Ecology of grazing lawns in Africa

GP Hempson, S Archibald, WJ Bond, RP Ellis… - Biological …, 2015 - Wiley Online Library
Grazing lawns are a distinct grassland community type, characterised by short‐stature and
with their persistence and spread promoted by grazing. In Africa, they reveal a long co …

Crop yields in European agroforestry systems: a meta-analysis

V Ivezić, Y Yu, W Werf - Frontiers in sustainable food systems, 2021 - frontiersin.org
Agroforestry is the practice of integrating woody vegetation with crops and/or livestock
production in order to strengthen ecological services on farmland and achieve a more multi …

Responses of terrestrial ecosystem phosphorus cycling to nitrogen addition: A meta‐analysis

Q Deng, D Hui, S Dennis… - Global Ecology and …, 2017 - Wiley Online Library
Aim Anthropogenic additions of nitrogen (N) are expected to drive terrestrial ecosystems
toward greater phosphorus (P) limitation. However, a comprehensive understanding of how …

Changes in nitrogen and phosphorus limitation during secondary succession in a karst region in southwest China

W Zhang, J Zhao, F Pan, D Li, H Chen, K Wang - Plant and Soil, 2015 - Springer
Background and aims Nitrogen (N) and/or phosphorus (P) limitation to primary productivity
and other biological processes can change in a variety of ways as ecosystems develop …

Monitoring grass nutrients and biomass as indicators of rangeland quality and quantity using random forest modelling and WorldView-2 data

A Ramoelo, MA Cho, R Mathieu, S Madonsela… - International journal of …, 2015 - Elsevier
Land use and climate change could have huge impacts on food security and the health of
various ecosystems. Leaf nitrogen (N) and above-ground biomass are some of the key …

The influence of savanna trees on nutrient, water and light availability and the understorey vegetation

F Ludwig, H de Kroon, F Berendse, HHT Prins - Plant Ecology, 2004 - Springer
Abstract In an East African savanna herbaceous layer productivity and species composition
were studied around Acacia tortilis trees of three different age classes, as well as around …

Hydraulic lift in Acacia tortilis trees on an East African savanna

F Ludwig, TE Dawson, H de Kroon, F Berendse… - Oecologia, 2003 - Springer
Recent studies suggest that savanna trees in semi-arid areas can increase understorey
plant production. We hypothesized that one of the mechanisms that explains the facilitation …

Below‐ground competition between trees and grasses may overwhelm the facilitative effects of hydraulic lift

F Ludwig, TE Dawson, HHT Prins, F Berendse… - Ecology …, 2004 - Wiley Online Library
Abstract Under large East African Acacia trees, which were known to show hydraulic lift, we
experimentally tested whether tree roots facilitate grass production or compete with grasses …

A handbook for the standardised sampling of plant functional traits in disturbance-prone ecosystems, with a focus on open ecosystems

BJ Wigley, T Charles-Dominique… - Australian Journal of …, 2020 - CSIRO Publishing
Plant functional traits provide a valuable tool to improve our understanding of ecological
processes at a range of scales. Previous handbooks on plant functional traits have …

Ecological selection pressures for C4 photosynthesis in the grasses

CP Osborne, RP Freckleton - Proceedings of the …, 2009 - royalsocietypublishing.org
Grasses using the C4 photosynthetic pathway dominate grasslands and savannahs of warm
regions, and account for half of the species in this ecologically and economically important …