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41.
蛮汉山旅游资源开发研究 总被引:1,自引:0,他引:1
在实地考察蛮汉山旅游资源的基础上,分类,评价了各旅游区的价值,特色和开发条件,把蛮汉山区划分为4个景观小区,提出了各小区发展方向及开发途径。 相似文献
42.
西安王顺山国家森林公园旅游开发研究 总被引:1,自引:0,他引:1
蔡平 《西北师范大学学报(自然科学版)》2002,38(3):71-74
针对王顺山国家森林公园的资源优势和基本条件,分析了开展森林旅游的必要性,提出了立足保护,适度开发的森林公园建设指导思想,以及开展森林旅游的基本原则,总体布局和主要措施,为实现王顺山森林公园的可持续发展提供科学依据。 相似文献
43.
《Journal of Natural History》2012,46(29-30):1807-1829
Two new species of potamonautid freshwater crabs from eastern Uganda, Africa are described, and Potamonautes niloticus (H. Milne Edwards, 1837) is re-diagnosed with key characters illustrated photographically. A total of four species of crabs are now known to occur on Mount Elgon, which borders both Kenya and Uganda. Two of these species are endemic to the mountain and the distribution patterns of all four species indicate a distinct altitudinal preference. All taxa are compared with similar species and their distributions and natural history are reviewed. Furthermore, three of the crabs recorded from Mount Elgon have been implicated in the transmission of onchocerciasis in East Africa. 相似文献
44.
新沂马陵山旅游资源与开发战略 总被引:1,自引:0,他引:1
谢文君 《徐州师范大学学报(自然科学版)》1995,(2)
马陵山旅游资源丰富,集自然、人文旅游资源于一体,旅游文化独特,开发利用价值大。通过对马陵山旅游资源特征和开发条件评价,提出了该区资源开发的战略设想和相关措施。 相似文献
45.
提出华盛顿的“弗吉尼亚性格--芒特弗农田园性格“之说,论述其特征和由来及其对美国的深远影响,并论其与中国的“入世“、“出世归田“之说的暗合和人生的最高境界. 相似文献
46.
Two days after the March 11,2011,Mw 9.0 Tohoku-oki earthquake,Shinmoedake volcano,located on the Japanese island of Honshu,erupted.Was this eruption triggered by the Tohoku-oki earthquake?Could Mount Fuji and Changbaishan volcanoes also be triggered to erupt?By calculating changes in the regional stress-strain field that resulted from the earthquake,we find that Mount Fuji,Shinmoedake and Changbaishan volcanoes are all located in regions of volumetric expansion.The volumetric expan-sions at a depth of 10 km are up to~220 nano-strain,~8 nano-strain,and~14 nano-strain,respectively,for the three volcanoes. The strain changes inferred from GPS co-seismic displacements also suggest that these three volcanoes are located in regions with surface areal expansion.Considering that the expansional stress may cause the opening of magma channels,exsolution of CO2 gases stored in magma,and a series of positive feedback effects,the Tohoku-oki earthquake may result in an increase in the activ-ity of these volcanoes.Attention should be paid to potential triggering of volcanic eruptions by stress changes induced by the Tohoku-oki earthquake. 相似文献
47.
48.
在泰岳阴司文化背景下,运用文献与田野方法,探寻盛行于泰山东麓民间的总司大帝信仰的历史轨迹。 相似文献
49.
Carbon isotope ratios (δ13C) of plants, litter and soil organic matter (0–5 cm, 5–10 cm and 10–20 cm) on the eastern slope of Mount Gongga were measured. The results show that δ13C values of plants, litter and soil organic matter all decrease first and then increase with altitude, i.e δ13C values gradually decrease from 1200 to 2100 m a.s.l., and increase from 2100 to 4500 m a.s.l. The δ13C altitudinal variations are related to the distribution of C3 and C4 plants on the eastern slope of Mount Gongga, because C4 plants are observed to grow only below 2100 m, while C3 plants occur at all altitudes. There are significantly positive correla-tions among δ13C of vegetation, δ13C of litter and δ13C of soil organic matter, and litter, 0–5 cm, 5–10 cm and 10–20 cm soil or-ganic matter are 0.56‰, 2.87‰, 3.04‰ and 3.49‰ greater in δ13C than vegetation, respectively. Considering the influences of rising concentration of atmospheric CO2 and decreasing δ13C of atmospheric CO2 since the industry revolution on δ13C of plants, 1.57‰ is proposed to be the smallest correction value for reconstruction of paleovegetation using δ13C of soil organic matter. 相似文献
50.
沙畹是国际学术界公认的汉学研究大师,他曾二次来到中国,二次登上泰山,翻译《史记·封禅书》,他撰写的《泰山》一书是西方汉学界第一部全面系统研究泰山信仰文化的学术著作,他还对泰山石刻作了较为全面的研究。 相似文献