Why Would A Gourd On The Vine Start To Shrivel Up?

Question

I have 2 other gourds on the same plant that are growing fine.

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Answer 1

Look for insects. These articles should help:

https://www.gardeningknowhow.com/edible/vegetables/gourd/growing-gourd-plants.htm
https://extension.umn.edu/plant-diseases/insects-and-diseases-cucumber-pumpkin-and-squash
http://www.ladybug.uconn.edu/FactSheets/gourds.php