Transcriptomic and physiological analyses uncover the biocontrol mechanism of Bacillus amyloliquefaciens ZG2 against postharvest black spot disease in 'Yuluxiang' pear - Yifan Qin; Qianqian Ren; Cunxi Li; Yuanyuan Chen; Dan Zheng; Zhihui Yu; Huixian Zeng; Bing Deng; Weihao Wang; Shiping Tian; Xiaoyu Zhang (Postharvest Biology and Technology, 2026)