Discovery and exploration of lignans from Dendrobiun chrysotoxum as new botanical insecticides against Acyrthosiphon pisum and Bursaphelenchus xylophilus - Wen-Yu Wang; Yue-Tong Zhu; Chuan-Le Guo; Bo-Tao Lu; Chun-Huan Li; Jin-Ming Gao; Meng Yang (Pesticide Biochemistry and Physiology, 2026)