Patent ID: 9137953
Filing Date: 2015-09-22
Classification: A01G

Abstract:
1. A method comprising: providing an underground vault that comprises a vertical depth; providing a lift mechanism; providing a crop protection system that comprises a housing that rotatably houses two vertically oriented rolls of material for rotation about their respective axes within the housing and that comprises at least two openings for deployment of lengths of material from the two vertically oriented rolls of material in opposing directions wherein each of the rolls comprises an upper axial end and a lower axial end and a distance therebetween that is less than the vertical depth of the underground vault; providing the crop protection system in the underground vault wherein the lift mechanism provides for raising the crop protection system with respect to the underground vault; actuating the lift mechanism to raise the lower ends of the vertically oriented rolls of material above ground; deploying material from at least one of the rolls alongside a growing food crop; and actuating the lift mechanism to raise the material to protect at least in part tops of the growing food crop.