April 2012

Estimation of haulage capacity and nest activity of different sizes of harvester ant (Messor galla forel) for major small grain cereals in Nigeria

The experiment assessed the nest activity index, stock depletion rate and haulage capacity of the three ant worker-size categories as susceptibility indices of millet, sorghum, rice and wheat grains. Results of the study indicated significant (P<0.01) difference in all the assessed parameters among the test cereals, worker-ant sizes and their interaction. Millet grains were significantly more susceptible compared to...

Author(s): Zakari Goji Silas Turaki, Joy Zakari Turaki, Joshua Dalli Zira and Abba Bukar Abba-Masta

April 2012

Rural household livelihood strategies in drought-prone areas: The case of Gulomekeda District, Eastern Zone of Tigray National Regional State, Ethiopia

Despite the continuing economic centrality of agriculture in the district, farm households engage and pursue diverse non-farm livelihood activities to cope with diverse challenges and risks such as drought. This paper aims to assess the relative importance of existing livelihood strategies adopted by the different socio-economic groups; the link between households’ ownership and access to different...

Author(s): Gebrehiwot Weldegebrial Gebru and Fekadu Beyene