heavy yielder

例句：

1. 1. The farmer is knownfor his heavy yielder crops.
   这位农民以他的高产作物而闻名。
2. 2. Thenew irrigation system will help increasethe yield of our heavy yielder crops.
   新的灌溉系统将帮助我们提高我们的高产作物的产量。
3. 3. He decided to switchto a heavy yielder variety of wheat.
   他决定改种小麦的高产品种。