The experiment was conducted at Ambo and Toke kutaye districts, West Showa, Ethiopia, during the dry/off
cropping season of 2013/14. The experiment site is located about 110 and 125 km West of Addis Ababa,
respectively. Ambo was located at latitude 8o57’Ν, longitude 3807'E, annual mean temperature of 18-240C, mean
annual rainfall of 1115mm. and Toke kutaye was located at an altitude of 1990 meter above sea level, latitude of 08°
59’ 01.1’ N. and longitude of 37° 46’ 27.6’ E. The average annual rainfall is 1028.7 mm and maximum and
minimum temperatures of the area 29.6°C and 11.8°C, respectively.