Vision Robotics Corp. Chief Technology Officer Bret Wallach, left, and Chief Operating Officer Tony Koselka show the prototype of the company’s automated grapevine pruner. The contrast is stark between the high-tech systems integration under the machine’s tarp, above, and its nondescript appearance on the outside.

Vision Robotics Corp. Chief Technology Officer Bret Wallach, left, and Chief Operating Officer Tony Koselka show the prototype of the company’s automated grapevine pruner. The contrast is stark between the high-tech systems integration under the machine’s tarp, above, and its nondescript appearance on the outside. Photo by Melissa Jacobs.

The proper way to care for grapevines — very old knowledge depicted in ancient art and mentioned in scripture — is being taught to robots in Sorrento Valley...

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