The source regions of the Yangtze and Yellow Rivers are important in the field of eco-environmental change research in China because of its distinct alpine ecos
Khaya belongs to the family Meliaceae.In Nigeria the genus is represented by three species viz;K.senegalensis A.Juss.,K.grandifoliola C.DC.and K.ivorensis A.Che
This article attempts to investigate the measure effect of rubble roadbed engineering in permafrost regions of Qinghai-TibetPlateau.As a case study,Chaidaer-Mul