Tomato and tobacco plants can both decipher sagebrush warning signals.

蕃茄与菸草株 皆可解读山艾树的警告讯号。

Individual sagebrush plants in the same meadow release slightly different sets of alarm chemicals.

同个草原的个别山艾树会释放稍微不同的警示化学。

I searched among the sagebrush for my next clue.

我在山艾树丛中寻找下一条线索。

" Perhaps I can help." Ignoring the fool, I wandered deeper into the sagebrush.

“也许我能帮忙。”我不理睬这个傻瓜，继续向山艾树深处走去。

They make bowl shaped nests on the ground, typically underneath a sagebrush shrub.

它们在地面上筑碗状的巢穴，通常在山艾灌木下。

Every spring, at the break of dawn, sagebrush  country fills with a strange burbling sound.

每年春天，黎明时分，艾树丛中都会充满奇怪的嗡嗡声。

But as winter sets in, the sage grouse diet shifts to 100% sagebrush.

但随着冬天的来临，鼠尾草松鸡的饮食转变为 100% 鼠尾草。

Stretches of sand and sagebrush gave way to fertile fields bearing crops of wheat, corn, fruits, vegetables, and grass.

大片的沙子和山艾树让位于肥沃的田野，上面长着小麦、玉米、水果、蔬菜和草。

But because these chemicals seem to be inherited, like human blood types, sagebrush plants communicate more effectively with relatives than with strangers.

但是这些化学质就像是被遗传的，像人类的血型，灌木蒿和亲属之间的交流较陌生属来说更为有效。

15. Thanks to modern irrigation, crops now grow abundantly in areas where once nothing but cacti and sagebrush could live.

15。受当代灌溉(技术设施)之赐，农作在原来只有仙人掌和荞属科才能生存的地方旺盛的生长。

Certain kinds of plants, like sagebrush and lima beans, are able to pick up on those airborne messages and adjust their own internal chemistry accordingly.

一些特定的，例如灌木蒿和利马豆，能够检测到这些空气信息因子，然后相应地调节它们内部自身的化学状。

But when Big sagebrush sends its super-deep roots far into the soil to search for water, it brings that water up to the shallow-rooted plants as well.

但是，当大山艾树将其超深的根深入土壤寻找水时，它也会将水带到浅根中。

Throughout the summer, other branches on the same sagebrush plant got eaten less by insects wandering through, and so did branches on neighboring bushes, suggesting that they had beefed up their anti-insect defenses.

在整个夏天里，在这株灌木蒿上的其他枝桠被到处飞舞的昆虫吃的相对较少。周围株的叶子也同样被昆虫吃得少，这表明它们的抗虫性得到的增强。

MARION HYDE: Then finally the balloon came down in kind of a little ravine where sagebrush were growing, and a root had been exposed on the side of the ravine from a sagebrush.

玛丽恩·海德：最后，气球落到了一个小山沟里，那里长着山艾树，山沟边的山艾树露出了一根根。

The Columbia Basin Pigmy Rabbit feeds on sagebrush almost exclusively in the winter, and the loss of its sagebrush-rich habitat to agricultural development and wildfires is one of the main reasons it was declared extinct, along with predation.

哥伦比亚盆地侏儒兔几乎只在冬天以山艾树为食，农业发展和野火失去了它丰富的山艾树栖息地，这是它被宣布灭绝的主要原因之一，还有捕食。

It's estimated that this species went from  16 million birds in the pre-settlement late 1800s to as few as 200,000 remaining  today, reflecting the widespread loss and fragmentation of the sagebrush they rely so  heavily on.

据估计，该种从 1800 年代末定居前的 1600 万只鸟类减少到今天仅存的 20 万只，这反映出它们如此严重依赖的山艾树的广泛消失和破碎。

If the conifers and sagebrush are soloists, the wheat field is a corps de ballet, each stem following all the rest in bursts of movement, a million ballerinas bending, one after the other, as great gales dent their golden heads.

漫山遍野铺满了野生小麦。如果说针叶树和山艾是独舞员，那么麦田就是一个芭蕾舞团。大风刮过，每根麦秆都跟随大家一起律动，宛如无数位芭蕾舞者一个接一个弯下腰来，在金黄的麦田表面留下凹痕。