Exogenous melatonin enhanced cadmium stress tolerance of cucumber seedlings (Cucumis sativus L.)

Xin Kang, Zi-Qi Pei, Tingting Xu, Cui-Yun Dong, Xue Bai, Cheng Ma, Qiao Zhu, Cai-Hong Chai, Juan Wang, Sheng Zheng, Tengguo Zhang