Root development and soil carbon stocks of tropical pastures managed under different grazing intensities

[摘要] Grasslands may act as a carbon (C) sink or C source depending on how they are managed. Soil C stocks, root biomass, root length, root length density and soil organic C concentrations were assessed on pastures of elephant grass ( Pennisetum purpureum ) man

[学科分类] 农艺学与作物科学