This paper analyses the diverse significance, hereditary strength and dependence of several main characters among the varieties of different Bt gene anti-insect cottons.
对不同抗虫棉品种间几个主要性状的差异显著性、遗传力及相关性进行了分析。
By splicing the Bt gene that manufactures its toxic protein into the plant (say, corn or potatoes), the entire plant is rendered toxic to the pest, all without the use of pesticides.
通过接合Bt产毒素的基因入植株上，那么整棵植物都可以抵御昆虫而不需农药了。
Bt is a bacterium that was discovered in the early twentieth century. Farmers started using it as a natural way to kill insects. Then scientists learned how to put a Bt gene into cotton plants.
BT是在二十世纪早期被发现的一种细菌。农户们把它当作一个天然杀死昆虫的方法开始泛用。之后科学家获悉到把BT基因植入棉花中的方法。
Using Brassica napus CV. Xiangyou 13 as materials, BT toxic protein gene was introduced into oilseed rape via ovary-injection.
以甘蓝型油菜湘油13为试验材料，运用子房注射法将BT毒蛋白基因导入油菜。
Xiangyou 13 as materials, BT toxic protein gene was introduced into oilseed rape via ovary-injection.
以甘蓝型油菜湘油13为试验材料，运用子房注射法将BT毒蛋白基因导入油菜。
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。
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。
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。
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