Journal of
Horticulture and Forestry

  • Abbreviation: J. Hortic. For.
  • Language: English
  • ISSN: 2006-9782
  • DOI: 10.5897/JHF
  • Start Year: 2009
  • Published Articles: 287

JHF Articles

Effects of furrow dimensions on water productivity and yield of onion at small scale Irrigation Ilu Gelan district West Shoa Ethiopia

October 2020

This study was conducted at the Ilu Gelan district Western Shewa zone of Oromia Regional State to evaluate the impacts of furrow dimensions on yield and water productivity of onion. The experiment was laid out in a randomized complete block design with three treatments replicated four times. The experimental treatments including farmer practice or T1 (farmer practice with top width of 23 cm, bottom width of 13 cm and...

Author(s): Adisu Tadese, Habtamu Bedane, Eshetu Mekonnen and Gudeta Ganamo

Quality of tree seedlings across different nursery ownerships in Central Gondar Zone, Ethiopia

July 2020

Qualities of planting stocks are critical factors for the success of forest plantations. Despite the huge number of annual seedling production in tree nurseries, awareness on quality of seedlings is very limited. This study evaluates the seedling quality across nursery ownership types in terms of morphological attributes and examines the effect of seedling quality on early growth and survival. Three nursery ownerships...

Author(s): Tesfaye Sisay, Asmamaw Alemu and Yohanes G. Mariam  

Morphometrics of Pinus patula crown and its effect on cone characteristics and seed yield in Kenya

July 2020

Pinus species and other conifers have cones as an essential unit for seed production. Cone production in pines is not uniform and often varies among compartments and sectors within the crown. Many countries experience challenges in seed production from orchards due to poor practices. The present study aimed to evaluate within-crown cone production patterns, cone characteristics, and seed yield in a Pinus patula clonal...

Author(s): Peter Murithi Angaine, Alice Adongo Onyango, and Jesse Omondi Owino  

Plant species and their importance to housing in the Turkana community, Kenya

July 2020

There are many native species that are important to local communities globally. There have been studies on the importance of these plant species for many uses by local communities. Though, there is scanty information on these species’ recognition by researchers. Despite the harsh climatic conditions in Turkana (semi-arid to arid), the community has over the years developed strategies for conservation of some...

Author(s): Everlyne Ejore, Roxventa Ongugo, Jackline Kemboi, Samson Ojunga Patrick Mwenja and Jesse Owino  

Patula pine (Pinus patula) cones opening under different treatments for rapid seed extraction in Londiani, Kenya

June 2020

Seed extraction from pines is challenging to the forestry sector globally. This is usually contributed by the pine cone anatomy that opens through a function of temperature and humidity which varies widely in the pine growing regions of the world and the Pinus species as observed in previous works done on Pinus roxburghii, Pinus halepensis, Pinus wallichiana, Pinus pinaster, Pinus radiata, and Pinus sylvestris. This...

Author(s): Alice Adongo Onyango, , Peter Murithi Angaine, Shadrack Kinyua Inoti and Jesse Omondi Owino

An analytical assessment of forest cover changes over the last 30 Years in the semi-deciduous forest zone of Togo

June 2020

Understanding dynamics of forest cover is important to monitor change in forest area. The objective of the present study is to develop an approach for assessing forest cover changes in landscapes with high spatial complexity and temporal variation that can allow the generation of robust monitoring information. The forest-cover change maps were produced using time-series of Landsat images, high resolution images from...

Author(s): Fifonsi Ayélé DANGBO, Oliver GARDI, Kossi ADJONOU, Atsu K. Dogbeda HLOVOR, Juergen BLASER and Kouami KOKOU  

Evaluation of forest litter mineralization capacity on the growth of Irvingia gabonensis in Ogwashi-Uku Forest Reserve, Delta State, Nigeria

May 2020

The study evaluated litter production capacity of three forest plantation foliage litters as potential mineralization sources for the growth of Irvingiaga bonensis. Litter production capacity of Bamboo, Teak and Gmelina forest plantations was monitored for 70 days before Irvingia seeds were sown in open germination beds containing litters soil samples for vegetative development assessment. Data collected were analyzed...

Author(s): Egwunatum A. E., Dolor D. E. and Umeh P. C.  

Studies of the wood of some Nigerian alkaloid-rich Strychnos species

May 2020

The wood of three Nigerian species of Strychnos Linn. growing in different ecological zones was studied. The transverse, transverse longitudinal and radial longitudinal sections of the wood were made with sliding sledge microtome. The wood was macerated to measure its fiber and vessel dimensions. The wood was diffusing porous and intraxylary phloem occurred in the three species. Interxylary phloem in discontinuous ring...

Author(s): ASUZU Chinwe Uchechukwu and NWOSU Maria Obiageli  

Woody species diversity conservation and carbon sequestration potential of coffee agroforestry systems in the Western Region of Cameroon

April 2020

This study sought to assess the contribution of coffee agroforestry systems (CAFS) in conserving tree diversity and carbon stocks in the western region of Cameroon. Inventory was carried out in 52 plots laid out in CAFS and in adjacent secondary forest. Above-ground biomass was estimated using allometric method. A total of 30 species belonging to 19 families were identified in CAFS and 30 species belonging to 15...

Author(s): Lucie Félicité Temgoua, Alex Bruno Dong Etchike, Marie Caroline Momo Solefack, Pricelia Tumenta and Junior Nkwelle  

Screening of tree seedling survival rate under field condition in Tanqua Abergelle and Weri-Leke Wereda’s, Tigray, Ethiopia

March 2020

Rehabilitation of degraded lands through plantations is at the frontline of natural resource management in Ethiopia. However, plantations have been faced with various challenges mainly attributed to poor survival rate of tree seedlings. Hence, this research was conducted in Tanqua ‘Abergelle and Weri Leke Wereda’s with the objective of screening tree seedlings for their survival rates under field conditions....

Author(s): Gebrekidan Abrha, Sbhatleab Hintsa and Gebrekiros Gebremedhin  

Evaluation of multi-functional fodder tree and shrub species in mid-altitudes of South Omo Zone, Southern Ethiopia

March 2020

A study was conducted to evaluate the early growth performance and nutrient composition of some selected tree/shrub species in the fodder bank agroforestry system. Moringa stenopetala, Terminalia brownii, Morus alba, Melia azedarach, and Sesbania sesban were used for this study. Square quadrants of 16 m2 plot sizes were established with the RCBD of three replications. Seedlings were planted with 1 m × 1 m spacing...

Author(s): Asmelash Tesfaye Gebremedhin Alemayehu Hido Gedo Getahun Yakob Edo and Shimelis Tessema Haile  

Vegetable soybean, edamame: Research, production, utilization and analysis of its adoption in Sub-Saharan Africa

January 2020

Food and nutritional insecurity constitute a main challenge in most Sub-Sahara African countries. Efforts to provide diets with sufficient nutrients such as proteins, carbohydrates, vitamins and essential minerals should include the introduction of new vegetable and legume crops. Vegetable soybean “edamame”, is a nutritious vegetable legume well known and consumed in Asia and America, but underutilized in...

Author(s): Mahoussi Kadoukpe Arnaud Djanta, Eric Etchikinto Agoyi, Symphorien Agbahoungba, Florent Jean-Baptiste Quenum, Flora Josiane Chadare, Achille Ephrem Assogbadjo, Clement Agbangla and Brice Sinsin  

Management and the influence of socioeconomic factors on tree species diversity in traditional agroforestry practices in Demba Goffa District, South Ethiopia

January 2020

The study was designed to provide a baseline data on status of woody species diversity, local knowledge in use and the influence of socioeconomic factors. Interview and discussion with key informants and formal survey with structured questionnaires were employed to collect primary data. The assessment of tree species richness was done by inventorying trees at the sampled plots of the different agroforestry practices...

Author(s): Gebremedhin Chameno Chalite  

Morphological characterization and Simple Sequence Repeats (SSRs) based DNA fingerprinting of selected mango (Mangifera indica L.) genotypes in Bangladesh

October 2019

Nineteen genotypes of mango including nine released varieties viz. BARI Aam-1, BARI Aam-2 (Laxmanbhog), BARI Aam-3, BARI Aam- 4 (Hybrid), BARI Aam-5, BARI Aam-6, BARI Aam-7, BARI Aam-8, BARI Aam-9; one parental line viz. M- 3896 and nine Geographical Indication Crops (GIs) viz. Haribhanga, Surjapuri, Fazli, Gourmoti, Ashwina, Khirsapat, Gopalbhog, Langra and Ranipasand were characterized with a view to identifying the...

Author(s): Md. Rezwan Molla, Iftekhar Ahmed, Md. Amjad Hossain, Md. Shafiqul Islam, Md. Aziz Zilani Chowdhury, Dilruba Shabnam and Md. Motiar Rohman  

Integrated effect of nitrogen and vermicompost levels on yield and yield components of carrot (Daucus carota L.) at Woreta, Northwestern Ethiopia

August 2019

The N fertilizer or organic resources alone may not provide sufficient amounts or may be unsuitable for improving specific constraints to crop production. In view of this, a field trial was conducted at Woreta ATVET College horticultural farm, Ethiopia to determine integrated effect of nitrogen and vermicompost levels on yield and yield components of carrot, nantes type, during 2017 main rainy season. Nine treatments...

Author(s): Tadila Getaneh and Amare Mezgebu  

Effect of tea processing methods on biochemical composition and sensory quality of black tea (Camellia sinensis (L.) O. Kuntze): A review

July 2019

Final quality of black tea depends mainly on the chemical composition of the raw tea leaves. Various plucking methods have direct effect both on yield and quality in different cultivated variety and environments. Different literature reports indicated that polyphenols, caffeine, essential oils and amino acids are responsible for aroma and flavor of black tea. The oxidation process begins at rolling step and ends at...

Author(s): Kidist Teshome  

Notice of Retraction: Impact of mobile phones on the density of honeybees

July 2019

The editors of the Journal of Horticulture and Forestry (JHF) are retracting the article, “Impact of mobile phones on the density of honeybees” published in 2011 (Vol. 3(4), pp. 131-133, April 2011). This is informed by the multiple publication of the article under different titles in other journals (http://ipublishing.co.in/jesvol1no12010/EIJES2044.pdf;...

Author(s):

Effects of light quality and photoperiod of light emitting LED on growth and biomass accumulation of shallot

May 2019

In the present investigation, effects of light quality emitted by light emitting light emitting diodes (LED),  and selected photoperiods on the growth and biomass accumulation of shallot (Allium cepa var. aggregatum) have been studied. Two ratios of red and blue light namely, 2:1 and 1:1 and two photoperiods 16 h dark and 8 h light cycle and 12 h each alternating light and dark cycle were tested. The results showed...

Author(s): Yue Zhang, Xin Ran Wang and Jianjun Chen,  

Effect of drip lateral spacing and mulching on yield, irrigation water use efficiency and net return of onion (Allium cepa L.) at Ambo, Western Shoa, Ethiopia

April 2019

Field experiment was conducted at Ambo during the 2017/2018 to investigate effects of drip lateral spacing and mulching on yield, water use efficiency and net return of onion. Eight treatments with three replications were randomized in complete block design to conduct the experiment. Two levels of drip lateral spacing and four levels of mulch were used to evaluate their effects. The result showed that both onion yield...

Author(s): Oli Firissa, Teshome Seyoum, and Fentaw Abegaz  

Impacts of human resettlement on forests of Ethiopia: The case of Chamen-Didhessa Forest in Chewaka district, Ethiopia

April 2019

Ethiopia has been practicing population resettlement programmes since 1960s mainly as a response to extreme land degradation in the highlands. The programmes were carried out mainly in the lowlands of western, southwestern and southern Ethiopia. Accordingly, 12,305 households (56,715 people) from Eastern and Western Hararghe zones were formally resettled in Chamen-Didhessa forest in Chewaka district. The major aim of...

Author(s): Derjew Yilak and Daniel Getahun Debelo  

The role of Faidherbia albida tree species in parkland agroforestry and its management in Ethiopia

March 2019

Agroforestry has been defined as a dynamic ecologically based natural resources management system that through the integration of trees on farms and in the agricultural landscape, diversifies and sustains production for increased social, economic and environmental benefits for land users at all levels. This paper highlighted the role of Faidherbia albida tree species in Parkland Agroforestry and its management. Large...

Author(s): Tsegu Ereso  

Evaluation of potato (Solanum tuberosum L.) varieties for yield and yield components

March 2019

Lack of well adapted potato (Solanum tuberosum L.) varieties is a production problem accounting for low yield. Farmers grow local landraces. A field experiment was conducted to investigate the performance of potato varieties for yield and yield components from 2013 to 2015 under rain fed condition using improved varieties and a local landrace. There were differences among varieties for all traits. Year had little effect...

Author(s): Solomon Fantaw, Asrat Ayalew, Daniel Tadesse, Zenebe G/Medhin and Eshetu Agegnehu  

Effect of blended chemical fertilizer (sulfur, nitrogen and phosphorus) on yield and yield components of potato (Solanum tuberosum L.) in the rainy season

March 2019

Potato is the fourth most important crop and consumed all around the world and is one of the main favorite vegetable in Ethiopia. However, the national productivity is very low as compared to the potential of the crop.  One of the main reason for low productivity is low soil fertility. Hence, a field experiment was conducted from 2016-2018 with 9 combination of nitrogen, phosphorous and sulfur fertilizers arranged...

Author(s): Solomon Fantaw, Derajew Asres and Aleminew Tagele  

Comparative field survival and growth of selected Ethiopian native tree species and the effect of whole soil arbuscular mycorrhizal fungi inoculation

February 2019

Tree species selection and seedlings lack of infective arbuscular mycorrhizal fungi (AMF) could potentially contribute to low forest restoration success in Ethiopia. Hence, we evaluated the comparative field performance of Cordia Africana (C. africana), Juniperus procera (J. procera), and Podocarpus falcatus (P. falcatus) seedlings and the effect of whole soil AMF inoculation. Seedlings prepared using the existing...

Author(s): Fisseha Asmelash, Tamrat Bekele and Zerihun Belay  

Socio-economic importance of highland bamboo (Yushania alpina K. Schum) and challenges for its expansion in Bibugn District, East Gojjam, Ethiopia

February 2019

Highland bamboo (Yushania alpina) plays an important role in various socio-economic aspects in Ethiopia. However, these socio-economic roles and the associated challenges have not been studied in Bibugn District of East Gojjam, Ethiopia. Therefore, this study was conducted to assess the socio-economic importance of highland bamboo and the associated challenges for its expansion. For this study, four rural sub-districts...

Author(s): Yohannes Walie Guadie, Debela Hunde Feyssa and Dereje Bekele Jiru  

Evaluation of morphological diversity of tamarind (Tamarindus indica) accessions from Eastern parts of Kenya

January 2019

Tamarind is native to tropical parts of Africa and Asia. It shows considerable phenotypic variation in morphological and horticultural traits that can be utilized in its genetic improvement. In Kenya, there exists a wide range of tamarind germplasm that has not been characterized. Initial characterization is based on morphological descriptors. The objective of this study is to evaluate morphological diversity of...

Author(s): Mercy Liharaka Kidaha, Wariara Kariuki, Fredah K. Rimberia and Remmy Kasili Wekesa  

Ecological assessment of plant diversity and associated edaphic and topographic variables in the Gra-Kahsu forests of Ethiopia

January 2019

The study was conducted to assess the influences of edaphic and topographic variables on plant diversity on the slopes of Gra-kahsu forest area. Collection of vegetation data was made using systematic sampling methods, laying 19 transects and 62 quadrats, each with 20 m × 20 m for trees and 5 m × 5 m for shrubs. In each quadrat, heights (1.5 m), diameters (2.5cm) and numbers of woody species, level of...

Author(s): Tesfay Atsbha, Anteneh Belayneh Desta    

Effect of manure and nitrogen rates on growth and yield of garlic (Allium sativum L.) at Haramaya, Eastern Ethiopia

October 2018

An experiment was conducted at Haramaya University, Horticulture Research Field, Haramaya during the period from 13 August, 2010 to 17 January, 2011 to investigate the effect of manure and different levels of nitrogen on yield and yield attributed traits. A local garlic cultivar was used for the study. The treatments consisted of four levels of nitrogen (0, 50,100 and 150 kg/ha) and three levels of goat manure (0, 10...

Author(s): Tadila G. and Nigusie D.  

Farmer’s traditional practices and management methods of stored common bean (Phaseolus vulgaris L.) insect pests in the central region of Benin Republic

September 2018

Common bean (Phaseolus vulgaris L.) is a legume that contributes to food security and poverty reduction in Benin. However, there is very little information on its production constraints, varietal diversity, storage practices, storage insect management, and seed system. While these information are necessary for use in breeding programs and a better conservation of this legume. To fill these gaps, ethnobotanical surveys...

Author(s): Loko Yêyinou Laura Estelle, Akpo Ahouélété Joel, Orobiyi Azize, Toffa Joelle and Dansi Alexandre

Impact of land-use on tree and fruit morphometric variation of the bitter kola (Garcinia kola Heckel) in Benin: Insight for domestication and production.

September 2018

Garcinia kola is an IUCN globally vulnerable species native in Benin where it is extinct in the wild. It is also one of the top ten priority non-timber forest products in Benin because of its socio-economic and medicinal values. Still, G. kola is neglected and underutilized. The morphological variation of G. kola traits was investigated in two land-use types (home gardens versus farmlands) where it is found in Benin...

Author(s): Colombe Dadjo, Mireille Toyi, Aggrey Bernard Nyende, Kolawolé Valère Salako and Achille Ephrem Assogbadjo  

Effects of seed pre-treatments on the germination and early growth of Echinops giganteus C.D Adam

August 2018

This study aims to evaluate the effects of seed pre-treatments on the germination of Echinops giganteus. The pre-treatments used were partial manual removal of the pappus (T1), total removal of the pappus (T2), roasting for 2 min (T3), roasting for 4 min (T4), roasting for 6 min (T5), soaking in water for 6 h (T6), soaking for 12 h (T7), soaking for 24 h (T8) and the control (T0). The experiment was laid out in a...

Author(s): Francoline Jong Nkemnkeng Mendi, Grace Anjah, Walter Ndam Tacham  

Multiplication of a woody forest gallery species: Pterocarpus santalinoides L’Hér. ex DC.

June 2018

With climatic change, and despite their protection by the Malian forest code, species characterizing the natural forest galleries of rivers in southern Mali are threatened with extinction because of the development of agricultural parcels. A study of seeds germination and the growth of branch cuttings of Pterocarpus santalinoides L’Hér. ex DC. were carried out for multiplication of this typical gallery...

Author(s): Lassina Traoré, Moussa Karembé and Doulaye Dembélé  

Effect of inorganic NP fertilizers and vermicompost on growth, seed yield and yield components of onion (Allium cepa L.) at Maitsebri, northern Ethiopia

June 2018

The NP fertilizer or organic resources alone may not provide sufficient amounts or may be unsuitable for alleviating specific constraints to crop production. Therefore, a field experiment was conducted at Maitsebri Research Station of Shire-Maitsebri Agricultural Research Center (SMARC) to study the effect of inorganic NP fertilizers and vermicompost on growth, seed yield and yield components of red onion (Allium cepa...

Author(s): Kiros Asgele, Kebede Woldetsadik and Fikreyohannes Gedamu  

Effects of volumetric soil water content and fertilizer rate on growth and baicalin accumulation in two species of Scutellaria

June 2018

Scutellaria or skullcap is a genus containing approximately 350 species of flowering plants, many of which are sold and marketed for their medicinal value. Flavonoids found in Scutellaria spp. have demonstrated anti-inflammatory, antiviral, sedative, antithrombotic and antioxidant affects. Baicalin, a flavonoid produced by Scutellaria spp., is an important compound used to treat anxiety. Scutellaria spp. have potential...

Author(s): Amanda Morgan, Brian Joseph Pearson, Gul Shad Ali, Kimberly Moore and Lance Osborne

Growth and yield of potato (Solanum tuberosum L.) cultivars as influenced by plant spacing at Haramaya and Hirna, Eastern Ethiopia

May 2018

A field experiment was conducted at Haramaya and Hirna during the main cropping season of 2013 to determine the appropriate plant spacing for potato cultivars in relation to growth and yield. The treatments consisted of five seed tuber spacing (75 cm × 30 cm, 60 cm × 30 cm, 60 cm × 25 cm, 50 cm × 25 cm and 45 cm × 20 cm) and four potato varieties (Bubu, Badhassa, Zemen and Chiro). A...

Author(s): Birhanu Tsegaye, Nigussie Dechassa and Wassu Mohammed  

On-farm demonstration and evaluation of improved lowland sorghum technologies in Daro Lebu and Boke districts of West Hararghe Zone, Oromia National Regional State, Ethiopia

May 2018

This experiment was conducted in Daro Lebu and Boke districts of West Harerghe Zone with the objectives of evaluating lowland sorghum varieties on farmer’s field and creating linkage and networking among stakeholders. Three kebeles were selected purposively based on sorghum production potential, two kebeles from Daro Lebu and one kebele from Boke district. Five farmers and one Farmer Training Center participated...

Author(s): Mideksa Babu, Fekede Gemechu and Asfaw Zewdu

Evaluation of selected botanical aqueous extracts against cabbage aphid (Brevicoryne brassicae L. (Hemiptera: Aphididae) on cabbage (Brassicae oleraceae L.) under field condition in Kobo District, North Wollo, Ethiopia

May 2018

Cabbage is one of the most important vegetable crops under cultivation throughout the world, especially in Africa including Ethiopia. Cabbage aphid is a sap sucking insect pest that damage cabbage. Growers use synthetic chemicals to control cabbage aphids. The aim of this study was to evaluate the efficacy of Azadirachta indicae, Otostegia integrifolia and Crinum ornatum aqueous extract against cabbage aphids. The field...

Author(s): Desale Getahun Nahusenay and Getnet Atenafu Abate

Influence of climate on fruit production of the yellow plum, Ximenia americana, in Burkina Faso, West Africa

April 2018

Fruits of Ximenia americana have socio-economic value for the local people in West Africa. Understanding the possible influence of climate conditions on fruit production is a basis for better exploitation planning and sustainable management of the species. This study aims to assess the fruit production of X. americana according to tree size across a climatic gradient. The mean total number of fruits, the mean weight of...

Author(s): Ounyambila Lompo, Anne Mette Lykke, Benjamin Lankoandé and Amadé Ouédraogo

Impact evaluation on survival of tree seedling using selected in situ rainwater harvesting methods in Gerduba Watershed, Borana Zone, Ethiopia

April 2018

Establishing forest plantation on degraded rangelands play a key role in forest rehabilitation processes through afforestation or/and reforestation. In-situ rainwater harvesting has positive impact on seedling survivals at degraded rangelands. A quadrant of 10 m × 10 m of five times replication at three slope classes under area enclosure was used. Both survived seedlings and soil physical parameters were collected...

Author(s): Demisachew Tadele, Awdenegest Moges, Mihret Dananto

Collection and characterization of garlic (Allium sativm L.) germplasm for growth and bulb yield at Debre Markos, Ethiopia

March 2018

Garlic (Allium sativm L.) is the most widely used crop among cultivated Allium species in Ethiopia and it has a wide range of climatic and soil adaptation. Production of the crop is confronted with a number of problems and the total production and productivity in the country is low. Among many contributing factors, lack of improved varieties and garlic rust are the major ones. In view of this, an experiment was carried...

Author(s): Yebirzaf Yeshiwas, Belete Negash, Tegibew Walle, Yohaness Gelaye, Abayneh Melke and Kassahun Yissa 

Determinants of outlet choices by smallholder onion farmers in Fogera district Amhara Region, Northwestern Ethiopia

March 2018

Market outlet choice for small holder onion producers is mandatory, since onion crop is a perishable horticultural crop. This study was aimed at assessing determinant of market outlet choice by smallholder onion farmers in Fogera District of Ethiopia. A stratified random sampling technique was employed, to select 150 onion producers in the study area. Multivariate probit model was employed to identify the factor...

Author(s): Taye Melese, Degye Goshu and Assefa Tilahun

Determination of the economic threshold level of tomato leaf miner, Tuta absoluta Meyrick (Lepidoptera: Gelechiidae) on tomato plant under glasshouse conditions

February 2018

Tomato leaf miner, Tuta absoluta (Meyrick) (Lepidoptera:Gelechiidae) is an important pest of tomato crops native to South America. It is considered to be one of the major pests of tomato crop in Ethiopia since 2012. The aim of this study was to determine the economic threshold level of T. absoluta under glasshouse conditions. The damage potential and economic threshold level for T. absoluta larvae on tomato crop were...

Author(s): Tadele Shiberu and Emana Getu

Physico-chemical properties of soil under the canopies of Faidherbia albida (Delile) A. Chev and Acacia tortilis (Forssk.) Hayen in park land agroforestry system in Central Rift Valley, Ethiopia

January 2018

This study was conducted to evaluate the effect of Faidherbia albida and Acacia tortilis on soil physico-chemical properties at Langano and Tuka in farm fields of Bora District where both trees are traditionally retained on the farm. At each site, four F. albida and four A. tortilis trees were purposively selected and soil sample collected from four directions at three distances (1.35, 3.35 and 26.35 m) from tree trunk...

Author(s): Komicha Negeyo Desta, Nigatu Lisanenwork and Mohammad Muktar

Assessment of beekeeping production system and constraints in Sude Woreda, Arsi Zone Oromia Ethiopia

December 2017

The study was conducted in Arsi Zone Sude Woreda, Oromia region, Ethiopia aims to assess beekeeping production systems and constraints. Totally, 90 households were selected for the study. Semi structured questionnaire was prepared to collect primary data. The collected data were analyzed using descriptive statistics and the results were organized by tables and graphs. Based on the survey result, about 97% of the...

Author(s): Alemayehu Weldearegay and Abera Anja

Trees species diversity in perennial crops around Yapo protected forest, Côte d’Ivoire

November 2017

The potential of agricultural landscapes for tree species diversity conservation in perennial crop was examined in the Southeast of Côte d’Ivoire. Based on botanical survey of trees and shrubs species, the beta diversity has been assessed and diversity profile, species accumilation curves, and rank abundance have been compared from 70 plots of 500 m2 selected in the Yapo Protected Forest (YPF), a Voluntary...

Author(s): Vroh Bi Tra Aimé, N’guessan Kouakou Edouard and Adou Yao Constant Yves,

Growth responses of branch cuttings of Cordia africana to physiological age

October 2017

The use of accurate cutting age in vegetative propagation is a key element in improving plant performance. To investigate the effect of physiological age on Cordia africana, branch cuttings from 1-3-, 8-10- and ≥15-year-old trees were grown under open-field conditions for two months. The cuttings were monitored for flushing and growth. The number of days to flushing was lowest for the 8-10-year-old and highest for...

Author(s): Titus Fondo Ambebe, Maghah Josephine Akenji and Njoya Moses Tita Mogho

Yield improvement in hot pepper through demonstration of improved variety (Melkashote) with improved production technologies under irrigation scheme, Abergelle, Tigray, Ethiopia

September 2017

The demonstration was conducted in 2014/15 production season at Tanqua-Abergelle district, particularly at Hadash-Tekhli (Zembaw) irrigation scheme at farmers’ land. The scheme has high irrigation potential for horticultural crops production. But, improved technologies have not yet demonstrated. Therefore, the objective of this research was to demonstrate improved variety of pepper with improved management...

Author(s): Hintsa Meresa, Tsegay Gebreselassie, Fantay Belay, Haftu Kelelew and Atsbha Gebreslassie

Vegetative propagation of selected clones of cocoa (Theobroma cacao L.) by stem cuttings

September 2017

The government of Cameroon is responsible for distributing hybrid cocoa seeds to farmers in Cameroon. These high-yielding and pod rot-resistant hybrids are obtained from self-incompatible commercial clones used for seed production by manual pollination of freshly opened flowers. The experimental procedure for the propagation technique of these clones has never been reported. The objectives of this study are to assess...

Author(s): Essola Essola Emmanuel Junior, Caspa Roseline Gusua, Tchatchoua Dorothy Tchapda and Owona Ndongo Pierre Andre

Biology of Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae) under different temperature and relative humidity

August 2017

Tomato leaf miner, Tuta absoluta (Meyrick) is a pest of Solanaceae crops, particularly tomato (Lycopersicon esculentum (Miller)) and potato (Solanum tuberosum Linnaeus) in the world. There are different records on the biology of T. absoluta in the world mainly due to variations in temperature and relative humidity. In Ethiopia, night temperature is very low and day temperature is very high. Due to this reason, it is...

Author(s): Tadele Shiberu and Emana Getu

Management of root-knot nematode Meloidogyne incognita (Kofoid and White) Chitwood in Tomato (Lycopersicon esculentum Mill. through poultry manure and rapeseed cake

July 2017

Study was conducted in Diredawa Haramaya University Research Station in naturally root-knot nematode infested soil to determine the effect of poultry manure and rapeseed cake against root-knot nematode infestation and yield of tomato var. Mraglobe. Five levels of poultry manure (0, 5, 10, 15 and 20 ton/ha) and three levels of rapeseed cake (0, 100 and 200 kg/ha) were applied in experimental plot three weeks before...

Author(s): T. Shiferaw, N. Dechassa and P. K. Sakhuja

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