Announcement of Retraction

Richard Williams

Abstract


The editorial board announced this article has been retracted on April 20, 2023.

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Article Title: Intra-Row Spacing and Variety Interaction Effects on the Yield Performance of Sunflower (Helianthus Annuus L.) in Calabar

Author/s: Effa, Emmanuel Bassey, Uko, Aniefiok Effiong, Undie, U. L., Ansa, Joseph. E. O.

Journal Title: Journal of Agricultural Studies

ISSN 2166-0379

Volume and Number: Vol. 6, No. 2, 2018

Pages: 133-144

DOI: 10.5296/jas.v6i2.13319


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DOI: https://doi.org/10.5296/jas.v6i2.13319

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Copyright (c) 2018 Effa, Emmanuel Bassey, Uko, Aniefiok Effiong, Undie, U. L., Ansa, Joseph. E. O.

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Journal of Agricultural Studies   ISSN 2166-0379

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