The emergence of new pathogens,such as severe acute respiratory syndrome coronavirus (SARS-CoV),Middle East respiratory syndrome coronavirus (MERS-CoV),and Ebol
Long time exposure of rice plants to strong light will cause leaves chlorosis due to photooxidation, while the long time exposure to weak light will do them sh
In recent years, much progress has been made in China on the relationship between grain yield of F_1 hybrid rices and some physiological characters. Experiment