“Study of the Effect of Different Rates of Calcium Carbonate Added to the Soil in the Growth of the ‘Golden Delicious’ Apple Seedling Rootstocks”. Latakia University (formerly Tishreen) Journal for Research and Scientific Studies - Biological Sciences Series, vol. 48, no. 3, Aug. 2026, pp. 393-04, https://journal.latakia-univ.edu.sy/index.php/biosc/article/view/21837.