Plantings of cotton bioengineered to produce its own insecticide against bollworms, a major cause of crop failure, sustained little bollworm damage until this year.

经过生物工程改造的棉花种植场可以生产自己的抗棉铃虫杀虫剂，而棉铃虫是造成农作物歉收的主要原因，直到今年，棉铃虫的危害都很小。

A crop circle can cause hundreds of pounds of damage.

一个麦田怪圈能导致好几百英镑的损失。

Rice is a resilient crop, and the floods may not do as much damage as some fear.

水稻是适应性强的作物，所以这次的洪水对其造成的破坏可能没有一些人所担忧的那么严重。