Zircon grains of magmatic origin from tuffite layers in the Xiamaling Formation at Zhaojiashan Village, Xuanhua area, Hebei Province, were used for zircon datin
The four effective antagonistic Bacillus strains,isolated from the rhizosphere soil of cucumber in a greenhouse,produced antifungal volatiles. These volatiles s
BACKGROUND:Olfactory ensheathing cells can promote oriented differentiation and proliferation of neural stem cells by cell-secreted neural factors. OBJECTIVE:To