Diversity in farmers’ varieties (landraces) of common bean (phaseolus vulgaris l , fabaceae) in south wollo and east gojjam zones of amhara region, ethiopia

Diversity in Farmers’ Varieties (Landraces) of Common Bean (Phaseolus vulgaris L., Fabaceae) in South Wollo and East Gojjam Zones of Amhara Region, Ethiopia Menbere Berhane G/Egziabehar Addis Ababa University Addis Ababa, Ethiopia June, 2017 Diversity in Farmers’ Varieties (Landraces) of Common Bean (Phaseolus vulgaris L., Fabaceae) in South Wollo and East Gojjam Zones of Amhara Region, Ethiopia By: Menbere Berhane G/Egziabehar A Thesis submitted to The Department of Plant Biology and Biodiversity Management Presented in Partial Fulfillment of the Requirements for the Degree of Master of Science in Plant Biology and Biodiversity Management Addis Ababa University Addis Ababa, Ethiopia June, 2017 ADDIS ABABA UNIVERSITY GRADUATE PROGRAMMES This is to certify that the Thesis prepared by Menbere Berhane G/Egziabehar, entitled: “Diversity in Farmers‟ Varieties (Landraces) of Common Bean (Phaseolus vulgaris L., Fabaceae) in South Wollo and East Gojjam Zones of Amhara Region, Ethiopia” and submitted in partial fulfillment of the requirements for the degree of master of science in Plant Biology and Biodiversity Management complies with the regulations of the University and meets the accepted standards with respect to originality and quality Approved by Examining Board: Name Signature (Examiner) (Examiner) Date Prof Zemede Asfaw (Advisor) Prof Zerihun Woldu (Advisor) Dr Berhanu Amsalu (Co- Advisor) (Chairman) ii Abstract Diversity in Farmers‟ Varieties of Common Bean (Phaseolus vulgaris L., Fabaceae) in South Wollo and East Gojjam Zones of Amhara Region, Ethiopia Menbere Berhane G/Egziabehar, MSc Thesis Addis Ababa University, June 2017 This study was conducted on common bean (Phaseolus vulgaris L., Fabaceae) varieties identified by farmers of South Wollo and East Gojjam The field study was conducted in two of the main production areas of the species f o c u s i ng o n 12 kebeles (smallest administrative units) distributed in six districts within the two zones of South Wollo and East Gojjam of Amhara Region The main objective of the study was to investigate on the diversity of common bean landraces (farmers’ varieties) and to know the ethnobotanical values of the crop The field study was carried out between October 2016 and January 2017 A total of 168 informants comprising 144 general informants and 24 key informants (84 men and 84 women) aged between 19 and 75 years were interviewed Structured interviews with general informants and semi-structured interviews with key informants, field observations, guided field walk and market surveys were used to collect information at the household level and at market places Descriptive statistics, informant consensus, preference ranking, ANOVA (analysis of variance), Shannon-Wiener diversity index and t-test were employed for the analysis of the data by using R-software (Rstudio) v 3.2.2 and MS Excel 2016 spread sheet The findings are presented in tables, figures and words A total of 69 common bean landrace seed samples were collected The majority of the farmers gave names to their varieties based on morphological traits, seed color, seed taste and maturity time Interview results indicated that the majority (80%) of the informants asserted that they cultivate local landraces, of which seven distinct farmer-named types of common bean landraces were sorted out Common bean landraces were mainly cultivated as a sole crop but intercropping was also practiced The dominant landraces were NECH BOLOQE in the four strata (SM3 of S Wollo, M2 of S Wollo, M3 of E Gojjam and M2 of E Gojjam) ranging from 70 to 40 % followed by KEYE BOLOQE and DALECHA BOLOQE TEKUR BOLOQE was found (12 % of occurrence) in M2 of S Wollo Informants showed that common bean is an important food item mainly consumed in the form of SHIRO (fine ground grains used in the making of sauces), KIK (split grains for sauce making) and NIFRO (boiled grains) Uses of common bean varieties for human consumption and income generation have statistically significant difference (p