Haileselassie Gebreselassie, Bereket; Bedadi, (PhD) Bobe; Kidanu, (PhD) Selamyihun; Mamo, Prof. Tekalign
(Haramaya university, 2018-07)
Zinc and iron are among the essential plant nutrients required in relatively small quantities for plant growth. Deficiencies of Zn and Fe have been reported in soils of Tigray, Ethiopia. The deficiencies of Zn and Fe in ...