Scientists also warn that climate change increases the likelihood of disease, including the dreaded la roya, or stem rust.

科学家还警告说，气候变化还会增加疾，包括可怕，即茎爆发可能性。

The researchers explored the makeup of one arabica variety that is resistant to coffee leaf rust.

研究人员探究了一种对咖啡有抗性阿拉比卡品种构成。

A fungal disease called coffee leaf rust.

一种叫做咖啡真菌。

Only plants grown above 1,400 meters in altitude are able to resist the rust.

只有生长在海拔1400米以上植物才能抗。

Coffee leaf rust attacks, coffee plants.

咖啡侵袭, 咖啡植物。

The coffee leaf rust didn't turn out to be as big a problem as farmers had feared.

事实证明, 咖啡并不像农民们担心那样是个大问题。

Today, these genetic similarities mean arabica coffee plants are more likely to be hurt by diseases like coffee leaf rust, which causes costly losses every year.

如今，这些基因相似性意味着阿拉比卡咖啡植物更容易受到咖啡等疾害，而咖啡每年都会造成严重损失。

Due in large part to rust, the price of a pound of coffee for consumers in the U.S. jumped roughly 33% between '11 and '13.

2011~2013年间，消费者层面一磅咖啡单价就上涨了约33%，此次上涨很大程度上都是因为茎。

Due to its limited genetic diversity, the plant is poorly resistant to disease, and in the 1870s, coffee rust devastates coffee production in Ceylon.

由于其遗传多样性有限，这种植物对疾抗力较弱，19世纪70年代， 咖啡重创了锡兰咖啡生产。

The poison is like the rust on wheat or corn and grows sometimes on the marsh grass in puffy black balls that give no warning to a creature.

这种毒药就像小麦或玉米上， 有时会在沼泽草丛中以蓬松黑色球体形式生长， 不会对任何生物发出任何警告。

And if you go to today to a coffee farm, the farmer will usually talk to you a lot about the need to increase water use sufficiency to fight diseases like coffee leaf rust, or coffee borer beetle.

如果你今天去咖啡农场，农民通常会和你谈很多关于增加用水量以对抗咖啡或咖啡蛀虫等疾必要性。