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 Influence of fertigation regimes on yield and fruit quality of grapefruit under Khartoum State conditions, Sudan.
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ISSN 1728-9556. Available at: &lt;<a href="http://journals.uofg.edu.sd/index.php/gjas/article/view/1256" target="_new">http://journals.uofg.edu.sd/index.php/gjas/article/view/1256</a>&gt;. Date accessed: 25 june 2026.