To date, insect resistance has been provided by a gene from the soil bacterium Bacillus thuringiensis (Bt).

目前，抗虫害的特性是取自土壤中杆菌苏力菌（Bacillus s thuringiensis，下文简称Bt）的一个基因。

youdao

The two varieties that passed safety inspection express a gene for a protein from the bacterium Bacillus thuringiensis (Bt) that's toxic to insects.

两种通过安全检测的水稻品种表达了一种来自苏云金芽胞杆菌（Bt）蛋白的一种基因，能够使得害虫中毒。

youdao

The report examines the take-up of maize that has had the gene for a natural insecticide produced by a bacterium called Bacillus thuringiensis, or Bt, engineered into it.

ECONOMIST: Genetic modification works