標(biāo)題: Titlebook: Desertification in Developed Countries; International Sympos David A. Mouat,Charles F. Hutchinson Book 1995 Kluwer Academic Publishers 1995 [打印本頁] 作者: hierarchy 時間: 2025-3-21 16:10
書目名稱Desertification in Developed Countries影響因子(影響力)
書目名稱Desertification in Developed Countries影響因子(影響力)學(xué)科排名
書目名稱Desertification in Developed Countries網(wǎng)絡(luò)公開度
書目名稱Desertification in Developed Countries網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Desertification in Developed Countries被引頻次
書目名稱Desertification in Developed Countries被引頻次學(xué)科排名
書目名稱Desertification in Developed Countries年度引用
書目名稱Desertification in Developed Countries年度引用學(xué)科排名
書目名稱Desertification in Developed Countries讀者反饋
書目名稱Desertification in Developed Countries讀者反饋學(xué)科排名
作者: 不可侵犯 時間: 2025-3-21 23:19 作者: 軌道 時間: 2025-3-22 03:35
Secondary Desertification Due to Salinization of Intensively Irrigated Lands: The Israeli Experiencthe developed countries. The major cause is a profound interference in the geochemical/salt balances of irrigated regions. A case-in-point is the recent salinization of the Yizre’el Valley, a 20,000 ha intensively irrigated region in Israel. The extremely intensive and advanced agroecosystem develop作者: faultfinder 時間: 2025-3-22 08:14 作者: harpsichord 時間: 2025-3-22 09:37
A Hierarchical Approach for Desertification Assessment,e patterns and environmental processes at different scales. Patterns and processes in the landscape are perceived to be organized in nested hierarchical structures. To study land degradation in this context, a coupled top-bottom/bottom-up approach was developed. The top-bottom landscape analysis is 作者: 信條 時間: 2025-3-22 13:53
Properties and Erosional Response of Soils in a Degraded Ecosystem in Crete (Greece),ete (Greece) and four locations were selected along the gradient. At the locations precipitation ranged from 1400 mm/year at the highest location to 400 mm/year at the lowest. All locations are affected by the actual land use: intensive grazing, small controlled fires, and abandoned agricultural ter作者: 信條 時間: 2025-3-22 17:38
Identification and Observation of Desertification Processes with the Aid of Measurements from Spaceeractions between the land surface and the atmosphere under varying climatic conditions. The basic tool to improve our understanding of these processes are Soil-Vegetation-Atmosphere-Transfer (SVAT) and climate models. In testing techniques for deriving the needed input data from observations from s作者: 專橫 時間: 2025-3-22 23:20
Where, Why, and to What Extent Have Rangelands in the Karoo, South Africa, Desertified, We sent questionnaires to extension officers of the Department of Agricultural Development, asking them to rank the condition of the rangeland in their extension districts (usually about 500 farms) on a three- or five-point scale. The questionnaire also sought information on the possible reasons fo作者: bronchiole 時間: 2025-3-23 03:17 作者: 睨視 時間: 2025-3-23 07:52 作者: 漂白 時間: 2025-3-23 11:02
Desertification of the Eastern Karoo, South Africa: Conflicting Paleoecological, Historical, and So we review the conflicting and supporting evidence for degradation in the eastern Karoo as reported in recent archaeological, historical, and stable carbon isotope studies as it relates to three key aspects of the debate: the precolonial environment, the rate and nature of change, and the relative c作者: 連接 時間: 2025-3-23 17:10 作者: Generator 時間: 2025-3-23 20:56
Integrated Response Plot Designs for Indicators of Desertification,resources as well as any change occurring in the resource condition over time. The Environmental Monitoring and Assessment Program (EMAP) of the U.S. Environmental Protection Agency has developed a statistical survey design for monitoring the condition of ecological resources on large spatial scales作者: IRATE 時間: 2025-3-24 02:08
Desertification of Subtropical Thicket in the Eastern Cape, South Africa: Are there Alternatives?, Africa. Undegraded ECST forms an impenetrable, spiny thicket up to 3 m high consisting of a wealth of growth forms, including evergreen plants, succulent and deciduous shrubs, lianas, grasses, and geophytes. The thicket dynamics are not well understood, but elephants may have been important browser作者: 精密 時間: 2025-3-24 03:41
Desertification in Australia: An Eye to Grass Roots and Landscapes,n form of desertification is loss of perennial grasses from grasslands, savannas, and open woodlands, often with a replacement by inedible shrubs. Desertification continues to be a problem, especially during droughts when grazing pressures reduce ground cover, laying bare landscapes to wind and wate作者: 環(huán)形 時間: 2025-3-24 10:13 作者: spondylosis 時間: 2025-3-24 13:53
,South Africa’s Arid and Semiarid Rangelands: Why Are They Changing and Can They Be Restored?,s in livestock densities and ranch numbers during the past century imply that carrying capacities for domestic herbivores are falling. Differences in carbon isotope signals with soil depth and abrupt shifts in dominant plant species across ranch boundaries reveal that southern African rangelands are作者: 嚴(yán)峻考驗(yàn) 時間: 2025-3-24 17:01
Impact of Desertification on Temperature Trends in the Middle East,investigation, the temperature records from the Middle East region are analyzed over the period 1950–1990. Results reveal a linear, statistically significant temperature increase of 0.07 .C/decade over the 41-year period. An analysis of spatial controls on these temperature changes reveals a warming作者: breadth 時間: 2025-3-24 20:58 作者: 壓碎 時間: 2025-3-24 23:38
Finance and Capital Markets Seriesby promoting action through local pastoralist and farmer groups and by encouraging the use of effective techniques for rehabilitating landscapes. A strategic application of ponding banks and contour traps with an eye to the landscape has proven successful in stopping and reversing desertification processes.作者: Commodious 時間: 2025-3-25 05:17
https://doi.org/10.1057/9780230508125 intensity of these processes. Remote sensing has been widely used to evaluate data reliability, to fill information gaps, and to reveal the dynamics of land use types resulting from landscape changes.作者: 心痛 時間: 2025-3-25 08:10
https://doi.org/10.1057/9780230508125c shrubs in arid shrublands. But climatic and biological factors constrain rates of passive recovery, and guidelines for active restoration are poor and techniques costly. Moreover, conservation of remaining good rangeland is seldom enforced, and economic considerations usually outweigh the land user’s desire to sustain diversity and productivity.作者: Subdue 時間: 2025-3-25 14:35
Desertification Control: A Framework for Action,e of the important reasons. A related reason is the perception that no real problem exists. A third reason is that degradation control is not cost effective, except for controlling salinity and compaction. It is time to change emphasis from reducing on-site damage to reducing off-site damage.作者: 咽下 時間: 2025-3-25 16:28 作者: Accord 時間: 2025-3-25 21:08 作者: 疲憊的老馬 時間: 2025-3-26 00:41
,South Africa’s Arid and Semiarid Rangelands: Why Are They Changing and Can They Be Restored?,c shrubs in arid shrublands. But climatic and biological factors constrain rates of passive recovery, and guidelines for active restoration are poor and techniques costly. Moreover, conservation of remaining good rangeland is seldom enforced, and economic considerations usually outweigh the land user’s desire to sustain diversity and productivity.作者: apiary 時間: 2025-3-26 04:29
Book 1995first addressed over a generationago, attention was drawn to the compelling, spectacular images of sanddunes engulfing farmlands and parched cattle dying around wells.Research tended to focus on these events as unusual phenomena thatinvolved the unfortunate collision of climate and `irrational‘ land作者: LAITY 時間: 2025-3-26 09:54 作者: 表主動 時間: 2025-3-26 13:53
Finance and Capital Markets Series effect associated with both overgrazing and the degree of human-induced desertification. The results of this study are consistent with theoretical and empirical studies predicting and demonstrating a warming signal associated with these land surface changes in the world’s dryland areas.作者: 彩色的蠟筆 時間: 2025-3-26 18:31
Impact of Desertification on Temperature Trends in the Middle East, effect associated with both overgrazing and the degree of human-induced desertification. The results of this study are consistent with theoretical and empirical studies predicting and demonstrating a warming signal associated with these land surface changes in the world’s dryland areas.作者: nocturia 時間: 2025-3-27 00:19 作者: Arbitrary 時間: 2025-3-27 01:16
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.作者: fixed-joint 時間: 2025-3-27 08:03 作者: Esophagitis 時間: 2025-3-27 12:18 作者: 輕率的你 時間: 2025-3-27 14:57
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作者: aggrieve 時間: 2025-3-27 18:36 作者: hangdog 時間: 2025-3-27 22:03 作者: infinite 時間: 2025-3-28 04:37
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作者: 虛假 時間: 2025-3-28 10:08
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作者: interlude 時間: 2025-3-28 13:39 作者: 拍下盜公款 時間: 2025-3-28 18:07
Desertification of the Eastern Karoo, South Africa: Conflicting Paleoecological, Historical, and Soroo hypothesis as well as the argument that the Karoo’s carrying capacity has decreased in recent years. Finally, the relative responsibilities of humans and climate in the degradation process remain poorly understood and generally have not formed the focus of investigation.作者: 尾隨 時間: 2025-3-28 19:04 作者: noxious 時間: 2025-3-29 01:15
Integrated Response Plot Designs for Indicators of Desertification,rassland, desertscrub, and conifer woodland) of differing productivity levels in an attempt to develop a common plot design for all three resource classes. Basic measurement units were developed to facilitate integration of data collection. Preliminary spatial analysis of the sampling study found co作者: 原告 時間: 2025-3-29 03:03 作者: 拍下盜公款 時間: 2025-3-29 11:19
Book 1995sions ofdesertification as well as the novel approaches that have been used toaddress it within the economies of developed countries. This is donefrom the perspectives and experiences of the numerous authors who havecontributed to this book.作者: 自然環(huán)境 時間: 2025-3-29 11:49
iple dimensions ofdesertification as well as the novel approaches that have been used toaddress it within the economies of developed countries. This is donefrom the perspectives and experiences of the numerous authors who havecontributed to this book.978-94-010-7231-1978-94-009-1635-7作者: expeditious 時間: 2025-3-29 16:44
Marga Peeters,Nidal R. Sabri,Wassim Shahineffect (69.2% decrease in soil loss) than the other species tested. Soil loss on the . plot decreased by 41.7%, and soil loss on the . plot decreased by 29.3%. That the . was only recently planted must be considered in evaluating its protective effects.作者: 不整齊 時間: 2025-3-29 20:59 作者: reptile 時間: 2025-3-30 01:02
https://doi.org/10.1007/978-3-642-35697-1ceptible 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作者: 兒童 時間: 2025-3-30 07:09
Marga Peeters,Nidal Sabri,Wassim Shahinrties that characterize these levels were selected for different disciplines. The bottom-up analysis focused on water movement at different spatial scales. Successfully applying this approach revealed the importance for land degradation of the close linkage between spatial patterns and hydrological 作者: COMMA 時間: 2025-3-30 12:10 作者: cogent 時間: 2025-3-30 14:02
https://doi.org/10.1057/9780230294127pain, 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作者: 配置 時間: 2025-3-30 17:59 作者: 淘氣 時間: 2025-3-30 21:18 作者: 追蹤 時間: 2025-3-31 02:25 作者: 辯論 時間: 2025-3-31 05:32 作者: pulmonary 時間: 2025-3-31 09:17
https://doi.org/10.1057/9780230508125rassland, desertscrub, and conifer woodland) of differing productivity levels in an attempt to develop a common plot design for all three resource classes. Basic measurement units were developed to facilitate integration of data collection. Preliminary spatial analysis of the sampling study found co作者: 雜役 時間: 2025-3-31 14:29 作者: 合群 時間: 2025-3-31 20:46 作者: Abominate 時間: 2025-3-31 23:11
https://doi.org/10.1007/978-94-009-1635-7climate; development; ecosystem; environment; erosion; land degradation; soil; temperature; water; ecotoxicol作者: 尖牙 時間: 2025-4-1 02:56 作者: 策略 時間: 2025-4-1 06:09 作者: CLAN 時間: 2025-4-1 12:29 作者: 星星 時間: 2025-4-1 17:39
Financial and Monetary Policy Studiesthe developed countries. The major cause is a profound interference in the geochemical/salt balances of irrigated regions. A case-in-point is the recent salinization of the Yizre’el Valley, a 20,000 ha intensively irrigated region in Israel. The extremely intensive and advanced agroecosystem develop作者: 使殘廢 時間: 2025-4-1 21:53 作者: 微塵 時間: 2025-4-2 00:23
Marga Peeters,Nidal Sabri,Wassim Shahine patterns and environmental processes at different scales. Patterns and processes in the landscape are perceived to be organized in nested hierarchical structures. To study land degradation in this context, a coupled top-bottom/bottom-up approach was developed. The top-bottom landscape analysis is
