Crop coefficients and yield response factors for onion (Allium Cepa. L) under deficit irrigation and mulch practices in Samaru, Nigeria
Henry E. Igbadun1* and Ezekiel Oiganji2
1Department of Agricultural Engineering, Ahmadu Bello University, P. M. B. 1044, Zaria, Kaduna State, Nigeria.
2Department of Agricultural Extension Management, Federal College of Forestry, Jos, Plateau State, Nigeria.
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