supported by the National Natural Science Foundation of China(No.41877143);the National Key Research and Development Project of China(No.2016YFD0800700);the Science and Technology Planning Project of Guangdong Province(Nos.2015B020237008 and 2015B020207001).
The inessential heavy metal/loids cadmium(Cd)and arsenic(As),which often co-occur in polluted paddy soils,are toxic to rice.Silicon(Si)treatment is known to reduce Cd and As toxicity in rice plants.To better understan...