A pot experiment with 38 commonly cultured rice cultivars showed that the effect of Cu (100 mg kg~(-1)) on rice growth, grain yield and accumulation of Cu in brown rice varied greatly with different cultivars.

• 通过对铜污染(100mg kg~(-1))条件下38个水稻品种的土壤盆栽试验,结果表明:不同水稻品种的产量和铜在糙米中的积累量存在显著差异。