As scientists have developed more productive crop varieties, farmers have switched from growing many traditional varieties to new high-yield varieties. For example, in Peru, the Indians once grew 500 native varieties of potatoes. That number has been reduced to about twenty major potato varieties, worldwide.

Why is it potentially dangerous to reduce the number of crop species in potatoes?

Question

Biology

Maribel Thomas

23 March, 03:28

As scientists have developed more productive crop varieties, farmers have switched from growing many traditional varieties to new high-yield varieties. For example, in Peru, the Indians once grew 500 native varieties of potatoes. That number has been reduced to about twenty major potato varieties, worldwide.

Why is it potentially dangerous to reduce the number of crop species in potatoes?

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Answers (1)

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Kenny Daugherty · Answer 1

The answer is It makes the overall crop more susceptible to pests or disease. One variety of potato may be less susceptible to potato blight than another, so it may survive and keep producing potatoes, whereas the other one died. so its c.)