of tomatoes. The objective of this study was to investigate the independent and interactive effects of deficit irrigation and packaging on postharvest quality...
Comparing stakeholder views for mutual acceptable food value chain upgrading strategies in Tanzania
March 2015
The number of rural poor has been reported to rise in Sub-Saharan Africa (SSA) while per capita food consumption in the region is on the decline and food insecurity has been much embedded. Thus, knowing upgrading strategies (UPS) to be used in making a living and would have great chance of benefiting majority hence provide solutions to poverty, food insecurity and malnutrition. This paper assesses and compares the views...
Characterization of bacterial strains and their impact on plant growth promotion and yield of wheat and microbial populations of soil
March 2015
The aim of this research work is to evaluate the potentiality of bacterial strains isolated from rhizosphere of various cropping systems on growth, yield and soil microbial populations at harvest of wheat under pot and field experiments. Bacterial isolates, isolated from rhizosphere of various cropping systems. Morphological, biochemical and molecular characterization of bacterial strains were done. All the bacterial...
Enhancing the growth and yield of pigeon pea through growth promoters and organic mulching- A review
March 2015
Pigeon pea, a widely spaced row crop having initial slow growth is sensitive to weed competition during early stages of its growth period. A large proportion of uncovered land during early stages is taken over by rank weed growth, which may cause drastic reduction in growth and yield of pigeon pea. Pigeon pea with additional canopy may suppress weeds, due to shade. To accomplish the same, foliar application of micro...
Evaluation of a different fertilisation in technology of corn for silage, sugar beet and meadow grasses production and their impact on the environment in Poland
March 2015
The most significant and irreversible is the overexploitation of the environment, which is constantly exposed to various forms of pollution. Soil pollution is the result of excessive use of fertilizer in a limited area for growing. Total of 30 technologies were analysed, specifying the pollution degree from fertilizers and natural manure. Technologies concerned three crops: corn for silage, sugar beet and meadow...
Effects of some insecticidal chemicals under laboratory condition on honeybees [Apis mellifera L. (Hymenoptera: Apidae)] that forage on onion flowers
March 2015
In Ethiopia, Apis mellifera L. are the most important honeybees to produce diverse bee products. In addition, bees also improve crop yields through their active and efficient pollination. However, they have been killed due to the misuse of various insecticides. For this reason this study was proposed to determine in the laboratory the level of toxicity of some insecticides used widely on honeybees foraging on onion...
Modeling site-specific fertilizer recommendations for maize production in the Sudan savannah agro-ecology of Ghana
March 2015
Maize (Zea mays L.) production in the Sudan savannah agro-ecological zone of Ghana is hindered by erratic rainfall and low soil fertility. This study was conducted to refine profitable fertilizer recommendations for maize production on a selected benchmark soil in Sudan savannah agro-ecological zone using Decision Support System for Agro-technology transfer (DSSAT). Maize variety Obaatanpa was used for the experiment...
Stay-green effects on adaptability and stability in wheat
March 2015
The delayed leaf senescence (stay-green) has been frequently attributed to significant yield gains in different crops, especially under stress conditions. The goal of the study was to elucidate if the delayed leaf senescence of the wheat plant through the expression of the stay-green character brings effective contributions to adaptability and stability parameters for yield and weight of a thousand grains, aiming for...
Identification and control of fungi causing fruits rot in pipiana pumpkin (Cucurbita argyrosperma Huber)
March 2015
Severe rot symptoms were observed in samples collected during 2012 in a small farm in Cocula, Guerrero, Mexico. One oomycete and two deuteromycetes fungus were isolated from collected symptomatic fruits. In order to carry out the molecular analysis by the amplification of the internal transcribed spacer region (ITS) two representative isolates of each fungus were chosen. The pathogenicity of each isolate was verified...
Soil DNA isolation to use in polymerase chain reaction (PCR) amplification
March 2015
The polymerase chain reaction (PCR) is a relatively simple technique that amplifies a DNA template to produce specific DNA fragments in vitro. Basic PCR is commonplace in many molecular biology labs where it is used to amplify DNA fragments and detect DNA or RNA sequences within a cell or environment. The method is rapid, cost efficient, and when combined with suitable internal controls can be applied to the...
Postharvest conservation of cherry tomato with edible coating
March 2015
This study aimed at evaluating quality maintenance in cherry tomatoes covered with edible films of yam starch and glycerol. Cherry tomatoes were acquired in the region of Viçosa (State of Minas Gerais, Brazil) and carried to UFV's Centreinar Laboratory. The tomatoes were washed and sanitized, then immersed in three suspensions of yam starch and glycerol: I - 7.5% starch and 30% glycerol, II - 7.5% starch and...
Environmental constraints and sustainability of dairy cattle farms in the suburban area of the city of Blida (Mitidja, Algeria)
March 2015
The purpose of this study was to assess the agro-ecological sustainability of dairy cattle farms in the suburban area of the city of Blida. An investigation was carried out on 19 farms. The study area, located in the Mitidja plain, is well known for its farming tradition and has suffered over the last decades from countless environmental constraints. The assessment tool used is the IDEA method (Indicateurs de...
Yield, quality and profitability of rice (Oryza sativa L.) varieties grown in the eastern Himalayan region of India
March 2015
Rice is a major staple food for over 3 billion people, representing the major carbohydrate and even protein source in South Eastern Asia, but also in Africa. Unfortunately, rice is a poor source of many essential micronutrients. Thus, a rice-based diet is the primary cause of micronutrient malnutrition throughout much of the developing world. Iron, zinc, and vitamin A deficiencies are common in rice-consuming regions....
Controlled environmental conditions on germination of bermudagrass seeds
March 2015
Cynodon dactylon (L.) Pers., widely known as bermudagrass, is a cosmopolitan species used to form lawns, what provides aesthetic effects in parks and gardens, but also composes pastures and sports fields, such as golf and football. The use of seeds for the formation of new lawns is a common practice in Europe and in the United States, and is currently considerably expanding also in Brazil. It is important to understand...
Effect of weather parameters on activity of chiku bud borer, Anarsia achrasella Bradley on sapota
March 2015
An experiment on effect of weather parameters on activity of sapota bud borer, Anarsia achrasella Bradley on sapota was carried out under middle Gujarat conditions at Anand Agricultural University, Anand. The higher population (6.00 to 17.50 larvae /50 twigs) and bud damage (14.50 to 36.11%) of A. achrasella were found during January to May. The correlation between bright sunshine hours and larval population (r=0.500)...
Management of Nguni goats to control gastrointestinal parasites and anthelmintic resistance at KwaMthethwa and Owen Sitole College of Agriculture area
March 2015
Management techniques that can assist in treating only parasite infested animals can reduce anthelmintic resistance arousing from frequent dosing of all animals. This study aimed to investigate the application of FAMACHA© with no formal training of resource-poor farmers to identify anaemic or helminthes infested animals. Two sites (KwaMthethwa (KM) village and Owen Sitole College of Agriculture (OSCA) farm) with 40...
Free radical scavenging properties and their relationship with bioactive compounds content of dehydrated calyces of roselle (Hibiscus sabdariffa L.)
March 2015
Roselle (Hibiscus sabdariffa L.) also called roselle fruit or flower of jamaica is a plant used in the traditional medicine due to its wealth of bioactive compounds. These compounds confer beneficial health benefits on it in aqueous infusions prepared with the blossoms of the jamaica flower. In the present study, we determined the antioxidant activity of 64 roselle varieties and quantified the following bioactive...
Collection and characterization of indigenous genotypes of Tikhur (Curcuma angustifolia Roxb.) under Bastar Plateau of Chhattisgarh
March 2015
The investigation was undertaken during the year of kharif seasons 2010-11 and 2011-12 at Shaheed Gundadhoor College of Agriculture and Research Station (IGKV) Kumhrawand, Jagdalpur, Bastar (C.G.) India. Twenty indigenous genotypes of Tikhur (Curcuma angustifolia Roxb.) collected from thirteen districts of Chhattisgarh viz., Bastar, Korba, Dhamtari, Rajnandgaon, Surguja, Jashpur, Korea, Bilaspur, Kondagaon, Narayanpur,...
Diversity and agronomic status of tomato and pepper fruit pests in two agro-ecological zones of Southern Cameroon: Western Highland and the Southern Plateau of Cameroon
March 2015
Tomato and pepper are two major market gardening crops in Cameroon. In order improve pest insects control strategies, we assessed their diversity and evaluated their impact on yield losses in two agro-ecological areas of southern Cameroon. To achieve this, estimations of damages by visual observations were done twice per month from March 2010 to February 2011, in trap gardens set up respectively at Koutaba (Western...
Environmental and socio-economic effects of timber harvesting in Ebonyi State, Nigeria
March 2015
This study was carried out to evaluate the socio-economic and environmental effects of timber harvesting in Ebonyi State, Nigeria. Three Local Government Areas (LGAs) were purposively selected from the timber producing areas of the state, and multi stage random sampling technique was employed to select a total of 160 respondents – composed of 50 randomly selected farmers from each of the three LGAs and 10...
Effect of different levels of NaCl and Na2SO4 salinity on dry matter and ionic contents of cowpea (Vigna unguiculata L. Walp.)
March 2015
Salinity is an environmental stress that limits growth and development in plants. The present study was to assess the effect of salinity on dry matter and ionic contents in cowpea accessions. A pot experiment was carried out to investigate the effect of different levels of salinity on growth and ionic contents of cowpea plant. There were three levels of NaCl and Na2SO4 salinity which includes 0 (control), 50, 100 and...
Initial growth of eucalyptus plants treated with gibberellin
March 2015
This study was aimed at studying the effect of gibberellin (GA3) on the growth of Eucalyptus plants. The experiment was conducted with 90-day-old seedlings on full sun bench at Goiás State University, Brazil, following the completely randomized design in a 5 × 2 factorial arrangement (five eucalyptus samples and two treatments with gibberellins). The application of gibberellin to eucalyptus is a promising...
Development and yield of maize (Zea mays) under plant densities using single and twin-row spacing
March 2015
Among the main factors that influence higher maize yield are the use of more productive materials, plant arrangement more suitable to the cultivar, reduced spacing between rows and/or higher population density. In this context, the objective of this work was to evaluate the development and yield of maize under different plant densities using single and twin-row spacing configurations. The work was developed in the...
Quality evaluation of sunflower and groundnut oil produced by two cooperatives under the one village one product programme in central Malawi
March 2015
Physicochemical properties of cooking oil as quality parameters are very important in predicting the appropriate uses of cooking oil. These properties have been known to be affected by several factors such as processing and storage conditions. In this study, quality evaluation was carried out on sunflower and groundnut cooking oils obtained from two cooperatives under the Malawi government initiated programme called One...
Comparison of clustering methods for study of genetic dissimilarity in soybean genotypes
March 2015
This study aimed to compare clustering methods based on the dissimilarity measures and get information on genetic diversity in twelve soybean genotypes. The experiment was conducted at the State University of Mato Grosso do Sul - Unit Aquidauna. The genotypes were grown in a randomized complete block design with four replications. The following quantitative traits were measured: Plant height, first pod insertion height,...
Fertigation studies in Japanese mint (Mentha arvensis L.) under humid climate in Odisha, India
March 2015
The study was conducted to optimize the use of water and nutrients by Japanese mint (Mentha arvensis L.) with three moisture regimes [I1 drip irrigation at 100%, I2 at 80% and I3 at 60% pan evaporation (PE)] and three fertility levels (F1 100%, F2 75% and F3 50% recommended dose of NPK) with an extra (control) treatment having surface irrigation and soil application of fertilizer. The experiment was laid out in...
Effects of season and species on in sacco degradability of forages in the sub-humid subtropical savannah
March 2015
Effect of season and plant species on in sacco dry matter (DM) and crude protein (CP) degradability of five plant species were investigated. Plant species were Acacia natalitia, Acacia nilotica, Dichrostachys cinerea, Scutia myrtina and Chromolaena odorata. Leaves were harvested during dry, early wet and late wet seasons, subjected to degradation in cows’ rumen using nylon bags technique. Season affected potential...
Profile distribution and degradation of soil properties of an ultisol in Nsukka semi-humid area of Nigeria
March 2015
Better understanding of how soils respond to land use is needed to enable science-based land management interventions. The present study investigated the relative changes in properties of ultisol under conventional tillage for arable crops and compared with fallowed plot (greater than 10 years of continuous no-till fallow) in the semi-humid Nsukka of southeastern Nigeria. Soil samples were collected from designated...
Efficacy of fungicides for the control of leaf spot disease of ginger under the field conditions of Chhattisgarh (India)
March 2015
Leaf spot of ginger caused by Phyllosticta zingiberi is a very serious phytopathological constraint in the cultivation of ginger in India. Among the five fungicides (Copper-Oxy-Chloride, Mancozeb, Thiophanate Methyl, Metalaxyl, and Carbendazim), tested for the control of Phyllosticta leaf spot of ginger, Carbendazim (0.1%) three sprays, starting with the first symptoms appearance in the field followed by two more sprays...
Farmers’ perception on climate change in Sokoto State, Nigeria
March 2015
The study examined farmer’s perception on changes in climate variables in Sokoto State. Eight local government areas in Sokoto East senatorial district were purposively selected due to their vulnerability to climatic changes. Proportionate sampling was employed to select the eight villages. A total of two hundred and twenty three (223) questionnaires were administered. Descriptive statistics was used to analyze...
Incidence and severity of potentially toxigenic Aspergillus flavus in maize (Zea mays L.) from different major maize growing regions of Uganda
March 2015
Maize is grown in most regions of Uganda. Aflatoxin contamination of maize occurs in Uganda but there is lack of information on the distribution of Aspergillus flavus in major maize production regions of the country. The objective of this study was to determine the incidence and severity of Aspergillus flavus in major maize growing regions of Uganda. Hierarchical sampling procedure was used to randomly collect maize...
Electrolytic leakage as a tool to assess seedling health in pine
March 2015
Electrolytic leakage in infected Blue pine (Pinus wallichiana) needles was monitored by measuring conductivity change in pine needles affected by Lophodermium needle blight disease. Electrolytic leakage in infected Blue pine needles varied significantly between severity categories. Highest electrolytic leakage of 345.33 µmoh/cm was noticed in pine needles having > 81% disease severity in comparison to...
Sources and levels of glycerin for broilers from 22 to 35 days
March 2015
The aim of this experiment was to evaluate the performance and carcass yield of broilers from 22 to 35 days old, receiving diets with different levels of soybean glycerin (SG) and semipurified glycerin (PURG). A total of 792 male broilers of the Cobb 500 strain, a 4x2+1 factorial arrangement was used designed in randomized blocks by the weight of the birds, with four inclusion levels (17.5, 35.0, 52.5 and 70, 0 g/kg) of...
Profitability analysis and determinants of fruit tree based agroforestry system in Wondo District, Ethiopia
March 2015
Fruit-tree based agroforestry represents a more environmentally friendly system, the economic returns and adoption determinants of which have only been modestly studied to date. This study investigated the determinants of practicing fruit-tree based agroforestry and the associated costs incurred and returns earned by practitioners. It contrasted the economic performance of agroforestry based systems versus monocropping...
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