Shalyuta B, KostitskayaЕ. The Yield of Silphium Perfoliatum L. Depending on the Conditions of Cultivation. AgricEng [Internet]. 2018Jul.1 [cited 2025May11];22(2):91-7. Available from: http://www.agriceng.ptir.org/index.php/AgricEng/article/view/69