The physiological process of germination depends on several environmental factors such as temperature, water potential, light, nutrients and smoke. Water and temperature are determinant factors for seed germination. Both factors can, separately or jointly, affect the germination percentage and germination rate. The effect of temperature on germination and water potential on germination canoften...

The soil in some areas of northern China is heavy owing to the presence clay and stones, which significantly affects normal operation a planter as well growth rice. In this regard, study proposes seedbed clearing shaping device for dry direct-seeded rice, can be used remove stones seeding area, break blocks, leveling, groove forming. overall structure roller proposed was developed based on theo...

The continuous growth of the investigation group water resource management is based on research processes by applying project-based learning model mainly, a methodology that seeks to promote active participation students in academic activities such as presentations, undergraduate work and published articles, this order improve soft skills within framework qualitative applied field real cases, l...