| abstract |
(57) [Summary]nPROBLEM TO BE SOLVED: To easily provide trees and vegetables even in a tropical dry zone Can be planted and greened by reliable growth Greening methods for sandy areas, etc., and structures for greening provide.nSOLUTION: The required cross-sectional area and depth formed by excavation The outer cylinder member 1 is mounted in the space X having Soil with water retention material inside 1 After filling, the central part Vegetable soil S containing water retention material in the voids formed in Two Fill The filled inner cylinder member 2 is arranged, and each soil S 1 , S Two Irrigation After making enough water retention in the internal water retention material, Soil S in inner cylinder member 2 Two Sowing or planting seedlings outside Soil S by cylindrical member 1 1 Of water in the outside In addition to blocking outflow, the soil S 1 By inner cylinder member Soil S in 2 Two Insulated from geothermal heat, Growing plants while keeping them moist, preventing drying You. |