Plant Ecology Research Papers/Topics

FLORISTIC COMPOSITION, STRUCTURAL ANALYSIS AND REGENERATION STATUS OF WOODY PLANT SPECIES IN DABAL FOREST, EAST HARARGHE ZONE, OROMIA, ETHIOPIA

Abstract: The study was conducted in Dabal forest to investigate the floristic composition, population structure and regeneration status of woody plant species (WS) in the forest. 52 nested quadrats of the size 20m × 20m, 10m x 10m and 5m × 5m for tree/shrub, sapling and seedling respectively, were laid systematically along seven line transects. For each quadrat, variables such as altitude, longitude and latitudes were recorded by using Garmin 62 GPS. A meter marked stick was used to measu...

ALLOMETRIC EQUATION FOR ESTIMATING HIGHLAND BAMBOO (Oldeania alpina (K. SCHUM.) STAPLETON) CARBON POOLS ALONG ALTITUDINAL GRADIENTS: THE CASE OF GARAMBA FOREST, SOUTHERN ETHIOPIA

Abstract: Due to a lack of species-site-specific models, information about the carbon (C) stock potential of highland bamboo in various carbon pools is limited. Thus, the objective of this study was to develop an allometric equation for estimating highland bamboo C pools along altitudinal gradients in Garamba forest, southern Ethiopia. Using a systematic design approach, 34 plots were chosen and placed along a transect in the altitude range. Then, bamboo culm diameter at breast height (DBH),...

WOODY SPECIES DIVERSITY, VEGETATION STRUCTURE AND CARBON STOCK POTENTIALS OF HALLIDEGHIE WILDLIFE RESERVE, ETHIOPIA

Abstract: The study was carried out in Hallideghie Wildlife Reserve, Afar National Regional State, Ethiopia with objectives to assess woody species diversity, vegetation structure and carbon stock potential of the reserve. Woody plant species diversity, vegetation structure and carbon stock potential of the study area undertaken in four vegetation type by using stratified sampling approach. A total of 12 horizontal transect lines were laid out in the four vegetation types and a total of 36 q...

PLANT SPECIES DIVERSITY AND COMPOSITION OF HOMEGARDEN AGROFORESTRY AND ITS CONTRIBUTION TO RURAL HOUSEHOLD LIVELIHOOD IN GIBE DISTRICT, SNNPR ETHIOPIA

Abstract: Homegarden agroforestry is commonly defined as a land use system involving deliberate management of multipurpose trees and shrubs in intimate association with annual and perennial agricultural crops and invariably livestock within the compounds of individual houses, the whole tree-crop, and animal unit are being intensively managed by family labor. The aim of this study was to investigate diversity and composition of homegardens agroforestry (HGAF) and its benefits for rural househ...

EFFECT OF PLANT SPACING ON YIELD COMPONENTS AND YIELD OF SOYBEAN [Glycine max (L.) MERRILL] VARIETIES IN DALE SEDI DISTRICT, WESTERN ETHIOPIA

Abstract: Soybean is an important crop in the tropical, hot sub-moist agro-ecological zone of western Ethiopia. However, the yield of the crop is limited due to lack of appropriate plant density for the varieties. Therefore, the experiment was conducted to determine the effect of inter and intra row spacing on growth, yield components and yield of soybean varieties during 2016 cropping season in Dale Sedi District, western Ethiopia. Four inter row spacing (30, 40, 50 and 60 cm) and two intra...

EFFECT OF PLANT SPACING ON YIELD RELATED TRAITS AND YIELD OF COMMON BEAN (Phaseolus vulgarism L.) IN CHIRO DISTRICT OF WEST HARARGHE Zone, EASTERN ETHIOPIA

Abstract: One of the basic agronomic practices to improve the yield potential of common bean is identification of optimum plant spacing. Thus, field experiment was conducted to assess the effect of inter-row and intra-row spacing on the yield and yield components of common bean using variety Dursitu (DOR-811) at Chiro District in eastern Ethiopia. The treatment consisted of four inter- row (20, 30, 40 and 50cm) and four intra- row (5, 10, 15 and 20 cm) spacing arranged in factorial combinati...

RESPONSES OF FABA BEAN (Vicia faba L.) TO PHOSPHORUS FERTILIZER RATES AND PLANT POPULATION AT HARAMAYA EASTERN HARARGHE, ETHIOPIA.

Abstract: A field experiment was conducted to study the responses of faba bean (Vicia faba L.) to phosphorus fertilizer rates and plant population at Haramaya University, Rare research site during 2019/2020 cropping season. Factorial combinations of four phosphorus (P2O5) levels (0, 23, 46, and 69 kg/ha) and six plant populations (133,333; 166,667; 200,000; 222,222; 250,000 and 300,000 plants ha-1 respectively were tested. The experiment was laid out in a randomized complete block design (RC...


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