African Journal of
Agricultural Research

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

AJAR Articles in press

Genetic gain using different selection indices in soybean populations carrier of the Roundup Ready gene

Article in Press

This study compared the gains obtained using different indexes of selection in segregating populations of soybean. A total of 381 progenies were evaluated in 28 augmented Federer blocks. Parameters evaluated: number of days to flowering, number of days to maturity, first pod height, plant height at maturity, lodging, agronomic value, number of branches, number of nodes, number of pods and grain yield per plant. Selection...

Author(s):Rafael Franzini

Effect of different potassium levels on performance of maize (Zea mays L.) hybrids

Article in Press

An experiment was conducted at Agronomy Research Farm of The University of Agriculture Peshawar during summer 2016. Hybrids (WS-666, SB-92K97, and SB-909) and Potassium (K) levels (0, 40, 80, 120, and 160 kg ha-1) laid out in randomized complete block design with split plot arrangement. Hybrids were allotted to main plots and potassium levels to subplots. Sowing was performed on 10 July. Each experimental unit was 3m x...

Author(s):Muhammad Faheem Jan

Influence of meteorological parameters on spring bread wheat genotypes in Mazandaran (North of IRAN)

Article in Press

This study was carried out to evaluated the effect of meteorological parameters data in five years on six wheat genotypes yield. These data were collected with yield of wheat in Biekola research station in 2011- 2016. Three methods were used to analyze the data. In combined analysis, obtained significant difference for years, genotypes and their interaction at 1% level. Morvarid and N-91-7 had the most yield in 2015-2016....

Author(s):

Variety x nitrogen fertilizer interaction on striga control, yield and yield related attributes of sorghum [Sorghum bicolor (L.) Moench] under striga infestation at Abergelle district, Northern Ethiopia

Article in Press

Sorghum [Sorghum bicolor (L.) Moench] an important food crop in Ethiopia is ranked second for “injera” quality next to tef. However, the productivity of sorghum is constrained by many biotic and abiotic factors amongst striga hermonthica (Del.) Benth is the most specialized root-parasitic weed inflicting serious injury by depriving water, minerals and photosynthesis from the host. Striga hermonthica is becoming the...

Author(s):FANTAYE BELAY MARIE

Evaluation and demonstration of different Post-emergence Herbicides for controlling wild oat (Avena fatua L.) and other grass weeds in wheat (Triticum spp) at Bore

Article in Press

In the high lands of Ethiopia, weed causes considerable yield losses on wheat production due to absence of better management options for the producers. This also true, in the highlands of Guji Zone, Southern Oromia. Field experiment was conducted to study the effect of different Post-Emergence herbicides to Control wild oat and other grass weeds in wheat (Triticum aestivum L.) at Bore Agricultural Research Center on...

Author(s):

Impact of Koga Large Scale Irrigation Scheme on Poverty Status of Rural Households: The Case of Mecha District in West Gojjam Zone of Amhara National Regional State, Ethiopia

Article in Press

Poverty reduction in Ethiopia is one of the key priorities for sustainable development. In line with this, the government of Ethiopia has designed to undertake construction of irrigation dams from small-scale up to large-scale irrigation scheme so as to reduce the frequent drought, food insecurity and poverty problems. Koga large-scale irrigation is part of these initiatives for rural farmers and intended to achieve...

Author(s):ANTEHUNEGN BIRILIE

EVALUATION OF SELECTED BOTANICAL AQUEOUS EXTRACTS AGAINST CABBAGE APHIDS (BREVICORYNE BRASSICAE L. (HEMIPTERA: APHIDIDAE) ON HEAD CABBAGE (BRASSICAE OLERACEAE L.) UNDER FIELD CONDITION IN KOBO DISTRICT, NORTH WOLLO, ETHIOPIA.

Article in Press

Head Cabbage (Brassicae oleracea var. capitata Linnaeus) is one of the most important vegetable crops under cultivation throughout the world, especially in Africa including Ethiopia. Cabbage aphides (Brevicoryne brassicae L.) are sap sucking insect pests that damage head cabbages. Growers use synthetic chemicals to control cabbage aphids. The aim of this study was to evaluate the efficacy of Azadirachta indicae (A.Juss),...

Author(s):Desale Getahun Nahusenay

A Survey on Temperate Fruits Pests and Their Importance in the Highland Areas of North Shewa Zone, Amhara Region, Ethiopia

Article in Press

Abstract Temperate fruits (Apple, Pear, Plum, Peach and Almond etc.) are deciduous fruit trees that grow well in temperate climate zones where most commercial varieties fulfill their required chilling temperature. Recently though, because of the low average temperatures, these crops are found to be grown well in the highlands of Ethiopia. Amongst the areas that have greater significance in this aspect is North Shewa zone,...

Author(s):Amha Besufkad

Adaptability Evaluation of common bean (Phaseolus vulgaris L.) genotypes at western Ethiopia.

Article in Press

Fifteen common bean genotypes were tested at four environments with two management regimes of lime treated and lime untreated on acidic soils. The experiment was laid out in split plot design with three replications during 2016/17cropping season. The combined analysis of variance over environments showed significant differences among Environments, Genotypes, Genotype x Environment interaction (GEI), Management, Genotype by...

Author(s):Habtamu Alemu Keba

Limitations and Strategies to Enhance Biological Nitrogen Fixation in sub-Humid Tropics of Western Ethiopia

Article in Press

Currently, inorganic nitrogen fertilizer becomes a serious threat to the environment and human health. Thus, finding of alternate source of nitrogen is a viable option in assuring of sustainable agricultural system. Biological nitrogen fixation is a critical and key process in sustainable agricultural systems in tropical soils, which are frequently deficient in N and susceptible to leaching of plant nutrients. This process...

Author(s):Alemayehu Dabessa

REALIZED HERITABILITY AND GENETIC CHARACTERIZATION IN CAMELINA SATIVA (L.) CRANTZ

Article in Press

Camelina sativa (L.) Crantz is a drought and cold tolerant crop and has high amount of α-linolenic acid. But its full potential has not been explored yet because of little breeding work done for its genetic improvement. In present study, a moderate realized heritability (39%) was obtained for yield indicating that direct selection for yield could be effective for making improvement. Seed yield was also found to be...

Author(s):MUHAMMAD SHAHID

The effect of irrigation periods and spraying of humic acids on the growth and production of okra under protected agriculture conditions.

Article in Press

The study was conducted in the green houses of faculty of Agriculture\ University of wassit under protected agriculture conditions during the winter season 2013-2014, due to the environmental conditions of Wassit to know the possibility of cultivating and producing okra, studying perfect irrigation periods using drip irrigation technology. The period between an irrigation and another was 3-5-7 days, and studying the effect...

Author(s):NASIR ALZAMILI

Effective Regeneration of Eurycoma longifolia By In vitro Shoot Proliferation From Cotyledonary Node Explant

Article in Press

Eurycoma longifolia is a potent remedy that has been traditionally used for male libido, sexual prowess and fertility improvement in South-East Asia. Conventional propagation via seed germination is the most common method of E. longifolia propagation and like other woody plants it is usually unsatisfactory because of low rate of seed germination. Therefore establishment of a tissue culture technique for rapid and effective...

Author(s):Annour Gebril Annour

Effect of Industrial Wastewater irrigation and NP Fertilizers on Yield and Yield Components of Bread Wheat (Triticum aestivum L.) under greenhouse condition

Article in Press

In order to study the effects of Barley washed out wastewater with different levels of inorganic fertilizers on growth, Yield and Yield Components of Bread Wheat (Triticum aestivum L.), Pot experiment was conducted during February–July, 2014 under greenhouse condition at Kulumsa Agricultural Research Center. Factorial combination of five levels of irrigation water and four levels of NP fertilizers rate were used as...

Author(s): Amare Tadesse W/gebriel

Influence of sodium nitroprusside and drought stress on growth and yield parameters of milk thistle (silybum marianum L.)

Article in Press

A split plot experiment with three replications on the bases of randomized complete block design was conducted in the research field of the university of Zanjan in 2013, to evaluate the effects of sodium nitroprusside (SNP) application rates as a NO donor (0, 100 and 200 µM) in improvement of growth and yield parameters of milk thistle under different times of withholding irrigation (Control, stem elongation stress and...

Author(s):Esmaeil Zangani, Saeid Zehtab-Salmasi, Babak Andalibi and Abbas-Ali Zamani

Ethiopian Dairy Sector Focusing on Ethiopian Traditional Butter: A Review

Article in Press

Ethiopia is believed to have the largest cattle population in Africa. The total annual milk production from cattle has been estimated at 3.5 billion liters from 11.38 million milking cows. As a result, cows’ milk is the focus of milk processing in Ethiopia. In Ethiopia the base of milk processing is fermented milk (Ergo), with no defined starter cultures used to initiate it. In Ethiopia only 6.6% of the total milk...

Author(s): Abebe Bereda

The effect of chemical seed treatments on managing chocolate spot of faba bean at Welkayt and Tsegedie, Western Tigray, Ethiopia

Article in Press

Abstract Faba bean (Vicia faba (L).); is one of the important legume crops of the world, mainly it is cash crop and used as nutritious human food in the developing countries. It is important source of nitrogen in the human diet and corrects the important amino acid deficiencies in cereals. It is considered too low in productivity and chocolate spot (Botrytis fabae), is one of the economically important fungal disease. Seed...

Author(s):Gebremedhn Gebregergs Abay

MODELING OF MORPHOMETRIC VARIABLES OF BRAZILIAN PINE (Araucaria angustifolia (Bertol.) Kuntze) IN SOUTH BRAZIL

Article in Press

In view to regulate the frequency in overstocked forest of Brazilian Pine, this study aimed to verify the morphometric indices and model of the interdimensional relations for Brazilian pine in South Brazil. The study was developed in three forest sites: Panel (PNL), São Joaquim (SJQ) and Urupema (URU). This study evaluated 70 individual trees in each forest site measured the circumference at breast height (CBH) and later...

Author(s):LUIS PAULO BALDISSERA SCHORR

Economic Viability of Alternative Small Scale Irrigation Systems used in Vegetables Production in Koulikoro and Mopti Regions, Mali

Article in Press

Majority of the households in Mali depend on rain-fed agriculture for their food production. However, over reliance on rain-fed agriculture limits the production output due to unreliable rainfall and drought. To mitigate this, the government of Mali has invested in rehabilitation of irrigation schemes to reduce dependence on rainfall. Through adoption of appropriate irrigation technologies and improved agronomic management...

Author(s):Kane, A. M., Lagat, J. K., Langat, J. K. and Teme, B.

ASSESSMENT OF WOMEN INVOLVEMENT IN CASSAVA BASED AGRICULTURAL TRANSFORMATION IN NWANGELE AREA: EMERGING ISSUES FOR GENDER GENERATION STUDIES IN IMO STATE, NIGERIA

Article in Press

The study assessed women involvement in cassava based agricultural transformation in Nwangele Area and discussed emerging issues for gender generation studies in Imo State, Nigeria. The study described the women farmers’ socio-economic characteristics, ascertained cassava production activities among farmers, assessed costs and returns on cassava production. The study also determined constraints to women involvement in...

Author(s):SIMEON OKPOTO EZE

MARKET PARTICIPATION OF SMALLHOLDER SUNFLOWER FARMERS IN SEKHUKHUNE DISTRICT OF LIMPOPO PROVINCE, SOUTH AFRICA

Article in Press

Sunflower has a broad value chain, which makes it an important crop in South Africa’s agribusiness sector. The purpose of this study is to examine market participation among smallholder sunflower farmers of Sekhukhune District, Limpopo Province South Africa. To analyse data logistic Regression Model was used. The objectives of the study were to analyse the socio-economic factors that affect market participation of...

Author(s):ISAAC BUSAYO OLUWATAYO AND Hangwelani T Mathagu

Phytochemical properties of three genotypes of Cyamopsis tetragonoloba L. cultivated in Iran under irrigation regimes and sowing dates

Article in Press

This research was aimed to investigate the effect of sowing date and irrigation regimes on phytochemical attributes of guar (Cyamopsis tetragonoloba L.) seed. The study was conducted in a split-split plot randomized block design includes two sowing date (15th and 30th July), 4 irrigation regimes and 3 genotypes with three replication for two seasons (2015 and 2016). The seeds were harvested and ethanolic extraction were...

Author(s):Heidar Meftahizade

Assessment of pesticides application practices and sprayer types adopted by cocoa farmers in South-West Nigeria

Article in Press

The study was survey aimed at assessing pesticide application practices and sprayer types adopted by cocoa farmers in South West Nigeria towards ensuring minimum pesticide usage and appropriate choice of sprayer for different farm operation for sustainable cocoa production in the study area. It specifically examined the application practices, choice of sprayer, determination of pesticide concentration, time of spraying,...

Author(s):MICHAEL OLUSAYO OKENIYI

Profitability and Efficiency of Latex Production in Small Holder Rubber Plantations in Edo and Delta States, Nigeria

Article in Press

ABSTRACT The study analyzed efficiency of latex production and labour productivity in rubber plantations in Edo and Delta States, Nigeria. The specific objectives were to examine socio- economic characteristics of rubber farmers, determine the profitability of latex production and ; determine the technical efficiency of factors employed in latex production. Primary data were collected from 300 rubber farmers using a multi...

Author(s):Dengle Yuniyus Giroh

Antibacterial activities of crude plant extracts and their effects on ruminal fermentation and protein degradability

Article in Press

Antibacterial activities of a mixture of three plant extracts (Vangueria infausta, Peltophorum africanum and Eucalyptus globulus) were first evaluated using disc diffusion assay. Fermentation of two doses of the plant extract mixture (PE1and PE2; 0.3 and 0.6 g kg–1 of feed, respectively) were then compared in vitro with non-supplemented dairy cow’s basal diet and basal diet plus monensin (32 mg kg–1 of feed). Gas...

Author(s):MUKENGELA CLAUDE MUYA, Portia Moshidi, Florence Nherera-Chokuda and Dibungi Luseba

Residual application of lime and gypsum in the chemical properties of the soil under conventional tillage and no tillage

Article in Press

Cerrado biome is characterized by acid soils which can limit productivity. The objective of this study was to evaluate the residual effect of the application of lime and gypsum on soil chemical properties under two managements systems. The experimental design was randomized blocks with a split-plot design. The plots received levels of conventional and no-tillage management system factors. Subplots received applications of...

Author(s):BATISTA NOGUEIRA KENIO

Combining ability of maize inbredlines for yield and related traits under sole and intercropping conditions

Article in Press

Abstract The compatibility analysis in intercropping is an important aspect while studying field crops to increase productivity per unit area. However, the lack of information on intercropping compatibility forces a user to employ the varieties developed only for sole cropping conditions. This study estimated the relative importance of general combining ability (GCA) and specific combining ability (SCA) in advanced inbred...

Author(s):ALEMESHET LEMMA WOLDEMARIAM and DAGNE WEGARY

Effect of harvesting times on agronomic characteristics of industrial cassava genotypes

Article in Press

Cassava is widely cultivated in Brazil. However, low-yield genotypes coupled with inappropriate harvest times lead to the country's low average yield. Therefore, this study aimed to evaluate the agronomic characteristics of cassava genotypes at different harvest times in the Recôncavo region of Bahia. The experiment was conducted during two crop cycles in Cruz das Almas, Bahia, with eight cassava genotypes and four...

Author(s):LAURO SARAIVA LESSA

The effect of phosphorus application and Rhizobium inoculation on growth performance and biomass production of Lablab purpureus in Alice, South Africa

Article in Press

Production of livestock has been low in Eastern Cape rural areas since rangelands have low quality forages to meet animal requirements during winter period. The evaluation of forage annual legumes as feed for livestock production in Eastern Cape, South Africa can reduce feed scarcity during the dry period as they are rich in protein and have great effect on intake and digestibility of livestock. The study evaluated the...

Author(s):Danielle Roballo de Moura, Emmanoella Costa Guaraná Araujo, César Henrique Alves Borges, Luan Henrique Barbosa Araújo, Tarcísio Viana de Lima, Thiago Cardoso Silva and Camila Costa da Nóbrega

Forage grasses and shrubs in Opuntia humifusa invaded semi-arid grazing lands

Article in Press

The objective of the study was to characterize forage species composition and abundance in rangeland invaded by Opuntia humifusa. The creeping cactus invaded about 7% and 13% of the cattle and sheep grazing areas. The affected rangeland had distinct zones of new invasion (NI) < 3 colonies, heavily invaded zone (HI >30 colonies) and transitional zone (5 – 20 colonies, TI). Species composition and distribution were...

Author(s):LUKAS CHIPFUPA

YIELD RESPONSE OF CICER ARIENTIUM L. INFLUENCED BY PLANT GROWTH PROMOTING RHIZOBACTERIA IN RAINFED SEMI-ARID LOESS SOILS

Article in Press

Climate change has greatly affected the rainfall distribution and intensity in the rainfed regions resulting water shortage causing yield reduction in crops including (Cicer arientium L.) chickpea. Microorganisms improve soil fertility and enhance plant nutrition. Water stress inhibits plant growth due to higher concentrations of ethylene in rhizosphere. Rhizobacteria containing ACC-deaminase assist plant growth to...

Author(s):MUHAMMAD RASHID

Economic analysis of Consumer demand for indigenous chicken eggs in Kenya

Article in Press

The World health organization recommends a daily protein requirement of 55 grams per person to avert health and nutritional related problems. Indigenous chicken eggs have the potential to supply these proteins in developing countries where the requirement is hardly met. In Kenya, the average per capita egg consumption is low compared to other countries. To ascertain determinants of egg demand, 174 consumers were sampled in...

Author(s):CHARLES NDENGA, LUCY KABUAGE and ERIC BETT

Physicochemical analysis and microbial quality of cow butter obtained from Menz district of Amhara region, Ethiopia.

Article in Press

Menz is long been known for its quality butter production but Traditional milk products are generally reported to be of substandard quality. Therefore this investigation was conducted to access physiochemical and microbial quality of Menz Butter along the market value chain. The study was conducted by using laboratory analysis of physiochemical and microbial quality. The microbiological count data were transformed to log10...

Author(s):LINA GAZU MEGO

PRODUCTIVITY OF IRISH POTATO VARIETIES UNDER DIFFERENT NITROGEN FERTILIZER APPLICATION RATES IN EASTERN RWANDA

Article in Press

Irish potatoes are an important crop only promoted in cool and high moist conditions of Rwanda. This study explored the productivity of Irish potatoes varieties under increasing nitrogen fertilizer applications in drier agro-climatic conditions of the eastern Rwanda. Potato seeds mass-selected from locally-grown varieties in the region surrounding Kibungo town (-2.160897o, 30.543591o) were planted under rain-fed...

Author(s):Charles Karemangingo

Prospects of Sudanese essential oils insecticides for safe food and environment in Sudan

Article in Press

The current study aimed to utilize different Sudanese natural essential oils (EOs) formula of insecticide, achieve chemical free agricultural production in Sudan for safe food and environment and reduce cost and simplification of technology. The study is a conceptual works which depends on the literatures, laboratory reports and descriptive analysis to access the hypothesis which claimed that, green environment in Sudan...

Author(s):EL Rasheed Siddig Libs, EL Rasheed Ahmed Salim and Mahdi Ahmed

FARM MACHINERY UTILIZATION AND MAINTENANCE IN EBONYI STATE BIOCLIMATIC REGION OF SOUTH-EASTERN NIGERIA

Article in Press

ABSTRACT An assessment of farm machinery utilization and maintenance for increased crop production in Ebonyi State bioclimatic region of South-Eastern Nigeria was carried out. The focus of the study was on tractors and implements. The machinery inventory was taken in the three agricultural zones of the study area and the mechanical conditions/status and performances of different makes of available tractors were examined....

Author(s):OKECHUKWU ODUMA, S. Ike Oluka

CONTROLLING THE DIAMONDBACK MOTH (Xyostella pluttela) BY INTERCROPPING RAPE (Brassica napus) AND GALIC (Allium sativum)

Article in Press

Cultural methods such as intercropping can be applied to manage insect pests and reduce the problems caused by use of pesticides. An experiment was carried out in Ward 1 of Hurungwe District, in Zimbabwe at Muchbinding Farm to investigate the management of diamondback moth (Plutella xylostella) in Rape (Brassica napus) by intercropping rape with garlic (Allium sativum). A randomized complete block design with four...

Author(s):EZEKIA SVOTWA, DENIS CHABIKWA, RUMBIDZAI DEBRA KATSARUWARE

Impact of plantation management on the floristic characteristics of the steppic rangelands in Algeria

Article in Press

Land degradation in the dry Mediterranean regions is the result of the more or less prevalent influence of physical, socio-economical and biological factors. Their combined action generates an ecological imbalance which is translated by a decrease in the available pastoral resources, causing, thus, a process of desertification very often speeded up by the anthropogenic pressure and the overexploitation of natural...

Author(s):OUARDA AMRANI

A CONSOLIDATED CHECKLIST OF LOCALITY NAMES OF FISHING GEARS IN THE LAKE VICTORIA BASIN DRAINAGE SYSTEMS OF KENYA

Article in Press

This study archives locality names of artisanal and commercial fishing gears, fishing gears comments, and fishing vessels currently used at shoreline, inshoreline and off-shore areas in the Lake Victoria basin drainage systems of Kenya. The paper also achieves names of fish species representatives harvested from the lake using the gears. Fifty-three (28 artisanal, 14 commercial) types of fishing gears are recorded to have...

Author(s):DANIEL OKOTH OKEYO

Agricultural Project Evaluation: Impact of Green River Project’s trainings and input supplies on Fish Production in Benefitting States of Nigeria

Article in Press

Fish production helps to alleviate the problem of protein deficiency as well as cost of fish and other animal protein. The Green River project (GRP) of Nigeria Agip Oil Company (NAOC) operates in Niger Delta regions of Nigeria to boost fish production in the area. The study aimed at assessing the impact of GRP on fish production in Niger Delta region of Nigeria. Multistage sampling technique was used to select 120 GRP fish...

Author(s):ONYINYECHI IFEANYI NNADI, MABEL UKAMAKA DIMELU, INNOCENT ANACHONAM ENWELU, Uchenna, V Nnadi, Elizabeth Amaechi Onwubuya

PHYTOCHEMICAL EVALUATION OF FOUR ACCESSIONS OF TOMATO (SOLANUM LYCOPERSICUM [LIN.] CON., SOLANACEAE)

Article in Press

Tomato (Solanum lycopersicum [Lin.] Con., Solanaceae) is important for global food security. Although leaves, ripe and unripe fruits are consumed, the ripe fruits are most preferred. Four Tomato accessions were collected from traditional agriculture system in Edo State, Southern Nigeria and cultivated. Standard methods were employed to analyze the leaves, ripe and unripe fruits of the Tomato accessions for phytochemical...

Author(s):Ogwu, M. C., Chime, A. O., Ogunoye, A. O. and Osawaru, M. E.

THE EFFECTS OF RELAY CROPPING SWEET POTATO (Ipomoea batatas) AND COWPEA (Vigna unguiculata) ON THE PRODUCTIVITY OF THE COMPONENT CROPS

Article in Press

A relay cropping system of cowpea and sweet potato has the potential to improve nutrient availability to sweet potato through biological fixation. A field study was conducted at Gokwe South communal area of Midlands Province in Zimbabwe, during 2015-2016 season under rain fed condition to compare the effects of relay cropping sweet potato (Ipomoea batatas) and cow peas (Vigna unguiculata) on the productivity of both crops....

Author(s):Mabheka S., Svotwa E. and Katsaruware R. D.

Selection indices for Grain-Yield and Yield-Related Traits in Open-pollinated Maize.

Article in Press

Predictability of maize grain yield using various biometrical methods helps in formulating a breeding program for its improvement, due to its potentials in solving the food security challenges across the globe. Twenty-one genotypes of maize were evaluated at the experimental field of Federal University of Agriculture, Abeokuta, Nigeria, in 2013 and 2014, with the aims of examine the employability of discriminant analysis...

Author(s):OLUWASEUN AYOOLA OMIKUNLE

Adaptability evaluation and selection of some improved Haricot bean (phaseolus vulgaris L.) varieties in Abergelle District, Northern Ethiopia

Article in Press

Haricot bean (Phaseolus vulagris L.), locally known as ‘Boleqe’ also known as dry bean, common bean and kidney bean is an important source of protein, calories and cash for small holder farmers of Ethiopia. The national and regional research institutions in the country have released many varieties for commercial production. However, these improved varieties did not tested for their adaptability potential under Abergele...

Author(s):FBM FANTAYE BELAY MARIE

Conservation tillage plus wheat straw management and nitrogen effects on Bt. cotton (Gossypium hirsutum L.) grown under rainfed conditions of Pakistan

Article in Press

Zero tillage with wheat straw on the soil surface as such (ZTsas) improved soil fertility and cotton yield. Field experiment was carried out to study the impact of conservation tillage practices and N management on Bt. cotton for five years (2011–2012 to 2015–2016). Tillage methods kept as main treatments (zero tillage plus wheat straw as such on the soil surface {ZTsas} and minimum tillage plus wheat straw...

Author(s):Niamat Khan, Abdul Aziz Khakwani, Sami Ullah,Najeeb Ullah

Participatory Demonstration and Evaluation of Improved Bread Wheat Technologies in Dawro Zone and Konta Special Woreda of Southern Nation Nationalities and Peoples Regional State, Ethiopia.

Article in Press

The study was conducted in Dawro Zone of Tocha (Edget and Medianalem kebele) and Essera Woreda (Arsi-bale Kebele) and Konta Special Woreda (Buba-damota and Chaka-bocha kebele). The objective of the study is to demonstrate, recommend and transfer the best performing bread wheat varieties in terms of grain yield performance and farmers’ preference. In each kebele, one FTC and twelve farmers (8 male and four femalefarmers...

Author(s):BEKA BEREKET

EVALUATION OF MAIZE (ZEA MAYS L.) VARIETIES AND ACCESSIONS FOR RESISTANCE TO NORTHERN LEAF BLIGHT (EXSEROHILUM TURCICUM Pass.) IN MOROGORO, TANZANIA

Article in Press

Northern leaf blight is an important and widely distributed foliar disease of maize in Tanzania. To identify new sources of resistance, 20 maize cultivars comprising of varieties, inbred lines and accessions were evaluated under artificial inoculation in the screen house and under field conditions in 2013 and 2014. Screen house and field experiments were laid out in completely randomized design (CRB) and randomized...

Author(s):Onwunali M. R. O. and Mabagala R. B.

Efficacy of solvent extracts of Calpurnia aurea (Ait.) Benth and Milletia ferruginea (Hochest) Baker leaves against maize weevils, Sitophilus zeamais (Motsch.) of stored maize in Ethiopia

Article in Press

Distilled water, acetone and ethanol (polar solvent) extracts from 20 g / 100 ml and 30 g /100 ml levels of extraction of C. aurea and M. ferruginea were tested as protectant against maize weevils in maize grains under laboratory condition. They were applied at a rate of 10 and 15 % (w/v) in admixture bioassays from both of the aforementioned extraction levels. Parental weevil’s mortality, F1 progeny emergence, percent...

Author(s):BERHANU HIRUY YESHITILA

ECONOMIC ANALYSIS OF LAYERS PRODUCTION AMONG MEDIUM SCALE POULTRY FARMERS IN KUMBOTSO AND NASSARAWA LOCAL GOVERNMENT AREAS IN KANO STATE, NIGERIA.

Article in Press

ABSTRACT The study was conducted to analyse the economic values of layer production among medium scale poultry farmers in Kumbotso and Nassarawa Local Government areas in Kano State. Socio-economic characteristics, costs and returns as well as constraints associated with layer production among medium scale poultry farmers were examined. Primary data was obtained from 98 farmers drawn from the study area using multi-staged...

Author(s):Yusuf Maryam

Accumulation of Bindweed Root Exudates Allelopathic Constituents in soil

Article in Press

One of the main weed ways to release allelochemicals is root exudation which is important regulating agent in neighbor microbes and plants. The rhizosphere microbial communities were clearly richness than in non rhizosphere soil at both high and low density areas of filed bindweeds (Convolvulus arvensis L.). Their roots exudates inhibited rhizosphere soil bacteria and fungi in high densities than the low one densities. The...

Author(s):Balah

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