I mean it's not easy to have greenhouse walls that let sunlight in but don't let grow light out. You can direct the light but you are going to have loss.
replyYeah, let's not inconvenience companies.
reply(FYI, it's a solved problem: https://de.made-in-china.com/co_zenong/product_Agriculture-P...)
Sunlight and grow light generally happen at different times.
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