Agronomy Research Papers/Topics

EVALUATION OF FARMERS’ HANDLING PRACTICES, EFFECT OF SEED SOURCES AND SEED SIZES ON SEED QUALITY, YIELD AND YIELD COMPONENT OF FABA BEAN (Vicia faba L.) AT KERSA MALIMA DISTRICT, CENTRAL

Abstract: Faba bean is one of the most important pulse crops grown in Kersa Malima district both in terms of area coverage and volume of annual production. It is used as food and income for farmers, yet the major production limiting factors are sub-optimal seed handling practices, the use of inappropriate seed sources and varieties. Thus, this study is set with the objectives of assessing farmers’ production and seed handling practices, determine the effect of seed sources, variety and see...

EFFECT OF TIED-RIDGE AND MULCHING ON GROWTH, YIELD AND YIELD RELATED PARAMETERS OF SORGHUM (Sorghum bicol-or (L.) Moench) IN BABILE DISTRICT EAST HARARGHE ZONE, ETHIOPIA

Abstract: Soil moisture stress is one of the major problems that affect the growth and yield of sorghum crops during the main season in arid and semi-arid areas of East Hararghe. In such an area, integrated in-situ water conservation techniques and the application of mulching are very important. The study was conducted to evaluate the effect of tied ridge and mulching on sorghum growth, yield, yield-related components, and water use efficiency in Babile District East Ha-rarghe Zone which is ...

VARIATION IN GROWTH AND FRUIT YIELD OF OKRA [Abelmoschus esculentus (L.) Moench] AT DIRE DAWA, EASTERN ETHIOPIA

Abstract: Okra is one of indigenous genetic resource of Ethiopia, but only few studies were carried out to assess its variability and performance throughout the country. Therefore, it was necessary to continue the evaluation of available okra indigenous and introduced varieties to identify superior okra genotypes. Thus, this research was conducted to assess variation in growth and fruit yield of okra genotypes and genetic variability of indigenous and introduced okra genotypes for morpho-agr...

ON-FARM DIVERSITYASSESSMENT OF WHEAT (Triticum aestivumL.)INYEM SPECIAL WOREDA, SNNPR ETHIOPIA.

Abstract: The purpose of this study was to assess on farm wheat landrace/ varieties) in Yem Special Woreda. A farmer based cross-sectional descriptive study was designed to assess on farm diversity of wheat landrace in Yem special woreda. A multi-stage sampling procedure was used in selection of agro-ecological zones, kebeles, and wheat growing farmers. Three kebeles from highland and two kebeles from midland agro-ecological zones were purposively selected. A total of 178 sample wheat growin...

ASSESSMENT AND EFFECTS OF FERTILIZER AND IRRIGATION LEVEL ON MAIZE (Zea mays L.) PRODUCTIVITY AT BOLOSO SORE DISTRICT, SOUTHERN ETHIOPIA

Abstract: Maize productivity under irrigation is affected by several factors including climate, soil and water management, quality of water and soil, and levels of irrigation and fertilizer application. This study consisted of four objectives to (1) analyze rainfall and temperature variability and change, (2) assess farmers' preferences for soil and water management practices, (3) assess the quality of water and soil, and (4) determine the effects of fertilizer and irrigation levels on maize...

SMALLHOLDER FARMERS’ ADAPTATION TO CLIMATE CHANGE IN POTATO (Solanum tuberosum L.) PRODUCTION AND RESPONSE OF THE CROP TO APPLICATION OF FERTILIZERS AND IRRIGATION IN THE EASTERN HIGHLANDS

Abstract: First and foremost, I would like to thank Professor Nigussie Dechassa (PhD) (chairperson of the advisory committee), for his well-articulated professional guidance, constructive criticisms, hospitality and for all kinds of support he provided me starting from the problem identification up to the completion of the work. In addition, his meticulous review of the manuscripts was pivotal in enhancing the quality of the dissertation and its presentation. I also extend my gratitude to th...

CLIMATE VARIABILITY, IMPACTS ON MAIZE (Zea mays L.) YIELD, AND SMALL HOLDER FARMERS’ PERCEPTION AND ADAPTATION STRATEGIES IN WEST BADAWACHO DISTRICT OF HADIYA ZONE, SOUTHERN ETHIOPIA

Abstract: Climate variability affects crop productivity at both global and local scales, and adaptation of agricultural practices against this variability helps to translate perception of the farmers to decision-making process. This study was initiated to analyze climate variability, examine its effect on maize productivity, and assess perception and adaptation strategies of smallholder farmers to climate variability in West Badawacho District. Climate and crop data from 2000-2019 were colle...

TECHNICAL EFFICIENCY IN TEFF PRODUCTION: THE CASE OF SMALLHOLDER FARMERS IN JAMMA DISTRICT, SOUTH WOLLO ZONE, ETHIOPIA

Abstract: Teff is one of the dominant crops and its productivity is low in the study area. This means that it is possible to obtained additional output from existing inputs used, if resource are properly used and efficiently allocated. The aim of this study was to determine the level of technical efficiency of smallholder teff producers and identify factors affecting technical efficiency of smallholder farmers in teff production of Jamma district, South Wollo Zone, Ethiopia. A three-stage sa...

EFFECT OF MUNGBEAN (Vigna radiata (L.) Wilczek) INTERCROPPING ON EARLY GROWTH OF SUGARCANE (Saccharum officinarum L.) UNDER IRRIGATION AT METAHARA SUGAR ESTATE, ETHIOPIA

Abstract: Appropriate planting pattern and suitable variety of mungbean are important agronomic practices to increase the productivity of mungbean and sugarcane. Hence, a field experiment was conducted from June to August 2018 at Metahara Sugar Estate under irrigation to evaluate the performance of mungbean varieties intercropped in different planting patterns with sugarcane varieties; and to assess the effect of intercropped mungbean varieties on early growth and development of the associat...

EFFECT OF INTRA-ROW SPACING AND IN-SITU MOISTURE CONSERVATION ON YIELD COMPONENTS AND YIELD OF MAIZE (Zea mays L.) AT JIGJIGA, EASTERN ETHIOPIA

Abstract: Realizing the importance of developing appropriate cultural practices for maize in Jijjiga area, a study was conducted for one season in 2016 with the objectives to (1) assessing the effect of intra-row spacing and in-situ moisture conservation methods on yield components and yield of maize; and (2) estimate the economically feasible intra-row spacing and in-situ moisture conservation methods for higher productivity of maize. Three intra-row spacing (20, 25 and 30 cm) and four in-s...

EFFECT OF BLENDED NPS AND N FERTILIZER RATES ON YIELD COMPONENTS, YIELD AND GRAIN PROTEIN CONTENT OF BREAD WHEAT (Triticum aestivum L.) IN BORE DISTRICT, GUJI ZONE, SOUTHERN ETHIOPIA

Abstract: Bread wheat is a major cereal crop in Ethiopia and in the study area, but its yield is limited due to minimum use of improved varieties, diseases, weeds, low soil fertility and lack of location specific fertilizer recommendation. Therefore, a field experiment was conducted during the 2016 main cropping season at Bore Agricultural Research Center to evaluate the effect of blended NPS and N fertilizer rates on yield components, yield and grain protein content; and to determine econom...

EVALUATION OF BRACHIARIA (urochloa) CULTIVARS FOR AGRONOMIC PERFORMANCE, FORAGE YIELDS AND CHEMICAL COMPOSITION AT DIFFERENT HARVESTING STAGES

Abstract: A study was carried out at Haramaya University ‘Rare’ site to Evaluate the agronomic performance, forage yields, and chemical composition of three Cultivars of Brachiaria (Xaraes, Piata, and Basilisks) at three harvesting stages (60, 90 and 120 days). The experiment was conducted by 3*3 factorial arrangements in a randomized complete block design (RCBD) with three replications. The plot size was 4 m * 3 m (12 m2 ) with a total land area of 44 m * 15 m (660 m2 ). Data were analy...

FACTORS AFFECTING ADOPTION OF IMPROVED AGRONOMIC PRACTICES AND ITS EFFECT ON INCOME AND NUTRITION: THE CASE OF GROUNDNUT PRODUCING FARMERS IN BABILE DISTRICT, EASTERN ETHIOPIA

Abstract: This study set out to assess factors affecting adoption of improved agronomic practices and its effect on income and nutrition of groundnut producing farmers in Babile district. The study focused particularly on identifying improved agronomic practices used by groundnut farmers, identifying factors affecting adoption of improved agronomic practices, and investigating the effect of adoption of improved agronomic practices on income and nutrition of farm households. The study employe...

EFFECT OF HARVESTING STAGE ON AGRONOMIC TRAITS, HERBAGE YEILD AND NUTRITIVE VALUE OF SUDAN GRASS (Sorghum Sudanense L.), MIXED WITH LABLAB (Lablab purpureus l.) IN FAAFAN ZONE, ETHIOPIA

Abstract: This experiment was conducted with the objectives of determining the effect of harvesting stages on agronomic traits, herbage yield, chemical composition, In vitro dry matter digestibility (IVDMD) and In vitro organic matter digestibility (IVOMD) and In sacco rumen dry matter degradability of Sudan grass mixed with, Lablab in Faafan zone, Ethiopia. The study was executed using 3 x 3 factorial arrangements in randomized complete block design (RCBD) with three replications in plot si...

EFFECT OF VETCH INTERCROPPING AND HARVESTING STAGE ON MORPHOLOGICAL CHARACTERISTICS, DRY MATTER YIELD, AND CHEMICAL COMPOSITION OF DESHO GRASS (Pennisetum glaucifolium)

Abstract: This study was conducted at Haramaya University ‘Rare’ research site to evaluate morphological characteristics, dry matter yield, and chemical composition of Desho grass (Pennisetum glaucifolium) as affected by vetch intercropping and harvesting stage. The experiment was arranged in a 3*3 factorial using a Randomized complete block design (RCBD). The treatments comprise sole Vetch, Desho*Vetch intercrop, and sole Desho grass and three harvesting stages (60, 90, and 120 days aft...


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