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The influence of competition on ramet populations of C. esculentus was studied experimentally at a site near Harare, Zimbabwe. A range of ramet densit...

A new technique is described which can be used to separate the effects of root and shoot interactions between spp. or populations. The technique allow...

In a field trial near Forbes, central-west New South Wales, Trifolium balansae cv. Paradana and T. resupinatum lines SA 12240 and SA 14433 were sown a...

A comparison of the vegetation and soil was made around 2 boreholes, differing in cattle density and exploitation period, in the dry savanna of E. Bot...

The enchytraeid populations of soil samples were recorded for 4 yr in a newly felled area and untreated control area (Sept. 1975-79) and for 2 yr (197...

The effect of livestock on African rangelands has been a major focus of recent research, but little attention has been paid to the way livestock affec...

Land degradation is a major threat to food security in Sub Saharan Africa. Low infiltration rates in degraded soils increase the risk of surface runof...

Woody encroachment is a pervasive challenge facing savanna and grassland managers world-wide. Proposed drivers of the phenomenon range from local chan...

Drylands are Earth's largest terrestrial biome and support one-third of the global population. However, they are also highly vulnerable to land degrad...

Weeds play an important role in arable and horticultural habitats, and models are being developed to improve our understanding of their population dyn...