October 2020

Effects of furrow dimensions on water productivity and yield of onion at small scale Irrigation Ilu Gelan district West Shoa Ethiopia

This study was conducted at the Ilu Gelan district Western Shewa zone of Oromia Regional State to evaluate the impacts of furrow dimensions on yield and water productivity of onion. The experiment was laid out in a randomized complete block design with three treatments replicated four times. The experimental treatments including farmer practice or T1 (farmer practice with top width of 23 cm, bottom width of 13 cm and...

Author(s): Adisu Tadese, Habtamu Bedane, Eshetu Mekonnen and Gudeta Ganamo

December 2020

Value chain analysis of farm grown Melia volkensii (Gurke) timber in the South Eastern Dry lands of Kenya

This paper analyzes the value chain of Melia volkensii timber grown on farms in the South Eastern dry lands of Kenya. The “filiere” approach was used to analyze the institutional and the economic dimensions of the chain, while technical dimensions were analyzed using on-farm timber sawing systems. Six main actors; tree farmers, timber merchants, sawyers, timber yard operators, furniture makers, and end...

Author(s): George Muthike and Joseph Githiomi  

December 2020

Comparative growth and dry matter accumulation in selected tree species in response to quarry dust media amendments

Field and laboratory trials were conducted to assess the effect of quarry dust amendments media on plant growth (biomass) of various selected tree species for re-vegetation purposes of post quarry sites in Ndurugu, Kiambu-Kenya. A randomized complete block design experiment was piloted with two-month-old nursery established seedlings of four tree species (Acacia abyssinica, Casuarina equisetifolia, Eucalyptus grandis...

Author(s): Joyce Kemunto Ayusa, John Bosco Mukundi and Aggrey Ochieng’ Adimo