Alemu Rorisa, Seyoum; Tana, (PhD) Tamado; Abdulahi, (PhD) Jemal
(Haramaya university, 2017-05)
Bread wheat is a major cereal crop in Ethiopia and in the study area, but its yield is
limited due to minimum use of improved varieties, diseases, weeds, low soil fertility and
lack of location specific fertilizer ...