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> But less pesticides, less fertilizers, no-till certainly reduces the labor.

How do you figure? Pesticide, Fertilization, Tilling and Harvesting are precisely the types of labor that has been automated and is now done 60-feet wide by 4 miles an hour.

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The automatization is far from being the norm (if you mean autonomous tractor). Then automatization applies to both type of agriculture. But there how do I figure? Not sure to properly understand your question, because less works mean less labors. Automatized or not.

The parent just said "automated". Using a tractor driven by a person to till a field is a vast savings over using a horse or person, as was done previously.

Autonomous vehicles and AI have been vastly oversold as a mean or a source of automation. There's been a huge amount of automation through applying regular machines to things that were previously done by hand and that's still where most labor-saving improvements happen.

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