Yuliasmara, Fitria, Sri Sukamto, and A. Adi Prawoto. “Systemic Inducing Resistance on Cocoa Seedling Against Vascular Streak Dieback By Boron and Silikon Application”. Pelita Perkebunan (a Coffee and Cocoa Research Journal) 27, no. 3 (1). Accessed December 29, 2024. https://ccrjournal.com/index.php/ccrj/article/view/157.