Smart Nutrient Solution Temperature Control System for Oversummering Lettuce Cultivation Based on Adaptive Dung Beetle Optimizer-Fuzzy PID. - Cai, Yuliang; Zhao, Zelan; Guo, Wenzhong; Xu, Hailing; Teng, Yunfei; Han, Xiaobei; Zhao, Qian; Wang, Lichun (Applied Sciences (2076-3417), 2025)