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Four Trifolium repens (white clover) cultivars were evaluated under field conditions to determine the potential of these cultivars to sucessfully develop Rhizobium-associated root nodules. Nodulation of T. repens is often poor, because of suboptimal environmental conditions or absence of...
Arthropods are valuable biological indicators owing to strong relationships with primary producers. The supposition that arthropod-plant interactions are constant over seasons was tested using Mantel tests on correlations between these groups. A total of 78 plant species and 108 arthropod...
Quantification of the short-term impact of burning in terms of the encroacher shrub Seriphium plumosum and grass tuft mortality, seed germination of the shrub (field and seed bank), aboveground phytomass production, plant density and basal cover of the grass sward was conducted in semiarid...
Interactions between mature grass plants and grass seedlings have been found to be both facilitative and competitive. To examine the effects of aboveground and belowground competition on seedling biomass and the effects of soil depth on competitive interactions, seedlings of three locally common...
Mean annual soil respiration correlates with net primary productivity and therefore provides an indication of ecosystem functioning. Soil respiration, however, varies considerably in space and time owing to the influence of factors such as soil nutrient content, temperature and water content....
2010, Klaus Hess Publishers, Sudetenland-Str. 18, 37085 Göttingen, Germany; and PO Box 90624, Windhoek, Namibia Hardcover, 3 volumes, XLIV + 1375 pp + CD-ROM ISBN 9789991657301 (Namibia and South Africa), 9783933117441 (Germany and rest of the world). Price R600/€75
2010, Wiley-Blackwell, The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, UK Softcover, 448 pp ISBN 9781405177856. Price £45.00/€54.00
2010, Earthscan Publications, Dunstan House, 14a St Cross St, London, EC1N 8XA, UK Hardcover, 360 pp ISBN 9781844079162. Price £60.00
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