A discharge of lightning, and electricity supplied by that, thus may temporarily (for the remaining period of the growing season) cause the appearance of cropmarks, which in other years may not appear not at all. The resulting effect is to some extent highly dependent on that, how intensive was the "power supply", through which ways it was conducted underground and on the surface and from where it was conducted into the field.
utekelezaji wa umeme, na umeme Hutolewa Hiyo, HIVI inaweza Muda (kwa vipindi Kubakia wa msimu wa kupanda) kusababisha muonekano wa cropmarks, ambayo katika miaka mingine inaweza kuonekana si wakati wote. athari kusababisha ni kwamba baadhi ya vipengele kuchaguliwa hutegemea sana Kwamba, jinsi kubwa ilikuwa "umeme" Njia kupitia Ambayo ilikuwa umefanywa chini ya ardhi na juu ya uso na kutoka ambapo ilikuwa umefanywa ndani ya uwanja.