Interactions of copper and phosphorus in accessions of Pfaffia glomerata: effect on growth and yield of β-ecdysone. Rev Bras Plantas Med/Braz J Med Plants [Internet]. 2024 Sep. 18 [cited 2024 Oct. 5];21(4):253-60. Available from: https://rbpm.emnuvens.com.br/revista/article/view/30