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Date palms are a vital crop in the Arabian Gulf, providing food, shelter, and economic benefits. This study focuses on the impact of organic nutrient fertilizers on the soil health and growth of two date palm cultivars, Shishi and Nabit Saif. The central question addressed is how organic fertilizers affect the levels of soluble nitrogen (N), phosphorus (P), and potassium (K) in the soil. Previous research has highlighted...
Study on the effect of spacing on seedling growth and quality parameters of Juniperus polycarpos
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An investigation was undertaken to study the effect of spacing on seedling growth and quality parameters of Juniperus polycarpos under nursery conditions. One-year-old germinants of Juniperus polycarpos were transplanted in nursery beds under four different spacing to observe the seedling growth and quality parameters. The maximum shoot length (50.53cm), root length (33.92cm), collar diameter (7.48mm), number of roots...
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The effect of bio-inoculants and PGRs on germination and seedling growth of wild Ber (Ziziphus rotundifolia Lamk.) under laboratory condition was conducted in the Department of Seed Science and Technology, CCS Haryana Agricultural University, Hisar during the session 2021-22. The seeds removed from stone were treated with five bio-inoculants viz, Azoteeka- Mac 27, Azoteeka- HT 54, Phosphoteeka- P36, Azospirillum,...
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To take appropriate forest conservation and rehabilitation measures, it is important to assess the views and perception of community at local level. This study, therefore, attempted to assess the farmers’ perception to deforestation, causes of deforestation and its impacts in Chencha woreda, South Ethiopia. In addition, the study also tried to identify the methods owned by the local farmers for management of forest. The...
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In 2012-2017, the activity of bacteria, ray fungi and microscopic fungi from microorganisms was studied in field experiments with the aim of studying the effect of micronutrients on the productivity of winter wheat in moderately eroded gray mountain-brown soils. The regularity of the activity of the microorganisms that play a major role during the vegetation period of wheat was studied. It was found that the micronutrients...
DYNAMICS OF TIMBER VALUE CHAIN IN THE SOUTHERN HIGHLANDS OF TANZANIA
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This paper describes the dynamics of the timber value chain in the Southern Highlands of Tanzania. Specifically, the study strove to identify key actors, their roles, functions, and interactions in various nodes along the timber value chain. The study employed a cross-sectional design. Mixed research methods for data collection were employed for the study; key informants’ interview, focus group discussions and researchers’...
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Start with problem statement sentence (e.g. Increasing population and rapid decline in the forest cover, poor increment, low sustainable yield and increasing demand lead to shortage of timber and fuel-wood in Botswana) Thus a study was carried out to examine the effect of pre-treatment on germination of Guibortia coleosperma and Amblygonocarpus andongensis seeds. The experiment was set up in a completely randomized design...
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Simulation models may be helpful for assessing the impacts of irrigation water stress in crop yield. This research focuses on the assessment of the ability of the AquaCrop model to simulate yield of mango under full and deficit irrigation [regular deficit irrigation [(RDI) and partial root zone drying irrigation (PRD)] in the semi-arid regions of Egypt. The validation of simulation program was performed using the results...
Growth and yield responses of date palm to foliar application of micro-nutrients
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This work aimed to study growth and yield responses of 'Barakawi' date palm cultivar to the foliar application of micro-nutrients at Al-Bakheet village, Karima Locality, Northern State, Sudan. Physical and chemical analyses of soil are shown in Appendix (1). The study was arranged in a randomized complete block design. The treatments were: Control, FeSO4.7H2O, ZnSO4.7H2O and MnSO4.H2O.They were applied as a foliar...
Study on Wild Edible Plant diversity in the parts of district Tehri Garhwal, Uttrakhand, India.
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Field investigation of WEPs in the study region documented species which were found well distributed in different life forms in which, trees share the largest proportion with 15 species (41.66%), followed by shrubs with 11 species (30.55%), herbs with 8 species (22.22%), 1 climbers and 1 fern (2.77% each). Of the 36 species documented in the study region, only one species is of Pteridophyta (Diplazium...
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Sources of fertilizer is one of the major factors influencing baby spinach leaf texture, sweetness, bitterness and after-taste. However, the effects of fertilizer sources on baby spinach growth performance and consumer preferences are not known. A survey was carried out at the Seke Teachers’ College community, Zimbabwe to determine the consumer preferences on the baby spinach grown under cattle, poultry, goat manure and...
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Banana (Musa spp.) is the most economical fruit in Ethiopia. Despite its great importance, most of the cultivars grown by banana producers are low yielders with poor fruit qualities for commercial production. This study was conducted to evaluate banana cultivars for their growth, yield and quality performance to find the best variety for the target agroecologies. The results revealed significant varietal differences in...
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A sweet potato production is not practiced in most parts of North Western Ethiopia mainly due to gap of knowledge and awareness about its production system and benefits; and shortage of improved varieties in the area. To overcome such challenges, a study was conducted during 2019 main growing season at Dera and Libokemkem districts that included five white fleshed sweet potato improved varieties (Hawassa-09, Berkuma, Adu,...
Resilience of above-ground biomass in experimental areas in the eastern Brazilian Amazon
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This study aimed to evaluate the resilience of aerial forest biomass, in four experimental areas in eastern Brazilian Amazon. For all areas after reduced impact cutting, it was evident that there is a great loss of biomass in all tree diametric classes, but much more evident in classes with a diameter above 50 cm in the first years after logging. The forest recovered its biomass value due to the growth of the species that...
Recovery of wood volume in experimental areas in the Eastern Brazilian Amazon
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This study was aiming to evaluate the volume of wood after logging in four experimental areas in the Eastern Brazilian Amazon. Two classes of diameter were analyzed, one to characterize the wood stock reserved for future exploration, and another to characterize the volume available for harvest in accordance with Brazilian forestry legislation. As a result, the first diameter class recovered the volume of wood they had...
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Garlic (Allium sativum L.) is an important food and cash crop for rural households in Shaka Zone, south west Ethiopia. Despite the nutritional and economic significance of garlic, to date there are no research efforts pertain to recommend adaptable cultivars with due consideration of the environmental condition of the zone. The present work aimed to evaluate eight garlic genotypes using agro-morphological and nutritional...
Adaptation Trial of Improved Market Type White Haricot Bean Varieties under Hararghe Condition
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Field experiment was conducted at Mechara Agricultural Research centers on-station, Habro district on Busoyitu Farmers Training Center and Fedis Agricultural Research Center’s on station with objective to selecting and recommending the best adapted market type white haricot bean varieties. The experiment was laid out using a randomized complete block design with three replications. ...
Article in Press
Much has been done for the conservation of natural resources; but without the participation of the community around the resource area, sustainable conservation cannot be achieved. Participatory Forest Management (PFM) is the best practice for the sustainable conservation of the remaining natural forest of the country with entire involvement of the community. PFM can sustain the natural resource. This study...
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Oak forests are among the dominant vegetations of Himalaya. Understory vegetation of these forests are influenced by structure and composition of upper canopy species and the microenvironment. This study assessed the diversity and species composition of understory species at six different study sites of Quercus glauca forests in lower Himalaya. Sample plots of 20 m × 20 m, 5 m × 5 m and 1 m × 1 m were taken to...
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A pot experiment was conducted in a high tunnel located in the Research and Teaching Farm of the Department of Crop Science and Horticulture, Faculty of Agriculture, Nnamdi Azikiwe University, Awka, Anambra State, Nigeria to understudy the effect of nursery media on early seedling emergence and growth of KPF-4 and Purple genotypes of Passion fruits (Passiflora edulis).The experiment was laid out as a 2 × 7 split plot...
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Participatory Forest Management (PFM) is a new paradigm system of forest management which is adopted and implemented in order to fulfill the interest, respecting of traditional users, and it is bottom-up approach which encourage a sense of belongingness to the rural people in forest management. This forest management approach is promoted as one way of improving the livelihoods of rural communities, whilst protecting forest...
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Onion is considered as one of the most important vegetable crops produced on large scale in Ethiopia. Onion thrips, Thrips tabaci is a pest of economically important crops of onion (Allium cepa) and causes significant yield loss globally. The present study was aimed to evaluate the efficacy of insecticides for the control of Thrips tabaci on yield and yield component of onion. The experiment was laid out as a randomized...
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The effects of plantain shade and dry season irrigation was examined on the growth, canopy dynamics, flowering and pod production of cacao in the Experimental Station of the Department of Crop, Soil and Pest Management, Federal University of Technology, Akure, Nigeria. The 2 x 2 factorial combinations of unshaded (open sun) and shaded and irrigation intervals (5-day and 10-days)) were arranged in split-plot design....
Chemical dwarfing of Plectranthus ecklonii for producing a potted flowering plant
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lectranthus ecklonii (Lamiaceae) is a soft, erect and fast growing shrub that can reach up to three metres in height, thus making it difficult to grow as a potted flowering plant. Therefore, different rates (0, 2, 4, 8 and 16mg a.i. plant-1) of a growth retardant Paclobutrazol were tested for retarding vegetative growth of P. ecklonii for use as a flowering potted plant. To determine the appropriate rate of paclobutrazol,...
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Homegarden is one form of traditional agroforestry systems and involving deliberate management of multipurpose trees and shrubs in close association with annual and perennial agricultural crops and livestock within the compounds of individual houses managed by family labor. The presence of trees in the homegarden agroforestry system gives multiple services both in tree products (timber, firewood, food, and fodder) and...
Onion Market Chain Analysis in North Gondar Zone, Amhara National Regional State, Ethiopia
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This study tried to analyze the market chains of onion in North Gondar zone with the specific objectives of investigating marketing costs and margins, market participants and their roles. Attempts were also made to identify factors affecting the supply of onion in North Gondar Zone. Structure Conduct Performance approach was used to examine marketing costs and margins, market participants, their roles, and linkages. In...
Survey of anthropogenic activities in kwandonkaya panshanu forest reserve in Bauchi State, Nigeria.
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The impact of Human activities on Kwandonkaya panshanu Forest reserve in Bauchi state was studied. Structured questionnaires, general survey and past records of field reports were used in collecting information on anthropogenic activities in the study area. A total of one hundred and twenty (120) questionnaires were randomly administered among the villagers within the five villages surrounding the forest estate at equal...
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A field experiment was conducted to investigate the effect of different levels of phosprouse (P) fertilizer on bulb yield and yield component of onion grown on clay soils at Wukro district, Tigray, Ethiopia under irrigation for two years. In this experiment six levels of P (i.e., 0, 46, 69, 92, 115, 138 kg P2O5 ha-1) were used. The experiment was arranged in a Randomized Complete Block Design with three replications. The...
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Frequent worsening of land resources have become a serious threat to both the ecological systems and economic development in Ethiopia. These problems attributed directly or indirectly to the rapid declining of forests in unsustainable use and management; to avoid land degradation problem rehabilitation is best option and different studies shown in Tigray, Amhara (wello and shewa) and Oromia region, exclosure is one of the...
Analysis of Red Pepper Profitability in North Gondar zone, Ethiopia
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Ethiopia is the homelands of various spice types. Red pepper is one of the most important spice types that produced by many smallholder farmers both for consumption and marketing purpose in northwestern Ethiopia. However, profitability of spice in general and red pepper, in particular, is not well understood in the study area. Therefore, this research attempted to examine profitability and determinant's profitability of...
Pumpkin: Horticultural importance and its roles in various forms; a review
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Pumpkin (Cucurbita moschata Duch ex Poir) is one of the important among the vegetable crops and native of Mexico and extensively cultivated in India, Africa, Latin America, Southern Asia and the United States. Since past times it is is in the diet of agronomic and some metropolitan areas throughout the world while today pumpkin is more analyzed crop mid-October horticulture, commercial, industrialization, and research....
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The sustainable forest management promotes financial revenues while keeping the forest cover and most of its environmental services. Nevertheless, the logging operation inevitably causes changes in the forest and canopy structure; this paper has the objective of evaluate the changes in the forest canopy following logging. We used hemispherical photography to determine the Canopy Openness (CO), Leaf Area Index (LAI) and the...
INFLUENCE OF DIFFERENT LIGHT INTENSITY ON EARLY GROWTH OF Jatropha curcas L. SEEDLINGS
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This study investigated the influence of different light intensities on the early growth of Jathropha curcas seedlings. Forty (40) seedlings were randomly selected from the germinated seedlings in the nursery and arrayed under four different treatments (0%, 20%, 40% and 60% light intensity). The amount of light being received by each of the seedlings was regulated, using constructed wooden box covered with wire gauze (1 mm...
The volume of logs of fifteen tree species supplied to Sawmills in Benin Metropolis (2010 to 2015
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The over exploitation of forest reserves has led to a decline in the volume of logs of commercial quality timber supplied to the sawmilling industry in Nigeria. As such, many sawmills are becoming moribund. Therefore, this study examined the volume and number of logs of 15 species supplied to sawmills in the Benin metropolis between 2010 and 2015. Data used for this study were collected from 11 randomly selected sawmills...
The impact of cashew production on Nigeria’s economy
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Cashew production in Nigeria has been identified and acknowledged by the government as a means of foreign exchange contributing to the gross domestic product of the economy since 1961, a year after Nigeria’s independence. However, little attention has been paid to increase the production of this all-important cash crop. The economic benefits of the crop are not in doubt. This necessitated a study to empirically examine...
Article in Press
In order to find adaptable citrus varieties for Nigerian ecology, one hundred and twelve (112) varieties of citrus were collected from Florida, United States of America, Israel and locally in Nigeria. The citrus consisted of six species and one hybrid namely: Sweet orange (Citrus sinensis L.) Osbeck) 30 varieties, Tangerine (Citrus reticulata Blanco) 18 varieties, Grape (Citrus paradisi Macf.) 16 varieties, Lemon (Citrus...
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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 from...
Sorption behaviour of thermally and chemically modified selected wood species
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This study investigated the sorption behaviour of thermally and chemically modified selected Entandrophragma utile (Meliaceae) wood species for the purpose of quality improvement. E. utile wood samples with 8000 mm3 dimension were used in this study. The samples were oven dried and thermally treated at temperatures of 160, 180 and 200°C for 30 min. Another set of wood samples were prepared for chemical treatment inside...
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