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Honeybees need adequate nectar and pollen to survive, reproduce, and produce honey. Hence, it is a paramount importance to look for and evaluate the available options for bee forage development during dry times of the year to enhance hive productivity and colony survival. The study was designed to understand the contribution of irrigation based bee forage development as dearth period feed source to bee colony maintenance and hive productivity in Dhana district, Wag Himra zone of the Amhara region, Ethiopia. Two experimental sites, irrigation and without irrigation option, similar perennial bee forage availability in 5 kms and own equal number (9 each) of colonies having similar performances were purposively selected and organized for this study. A total of 5 annual dual purposed bee forage species (composed of spices and vegetables including Guizotia Abyssinica (Noug), Ocimum Basilicum (Zekakebe or Besso bila), and Corriandrum Staivum (Dinblal), Brassica Carinata (Gomenzer), Medicago sativa (Alfalfa)) were planted. Both quantitative and qualitative data from experimental colonies at all sites and planted bee forage species at the irrigation site were collected organized and analyzed using Statistical Analysis System (SAS). Moreover, significant tests for compared means among sites were performed using T-test. The results of this experimental study showed that average honey yield in the irrigation site before and after treatment was 7.72 and 16.24kg respectively while colonies at the non-irrigation site produced an average of 7.69 and 5.36kg of honey showing a significant difference (p<0.05) among periods. More clearly, the food shortage observed in the dry period at the non-irrigation site has forced 44.44% of the colonies to be absconded. This result elucidated that increased hive productivity after treatment was due to available irrigated floral resources established in the dearth period compared to lower production from non-irrigation site. On the other hand, this experiment has supported us to more understand the agronomy of each of the bee forage species used. Moreover, beekeeping farmers, groups and enterprises shall get due awareness creation and/or practical trainings on the use of such options to enhance honey production through alleviating food shortage during dry periods |
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