He had come to Mexico in 1944, leaving a good job at DuPont, to increase grain yields, and to bring these half-starving people food.

1944年，他来到墨西哥，辞去了杜邦公司的一份好工作，目的是提高粮食产量，为这些处于半饥饿状态的人们提供食物。

youdao

Every rise of one degree Celsius means a ten percent reduction in grain yields.

每升温摄氏一度意味着农作物减产一成。

youdao

The important limited factor is the severe water and soil erosion in hilly fields to result in low and unstable grain yields.

但辽宁坡耕地水土流失严重，粮食产量低而不稳，是限制的重要因素。

youdao

Australia is a major food exporter, and if drought dramatically cuts yields, that could cause global prices for grain,meat and other foods to rise.

VOA: standard.2009.09.03

Their grain yields, he told villagers, were better than he had ever managed in Pennsylvania.

ECONOMIST: Obituary

With above-average yields, Mercer had to give Koch some grain, but he's not complaining.

FORBES: Creative destruction 101

When yields are above 90%, Koch takes a third of the surplus grain.

FORBES: Creative destruction 101