For the control point is imperative, therefore, consider not only a place where the crop is not flattened (damaged, weakened), but also that place where the crop is flattened (damaged, weakened) quite irregularly.
Para sa control point ay sapilitan, Samakatuwid, isaalang-alang hindi lamang isang lugar kung saan ang crop ay hindi pipi (nasira, Weakened), ngunit din Iyon lugar na kung saan ang crop ang pipi (nasira, Weakened) medyo irregularly.