There would be no weather-related crop failures due to droughts, floods or pests.

不会发生干旱、洪水或害虫导致与天气相关的农作物歉收的现象。

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Before the Europeans made contact with the Americas, they subsisted mainly on grains, grains that often suffered from crop failures.

在欧洲人接触美洲人之前，他们主要以谷物为生，这些谷物经常遭受歉收。

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As a result, modern farmers attempting to grow corn in the ancient Maya homelands have faced frequent crop failures, especially in the north.

因此，特别是在北部地区，现代农民试图在古玛雅家园种植玉米却面临歉收。

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The seeds can also resist the Striga weed, a big cause of crop failures in Africa.

VOA: special.2009.07.07

Farmers don't know if they'll still be protected from crop failures or other natural disasters.

NPR: US Economy Hamstrung By Washington's Brinksmanship

The weather has caused massive crop failures, driving a significant spike in the price of corn.

CNN: 'Meatless Monday' too hot a potato for USDA

That was mostly because of crop failures and starvation, relief from which Americans still celebrate at Thanksgiving.

ECONOMIST: The theory of the thrifty gene