It is well known that aridity and erosion are the severe issues impacting agriculture and
ecoenvironment on the Loess Plateau. Aridity directly influences on arable land productivity
and the dynamics of soil organic carbon(SOC) and nitrogen. In order to control soil and water
losses and improve ecoenviroment on the Loess Plateau, the conversion of slope farmland to
grassland and forestland has been carried out. More attention was paid to restoration of
vegetation...
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