April 15, 2024 Velazco-Ayuso, S., G. R. Oñatibia, F. Maestre and L. Yahdjian. 2019. Grazing pressure interacts with aridity to determine the development and diversity of biological soil crusts in Patagonian rangelands. Land Degradation & Development 31(4):488-499. Home » Velazco-Ayuso, S., G. R. Oñatibia, F. Maestre and L. Yahdjian. 2019. Grazing pressure interacts with aridity to determine the development and diversity of biological soil crusts in Patagonian rangelands. Land Degradation & Development 31(4):488-499.