When it comes to potentially doubling the output of the world’s fourth largest food crop, the secret may be in the spit. Researchers at Cornell University, as well as the University of Goettingen and National University of Colombia, have discovered that when a major South American pest infests potato tubers, the plant produces bigger spuds. The secret to this increased yield is found that the saliva of the Guatemalan potato moth larvae.
Science Brief thanks to EurekAlert.
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To double spud production, just add a little spit
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