Ramifications of different externally applied nitrogen sources on the physiology and yield of hybrid maize (Zea mays L.)
Muhammad Waseem1*, Asghar Ali1, Muhammad Tahir1 and Mumtaz Hussain2
1Department of Agronomy, University of Agriculture, Faisalabad, 38040, Pakistan.
2Department of Botany, University of Agriculture, Faisalabad, 38040, Pakistan.
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