Elsayed AAA, Bardisi A, Nawar DAS, Hassan AASA. Productivity, Head Quality, and Leaf Tipburn of Lettuce Plants as Affected by Foliar Spray with Calcium Chloride Under Different Rates of Nitrogen Fertilization. injoere. 2026;6(S5):1352-1362. Accessed July 10, 2026. https://injoere.com/index.php/injoere/article/view/1529