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Titlebook: Desertification in Developed Countries; International Sympos David A. Mouat,Charles F. Hutchinson Book 1995 Kluwer Academic Publishers 1995

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31#
發(fā)表于 2025-3-27 00:19:30 | 只看該作者
32#
發(fā)表于 2025-3-27 01:16:26 | 只看該作者
Financial and Monetary Policy Studiesvoted to six workshops, each of which discussed and made recommendations on one of the following desertification-related topics: common indicators, stressors, socioeconomic factors, innovative approaches, consistent problems, and a proposed symposium and workshop to be held in 1997.
33#
發(fā)表于 2025-3-27 08:03:02 | 只看該作者
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發(fā)表于 2025-3-27 14:57:18 | 只看該作者
Surface Disturbances: Their Role in Accelerating Desertification,ceptible to these disruptions due to the paucity of surface-rooting vascular plants for soil stabilization, fewer nitrogen-fixing higher plants, and lower soil temperatures, which slow nutrient cycles. Desert soils may recover slowly from surface disturbances, resulting in increased vulnerability to
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發(fā)表于 2025-3-28 04:37:53 | 只看該作者
Identification and Observation of Desertification Processes with the Aid of Measurements from Spacepain, during the drying periods of the summers of 1991 and 1994. Ultimately EFEDA aims to determine cumulative fluxes over longer periods to allow discrimination between natural variability and trends over large areas, such as the land around the Mediterranean. To recalibrate and adjust the algorith
39#
發(fā)表于 2025-3-28 10:08:15 | 只看該作者
Where, Why, and to What Extent Have Rangelands in the Karoo, South Africa, Desertified,e had decreased. Rangeland condition in more arid areas tends to be poor. Stocking rates have decreased disproportionately more in arid areas than in the more mesic areas of southwestern South Africa. Grasses were rated as the most threatened group of plants, and succulents the least threatened grou
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發(fā)表于 2025-3-28 13:39:56 | 只看該作者
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