Sharifi, Mohammad Sedghi, Amir Heydari, Abdolghayoum Gholipouri, Rauf Seyed. “A Very Simple Model For Simulating Sugar Beet Yield For Potantial Production”. Journal of Phytology 1, no. 5 (October 1, 2009). Accessed October 8, 2025. https://www.updatepublishing.com/journal/index.php/jp/article/view/2031.