Soybean plants subjected to the procedure yielded 20 per cent more crops.

经过这一程序的大豆作物产量增加了 20%。

For instance, if we counted all the aphids, on all the soybean plants, just on North American farms, we would find as many as a quadrillion aphids.

例如，如果我们将它们全部计算在内所有大豆植物上的蚜虫，仅在北美农场，我们会发现大约一千万亿只蚜虫。

He says researchers using a computer were surprised to find that they were able to create a soybean plant that can be both more productive and use less water.

他说使用电脑的研究者吃惊地发现，他们能制造出一种既高产又需较少水分的大豆作物。