Montemurro, Pasquale, Mariano Fracchiolla, and Antonio Lonigro. “Effects of Some Environmental Factors on Seed Germination and Spreading Potentials of Silybum Marianum Gaertner”. Italian Journal of Agronomy 2, no. 3 (September 30, 2007): 315–320. Accessed May 3, 2024. https://www.agronomy.it/agro/article/view/ija.2007.315.