Effects of D ifferen t Rhizobia Inocula ted on Acacia c rassica rpaTissue2Cultured Plantlets Soil greenhouse gases emission from an Acacia crassicarpa plantation under effects of understory removal and Cassia alata addition. Tissue Culture System of Axillary Proliferation of Acacia crassicarpa Responses of Acacia Crassicarpa seedlings and soil nutrition to Rhizobia isolated from Acacia Crassicarpa 16S rDNA and nifA Gene Sequence Analysis of Rhizobium Strain HJ06 Isolated from Acacia crassicarpa