Pdf diversity of woody plant species and their relationship to. It is generally believed that habitat heterogeneity patchiness increases tree diversity in dry forests, wood lands and savanna menaut et al. The diversity of plant species, population structure of woody species, and regeneration status were analysed from 62 quadrats, each with 20 m. Thus the purpose of this study is mainly to make assessment on the woody species diversity so that determine the plant community of the park, and. However, their diversity and area coverage are highly declined through time. Therefore, the present study was initiated to investigate woody plant species diversity, vegetation structure, and regeneration status of woynwuha natural forest in goncha siso enesie district, north west ethiopia. All the woody plant species encountered in each sample quadrats were recorded and. Deforestation, invasive species and land degradation are the main. This study was initiated to assess woody species diversity of traditional agroforestry practices. In addition to analysis of floristic composition and structure, such a kind of study is fundamental and crucial element for conservation and management of the forests. These are commonly broken down further into the deciduous and evergreen categories. In india there are about 45,000 plant species are known that represent about 7% of the worlds flora. Woody plant diversity, evolution, and ecology in the tropics. Pdf status and woody plant species diversity in tara gedam.
Woody species diversity and structure of agroforestry and adjacent land uses in dallo mena district, south east. Land use practices, woody plant species diversity and. Review on woody plant species of ethiopian high forests. Woody species composition, density and diversity along an a. Pdf threats of woody plant species diversity and their. Porcelainberry vine is an example of a woody plant. Woody plant diversity, composition and structure in. Factors affecting woody plant species diversity of. Woody species diversity in traditional agroforestry practices. Box 50 2department of natural resource management, adigrat university, ethiopia abstract.
Ndsu dept of plant sciences diversity diversity comes in many forms. Woody plant species diversity, structure and regeneration. Woody plant diversity, structure and regeneration in the ambo. Pdf savanna land use and its effect on woody plant. Species composition, distribution, and diversity of woody. There are over 3, 00,000 angiosperm species growing on the earth which show enormous diversity in size and form. The park was selected for this study with the objective of investigating land use practices, woody plant species diversity and the associated impacts for its management and sustainability. Therefore this study was conducted to identify plant communities and analyze diversity of woody plant species in the forests. Higher woody plant diversity strengthened the asynchrony of species responses to spatial heterogeneity of forest habitats, which. Recovery of woody plant species richness in secondary forests. Analysis of inventory data was done using microsoft excel. We examined gardens with regard to woody plant species richness. Vegetation data were collected through field observation, species counting, speciemen collection and height and dbh measurements.
Woody species diversity, structure, and regeneration status of yemrehane kirstos church forest of lasta woreda. Patterns of woody plant species richness in the iberian peninsula. Forest provides livelihoods for millions of people worldwide, through provision of different products. In fact, despite higher species richness in all sampled abandoned parcels, in some cases former structural complexity was not maintained. Pdf on jan 1, 2009, debissa lemessa and others published woody plant species diversity of taltalle woodland acaciacommiphora woodland ecosystem, oromia, ethiopia find, read and cite all. The ethiopian flora is estimated to about 6000 species of higher plants of which 10% are considered to be endemic according to institute of biodiversity conservation ibc of ethiopia, 2012 and woody plants constitute about species out of which 300 are trees. Research article diversity of woody plant species of. A total of 50 square quadrats each having an area of 625m2 were used for vegetation data collection. The major impact of humans on forest ecosystems including loss of forest area, habitat fragmentation, and soil degradation leads to losses of biodiversity.
Forests form the major constituents of vegetation resources and thus conservation. Dikaso unbushe gojamme, tesema tekle tanto, floristic composition and diversity of woody plant species of wotagisho forest, boloso sore woreda, wolaita zone, southwest, ethiopia, international journal of natural resource ecology and management. Plant diversity page pd1 diversity in the plant kingdom i. Diversity of woody plant species of gamuwa and oda forests of. A small percentage of tagged seedlings woody species diversity, composition and vegetation structure in a dry forest miombo woodland at mazowe botanical reserve. Pdf woody plant species diversity of taltalle woodland. Woody species diversity and vegetation structure in managed. The diversity in plant life can be understood from the following headings. A small percentage of tagged seedlings woody plant species diversity analysis in awash national park, ethiopia the study was conducted at the awash national park anp, with the objectives of assessing woody plants diversity. But the status of woody species diversity in natural forest and agroforestry.
Woody species diversity, population structure, and. Therefore, ecological study of the parks plant biodiversity is the basis for meaningful planning to rationalize the use of resources in side ccnp. Pdf savanna land use and its effect on woody plant species. Recovery of woody plant species richness in secondary.
Assessment of woody species in agroforestry systems around. Woody species diversity and structure of agroforestry and. Diversity of woody plant species of gamuwa and oda forests of humbo carbon project, wolaita, ethiopia. Woody plant species composition and diversity in disturbed and undisturbed areas of omo forest reserve, ogun state, nigeria. Among such protected areas is maze national park located in gamo gofa zone, south west ethiopia. Currently, intensive use of land for agriculture and high demand of wood for different purpose are leading factors to loss of the plant species 19.
Woody species diversity and important value indices in dense. The study was conducted at grakahsu protected natural vegetation pnv and communal grazing land cgl, in order to evaluate the conservation impact level. Woody plant species diversity analysis in awash national. Sep 03, 2016 no such study has been conducted on the floristic composition and diversity of woody plant species of wotagisho forest. Sdtfs have few widespread woody plant species causing high. Woody species composition and structure in a semi arid. Woody plant richness recovery of secondary forests after clear cutting. Of this total, 67 woody species with 903 individuals and 52 genera were recorded. Also there are very few studies focusing on the plant diversity potential of agroforestry practices 10. Diversity in plant life with diagram biology discussion. These problems can be addressed by integration of agriculture with forests and maintaining the existing forests.
Spatially destabilising effect of woody plant diversity on. Factors affecting woody plant species diversity of fragmented. Threats of woody plant species diversity and their conservation techniques in ethiopia wondie mebrat1 and temesgen gashaw2 1department of biology, adigrat university, ethiopia. A study was conducted in woynwuha natural forest, north west ethiopia to investigate woody plant species diversity, structure, and regeneration status of the. Compared to water, land is an erratic habitat where temperature and moisture availability may change abruptly and dramatically. Status and woody plant species diversity in tara gedam forest, northern ethiopia article pdf available in science, technology and arts research journal 32. Floristic composition and diversity of woody plant species of. The forest plot uses diamonds to summarize effect size and 95% cis of. The objective of this study was to analyse woody plant diversity in response to the effects of anthropogenic disturbances, and topographic variables in different land. Functional and phylogenetic diversity of woody plants drive. Savanna land use and its effect on woody plant species diversity in borana, southern ethiopia.
Pdf woody plant species diversity, structure and regeneration. Pdf status and woody plant species diversity in tara. Data from 322 woody taxa were used to measure genetic diversity within species, and within. Patterns of woody plant species abundance and diversity 165 seedling census because they lack measurable woody stems. Native and exotic woody vegetation communities in domestic.
In the study site, logging is manual and selective. Woody plant species diversity analysis in awash national park, ethiopia the study was conducted at the awash national park anp, with the objectives of assessing woody plants diversity. Composition, diversity and distribution of woody species in. Research article diversity of woody plant species of gamuwa. These separate areas contain geologically old, monophyletic clades of endemic plant species that often have geographically structured intraspeci. Jan 07, 2019 the diversity of plant species, population structure of woody species, and regeneration status were analysed from 62 quadrats, each with 20 m. Diversity of woody plant species and their relationship to physiographic factors in central zagros forests case study. Factors affecting woody plant species diversity of fragmented seasonally dry oak forests in the. Woody species diversity, structure, and regeneration status.
Introduction all modern terrestrial plants are the descendants of algae that adapted to a terrestrial habitat roughly 500 million years ago. Factors influencing levels of genetic diversity in woody. Woody plant diversity, structure and regeneration in the ambo state forest, south gondar zone wondo genet college of forestry and natural resources, hawassa derero a, bekele t, bertake n 2003 population structure and regeneration of woody species in a broadleaved afromontane rain forest, southwest ethiopia. Diversity in terms of genetic materials, families, species and clones. A total of 258 plant species belonging to 119 genera and 63 families were found in awr dry forests. The bestknown examples are trees and shrubs bushes. May 29, 2014 we investigated the composition of tropical dry forest woody species at adult, sapling, and seedling stages, in terms of plant diversity, distribution, and importance value index ivi, and identified the dominant and ubiquitous species in the five study sites having variable edaphic properties. We found that higher woody plant diversity reduced sspf.
Understanding plant species diversity patterns and distributions is critical for conserving and sustainably managing tropical rain forests of high conservation value. Woody plant diversity, structure and regeneration in the. Patterns of woody plant species abundance and diversity in. Most of the reports which are studied in dallo mena districts are focus on the plant species diversity of the natural forest. Woody plants are plants that have hard stems thus the term, woody and that have buds that survive above ground in winter. Woody species composition, structure and diversity of mazowe. The diversity and composition of woody plants in chebera. The forest plot uses diamonds to summarize effect size. Methods we estimated woody plant species richness on grid maps with c. Woody species composition, structure and diversity of vegetation. Pdf woody plant species composition and diversity in disturbed. All woody species were systematically identified and measured in 45 sample plots. The expected numbers of species were obtained for 1, 2, 4, 8, 16, 32 and 64 quadrats in the forest. This study assessed woody species diversity, composition and vegetation structure in a dry forest miombo woodland at mazowe botanical reserve.
1493 1234 757 1620 148 71 279 1019 1466 928 1259 1619 366 759 1021 1074 1286 1255 641 467 281 470 428 704 900 133 1214 790 343 1468 796 1446