Q.Cucumber Plant Issue
I have 4 cucumber plants in my garden and all of them are starting to get yellow/brown spots on the leaves. Then the leaves slowly start to curl. Pics included. Please advise

Certified GKH Gardening Expert
It looks like insect damage, but could be the start of an infection, as well.
These articles will help:
https://www.gardeningknowhow.com/plant-problems/pests/pesticides/using-pesticides-safely.htm
https://www.gardeningknowhow.com/garden-how-to/info/using-fungicides-in-garden.htm