technologies Agronomic & vegetative rehabilitation [South Africa] Combinations; cultivation & vegetative ผู้รวบรวม: Klaus Kellner 24 ม.ค. 2011, 9:56
technologies Water Harvesting & Basin tillage [South Africa] In-field water harvesting technique ผู้รวบรวม: Cobus Botha 3 ก.พ. 2011, 19:31
technologies Controlling of soil erosion during crop production [South Africa] The technology that applies contouring, mulching and intercropping in SWC. ผู้รวบรวม: Ursula Gaemperli 9 ก.พ. 2011, 9:28
technologies Sub-surface drainage on irrigated lands [South Africa] Drainage of saturated and salinised soils by means of sub-soil drainage pipes ผู้รวบรวม: Hans Edward King 16 ม.ค. 2011, 8:11
technologies Gravity type inverted tyre structure [South Africa] Stabilising of gully erosion by means of gravity type inverted tyre structures filled with stone. ผู้รวบรวม: Mirjam Staehli 18 ม.ค. 2011, 19:55
technologies Chemical bush control [South Africa] To either clear or thin bush (trees) in encroached areas by chemical means. ผู้รวบรวม: Unknown User 19 ม.ค. 2011, 10:37
technologies Rip-ploughing, oversowing [South Africa] Ripploughing and oversowing (sodsowing) of extensive grazing land in order to improve productivity of a semi-arid rangeland. ผู้รวบรวม: Unknown User 15 ม.ค. 2011, 17:45
technologies Water run-off control plan on cultivated land [South Africa] Artificially built watercourses with contour banks with a specific gradient ผู้รวบรวม: Ursula Gaemperli 18 ม.ค. 2011, 14:23
technologies Restoration on degraded duplex soils [South Africa] Restoration of degraded grazing land. ผู้รวบรวม: Francois De Wet 19 ม.ค. 2011, 18:53
technologies Vetiver grass soil conservation system [South Africa] Contour lines of vetiver grass planted within fields of sugar cane, on stream banks and roadsides, to act as ‘hedges against erosion’. ผู้รวบรวม: Unknown User 9 ม.ค. 2011, 10:21
