The data were used in the development of narets for basic and secondary education. Title investigating strategies for sustainable vegetable food crop. The high altitude agroecological zone occupies the largest area followed by mid and low altitude agroecological zones, respectively. Africa around cameroon, it is mostly humid forest in high elevation with high. This study was conducted in three agroecological zones in the district that range between 1500 and 2800 m. The future of agriculture in cameroon in the age of. Subsistent yam cultivation is carried out in all the five agroecological zones, but major yamgrowing areas are found in zone ii, iii, iv and v, mostly in adamawa. Eleven samples out of 65 tested were found infected, 2 samples from the locality of melong in the humid forest agroecological zone with monomodal rainfall, 1 from foumbot and 2 from bamenda in the highlands agroecological zone, and 6 from yaounde, in the. Geographical distribution and dynamics in relation to the ecology of west africa roger blench. This farming system extends from sierra leone to cote divoire, ghana, togo, benin, nigeria, and cameroon mostly in the humid, subhumid agroecological zones. Sudan savannah, guinea savannah, coastal savannah, forestsavannah transitional zone, deciduous forest zone and the rain forest zone. Changesshifts in boundaries between agroecological zones and. Cameroon is sometimes described as africa in miniature, because it exhibits all the major climates and vegetation of the continent. Chapter 4 food and agriculture organization of the united nations.
An agroecological cell aec is defined by a unique combination of landform, soil and climatic characterist. The plant material table 1 was made up of 89 cassava accessions collected between january and march 2015 from the centre, south and east regions humid forest agroecological zone. Title system in three agro ecological zones of the humid. Research open access determinants of yield differences in. The future of agriculture in cameroon in the age of agricultural biotechnology audrey ball sit graduate institute study abroad. Iii agroecological zones assessments gunther fischer, mahendra shah,harrij van velthuizen, freddy nachtergaele encyclopedia of life support systems eolss it should be noted that the aez results have been aggregated to the national, regional. In the present study, a countrywide crosssectional survey was undertaken with the goal of assembling baseline data on the distribution of ticks in different agroecological zones aezs of cameroon. Pdf a comprehensive survey of the prevalence and spatial. Cameroon can be divided into five agroecological zones table 1 distinguishable by dominant physical. The methodology used was innovative in that it characterized tracts of land by quantified information on climate, soils.
Households were chosen randomly within districts representing the different agroecological zones in a country. Agromorphological characterization of cassava manihot. The implications for the epidemiology of tbds and tick control in the country are discussed. Isolated from farm and forest soils of three agro ecological zones of cameroon 2.
System in three agro ecological zones of the humid tropics. Cameroon is situated between latitudes 1o22 and o17 n and longitudes 8o and 16o14 e, and has. Cameroon is politically stable and peaceful, but it ranks 153rd of 188 countries in the human development index. Cameroon can be divided into five agroecological zones table 1 distinguishable by dominant. Agroecological zones in africa funded by the kcp trust fund and conducted in. Sampling zones description the three fungi strains were obtained from soils collected. Vegetables were observed in both single and mixed cropping systems in all agroecological zones. Background ticks and tickborne diseases are a major impediment to livestock production worldwide.
Materials and method plant materials a total of 43 accessions of d. Physicochemical properties of the african pear and black. Vegetation and ecoclimatic zones of nigeria map 3. In addition to extensive mangrove belts, cameroon also holds significant portions of the lower guinea forest ecosystems and zones of endemism extending into densely. Cattle trade and transnational transhumance create risks for the spread of ticks and tickborne. Introduction cassava manihot esculenta crantz is a food crop grown in all agroecological zones of cameroon for its leaves. Appropriate fertilizer npk rates for cassava manihot. Agroclimatic resources and challenges to food production in. It explains the economics of landuse ecology with emphasis on changing over from a conventional model of agriculture to environmentally and ecologicallyfriendly models and the financial incentives that are. International union for the conservation of nature country. The country produces many agricultural goods and benefits from natural resources, including oil, gas, timber and minerals.
In subsaharan africa, smallscale farmers make up the majority of food producers. In table 1 these zones are presented in a northsouth succession, except the mountainous zone which is found at the border with cameroon and the plateau zone in the center of the country. The country is divided into eight bioregions forming several ecological regions. The bimodal humid forest zone extends over most of the south cameroon plateau at altitudes of between 500 and 1,000 m, covering the centre, south. Cowpea quality seed indicators as influenced by field application of selected biofertilizers and mycoinsecticide in three agroecological zones of cameroon. Pdf cowpea quality seed indicators as influenced by. Natural resources and forestry drought, floods, and high winds are definite threats to water resources, flora and fauna, to biodiversity in general, and therefore to food security in all agroecological zones in cameroon. The country is divided into five geographical zones according to the climatic and vegetative features. Survey of the incidence and distribution of two viruses. The consultations allowed the participation, to various. Cameroon is attractive for this kind of study because its wide range of agro ecological conditions, the result of its two distinct climatic zones which affect plant life. Cameroons forest investment plan 6 fpic free, prior informed consent cnsc national framework for climate services co2 carbon dioxide comifac central african forest commission. Smallholder farmers adaptation to climate change and.
Sudano savanna zone of cameroon and implication for. Innovation for sustainable agricultural growth in cameroon. German agency for technical cooperation gtz march, 1998 addis ababa. Agroecological economics analyzes the current topics that must be addressed in order to provide sustainable agricultural systems. Prior to the 1980s, cameroon possessed food sovereignty. Pdf agroecological zone is a land unit, carved out of climatic zone, correlated with landforms, climate and the length of growing period lgp. The physical properties measured were the weight, the length, the fruit circumference and the pulp thickness, while the chemical analyses included the moisture and protein, lipid and ash contents. Actual yields, cameroon, crop suitability, fuzzy set, maximum attainable yields. Cameroon has a wide range of agroecological zones, having indigenous chicken populations which are thought to be adapted and diversified. Thirty agroecological regions and 88 subregions and 535 units have been identified by adding successive layers of information on the physical. Total annual rainfall ranges from 780 mm in the dry eastern coastal belt to 2,200 mm in.
The narets, in turn, provided the basis for the development of esdoriented curriculums which were submitted by wwf cameroon to minedub and minesec for consideration. Geographical distribution and dynamics in relations to the ecology of west. Cameroon is sometimes described as africa in miniature because it exhibits all the major climates and vegetation of the continent. Research open access determinants of yield differences in smallscale food crop farming systems in cameroon genesis t yengoh abstract background.
Fruits were collected during the harvest peak in three agroecological zones of cameroon. Cemac zone benefits from a diversity of agroecological zones that can be grouped into five. Cameroon can be divided into five agroecological zones table 1 distinguishable by dominant physical, climatic, and vegetative. Fusarium pallidoroseum in maize samples of three agro. This system is not one of the most highly rated systems in terms of drought. A comprehensive survey of the prevalence and spatial distribution of ticks infesting cattle in different agroecological zones of cameroon. Download scientific diagram five agro ecological zones of cameroon and location of the experimental site from publication. Optimization of process conditions for jam production from. The diversity of agro ecological zones in cameroon supports a great variety of cropping patterns and food production types, each of which stands to face. Climate change impacts in different agroecological zones. Sampling design and sample size this study employed a multistaged sampling technique.
Genetic diversity of the cameroon indigenous chicken ecotypes. Genetic diversity of the cameroon chicken populations from agroecological zones i, ii, iii and iv was assessed using 25. Rock phosphate solubilisation by strains of penicillium. Cameroon is home to several plateaus, mountains, hills, and forests, with four patterns of drainage.
Analysis of constraints to agricultural production in the. Unesco eolss sample chapters land use, land cover and soil sciences vol. Data were collected from a random sample of 235 respondents 177 farming households and 58 farm input wholesalers by means of structured questionnaires. A comprehensive survey of the prevalence and spatial. Climate change impacts in different agroecological zones of west africa humid zone. Agroecological zones aezs agroecological zones an agroecological zone aez is a zone or region which has unique combination of physiographic, soil, hydrological and agroclimatic characteristics.
Genetic diversity of sweet yam dioscorea dumetorum kunth. An agroecological zone is a land resource mapping unit, defined in terms of climate, landform and soils, andor land cover, and having a specific range of potentials and constraints for land use. The resulting units are the agroecological zones, which have a unique combination, or a specified range, of soil mapping units, growing period regimes, and thermal regimes. Five agro ecological zones of cameroon and location of the. The area of sample collection included four agroecological zones and eight locations. These zones represent a majority of the agroecological zones within which. The methodology used was innovative in that it characterized tracts of land by quantified information on climate, soils and other physical factors, which are used to predict. Description of cameroons agricultural potentials and agroecological regions cameroon, often described as africa in miniature, is located between latitudes 2.
Maize samples were collected from different locations of cameroon and tested. Characteristics of agroecological zones aez in cameroon. The climate is semiarid in the north and humid in the south. Climate, hydrology and water resources in cameroon ernest l molua and cornelius m lambi1 1 d ep a rt m nofe c is,u v y bupo x 63 c. Materials and methods location of the study site the survey was carried out in two main yamgrowing areas of the northwest and southwest regions of cameroon, in may and june 2009. The original fao agroecological zones project fao, 1978 was an early exercise in the application of land evaluation at a continental scale. Cameroon is attractive for this kind of study because its wide range of agroecological conditions, the result of its two distinct climatic zones which affect plant life.
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