This is buckwheat, which is a quick growing cover crop.

这是荞麦，一种快速生长的覆盖作物。

He cut down the pines and plowed the land. He sowed a cover crop and turned it under.

他就把松树砍了，把地犁松了，然后种上肥田植物，再犁地把它们翻到土壌下。

" I'm excited about our progresses, " says Brown, who is adding more cover crops that draw worms and crickets for the chickens to eat.

“我对我们的进步感到兴奋，” 布朗说，他正在增加更多的覆盖作物， 吸引蠕虫和蟋蟀来供鸡吃。

In the US, lawn grass is our biggest crop, covering an area around three times larger than any other, making our yards the most heavily irrigated cultivated plant in America.

在美国，牧草是产量最大的农作物，所覆盖的面积约是其他所有作物的三倍，这使得我们的院子种植的作物成为美国最需要灌溉的植物。