关键词: 比降, 比降, 主河道, DEM, 延河

Abstract:

Basis on the investigating the original ecological environmental conditions of Brasenia schreberi, such as the climate and hydrology of its place of origin etc. as well as its current planting situation, this paper explained the advantages and potentials of exploiting and utilizing the original ecological environment of the Brasenia schreberi in Mahu Lake. It had natural conditions and excellent quality, the good foundation of development, great potential of development and other advantages, there was also original habitat degradation, weak economic base, low scale, insufficient investment in research and other disadvantages. From aspects and so on perfect regulation system, strengthen the original habitat protection, increased research efforts and drive technology demonstration proposed advances the protection, exploitation and utilization of Brasenia schreberi in Mahu Lake of Leibo County.