Intensification of arsenic toxicity to paddy rice by hydrogen sulfide and ferrous iron, 1: Induction of bronzing and iron accumulation in rice by arsenic

agricultural chemicals ammonium compounds ammonium sulphate animal litter arsenic cereal products cereals crops economic plants elements environment feeds fertilizers fluvisols foods genetic soil types grain crops growing media heavy metals industrial pollutants injurious factors inorganic compounds iron metals nitrogen fertilizers organic compounds organic nitrogen compounds plants pollutants products rice rooting media roughage salts semimetals site factors soil types solid wastes straw sulphides toxicity transition elements vegetable products wastes