Palynological investigations in the Orce Archaeological Zone (OAZ) (Guadix-Baza Basin, Granada, Spain), Venta Micena 1 (VM1), Barranco León (BL) and Fuente Nueva 3 (FN3) are presented. This archaeological region is connected with first Homo populations Western Eurasia during Early Pleistocene. The VM1 pollen record characterized by Ephedra, to a lesser extent, Pinus, Juniperus evergreen Quercus...

Abstract Soil bacterial play special roles in the maintenance and stabilization of wetland ecosystem. To investigate community structure diversity rhizosphere soils four dominant plants riparian wetlands mountain reservoir Zhejiang province, V4+V5 areas 16S rDNA gene bacteria were sequenced analyzed by Illumina HiSeq 2500 high-throughput sequencing technology. The results indicated that 27 phyl...

Annual seedfall was measured over a 24-year period for three canopy species, Fraxinus platypoda, Pterocarya rhoifolia, and Cercidiphyllum japonicum, in riparian forest the Chichibu Mountains, central Japan. We collected seeds from 20 traps approximately every month, except winter. platypoda P. rhoifolia fluctuated, with 2-year cycle. The of C. japonicum also but this species produced year, an a...

OBJECTIVE To evaluate the molluscicidal activities of three Chinese plants N. indicum Mill, R stenoptera DC, and R. japonicum Houtt, and to clarify the molluscicidal mechanism. METHODS N-butanol extracts and water extracts of the three plants were obtained. The reactions of EST isozyme, glycogen and total protein of snails to the plant extracts were studied. RESULTS EST electrophoresis show...