Michael Cramer &ndash; Research Output

2013

12 Citations (Scopus)

N and P colimitation of N2-fixing and N-supplied fynbos legumes from the Cape Floristic Region

Maistry, P. M., Cramer, M. & Chimphango, S. B. M., 2013, In : Plant and Soil. 373, 1-2, p. 217-228

Research output: Contribution to journal › Article

Cape Floristic Region

fynbos

legumes

nodulation

biomass

8 Citations (Scopus)

N-fertilization does not alleviate grass competition induced reduction of growth of African savanna species

Cramer, M. & Bond, W. J., 2013, In : Plant and Soil. 366, 1-2, p. 563-574

Research output: Contribution to journal › Article

savanna

growth retardation

savannas

grass

grasses

77 Citations (Scopus)

Soil microbial biomass and the fate of phosphorus during long-term ecosystem development

Turner, B. L., Lambers, H., Condron, L. M., Cramer, M., Leake, J. R., Richardson, A. & Smith, S. E., 1 Jun 2013, In : Plant and Soil. 367, 1-2, p. 225 - 234

Research output: Contribution to journal › Article

microbial biomass

phosphorus

ecosystems

ecosystem

biomass

2012

13 Citations (Scopus)

Benefits of photosynthesis for insects in galls

Haiden, S. A., Hoffmann, J. H. & Cramer, M., 2012, In : Oecologia. 170, p. 987-997

Research output: Contribution to journal › Article

23 Citations (Scopus)

Hard evidence that heuweltjie earth mounds are relictual features produced by differential erosion

Cramer, M., Innes, S. N. & Midgley, J. J., 2012, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 350-352, p. 189 - 197

Research output: Contribution to journal › Article

19 Citations (Scopus)

Is leaf pubescence of Cape Proteaceae a xeromorphic or radiation-protective trait?

Skelton, R. P., Midgley, J. J., Nyaga, J. M., Johnson, S. D. & Cramer, M., 2012, In : Australian Journal of Botany. 60, p. 104-113

Research output: Contribution to journal › Article

3 Citations (Scopus)

The roles of climate and soil nutrients in shaping the life histories of grasses native to the Cape Floristic Region

Verboom, G. A., Moore, T. E., Hoffmann, V. & Cramer, M., 2012, In : Plant and Soil. 355, p. 323 - 340

Research output: Contribution to journal › Article

47 Citations (Scopus)

The savanna-grassland 'treeline': Why don't savanna trees occur in upland grasslands?

Wakeling, J. L., Cramer, M. & Bond, W. J., 2012, In : Journal of Ecology. 100, p. 381-391

Research output: Contribution to journal › Article

16 Citations (Scopus)

Unravelling the limits to tree height: a major role for water and nutrient trade-offs

Cramer, M., 2012, In : Oecologia. 169, p. 61-72

Research output: Contribution to journal › Article

2011

9 Citations (Scopus)

Legume seeders of the Cape Floristic Region inhabit more fertile soils than congeneric resprouters-sometimes

Power, S. C., Cramer, M., Verboom, G. A. & Chimphango, S. B. M., 2011, In : Plant Ecology. 212, p. 1979-1989

Research output: Contribution to journal › Article

2010

30 Citations (Scopus)

Does phosphate acquisition constrain legume persistence in the fynbos of the Cape Floristic Region?

Power, S. C., Cramer, M., Verboom, G. A. & Chimphango, S. B. M., 2010, In : Plant and Soil. 334, p. 33-46

Research output: Contribution to journal › Article

83 Citations (Scopus)

Ecophysiological significance of leaf size variation in Proteaceae from the Cape Floristic Region

Yates, M. J., Verboom, G. A., Rebelo, A. G. & Cramer, M., 2010, In : Functional Ecology. 24, p. 485-492

Research output: Contribution to journal › Article

63 Citations (Scopus)

Growth of N2-fixing African savanna Acacia species is constrained by below-ground competition with grass

Cramer, M., Van Cauter, A. & Bond, W. J., 2010, In : Journal of Ecology. 98, p. 156-167

Research output: Contribution to journal › Article

33 Citations (Scopus)

Phosphate as a limiting resource: introduction

Cramer, M., 2010, In : Plant and Soil. 334, p. 1-10

Research output: Contribution to journal › Letter

2009

42 Citations (Scopus)

A physiological mechanism for the formation of root casts

Cramer, M. & Hawkins, H. J., 2009, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 274, 3/4, p. 125-133

Research output: Contribution to journal › Article

dunes

dune sand

transpiration

cations

sediments

A Revised State-and-Transition Model for the Restoration of Woodlands in Western Australia

Standish, R., Cramer, M. & Yates, C., 2009, New Models for Ecosystem Dynamics and Restoration. Hobbs, R. J. & Suding, K. N. (eds.). Washington: Island Press, p. 169-187

Research output: Chapter in Book/Conference paper › Chapter

18 Citations (Scopus)

Maintenance costs of serotiny do not explain weak serotiny

Cramer, M. & Midgley, J. J., 2009, In : Austral Ecology. 34, 6, p. 653-662

Research output: Contribution to journal › Article

serotiny

Proteaceae

duration

cost

41 Citations (Scopus)

Sapling survival in a frequently burnt savanna: mobilisation of carbon reserves in Acacia karoo

Wigley, B. J., Cramer, M. & Bond, W. J., 2009, In : Plant Ecology. 203, 1, p. 1-11

Research output: Contribution to journal › Article

Acacia

sapling

saplings

savanna

savannas

70 Citations (Scopus)

Supply and demand: sink regulation of sugar accumulation in sugarcane

Mccormick, A. J., Watt, D. A. & Cramer, M., 2009, In : Journal of Experimental Botany. 60, 2, p. 357-364

Research output: Contribution to journal › Article

Saccharum

supply balance

sugarcane

Sucrose

sucrose

148 Citations (Scopus)

The importance of nutritional regulation of plant water flux

Cramer, M., Hawkins, H. & Verboom, G. A., 2009, In : Oecologia. 161, 1, p. 15-24

Research output: Contribution to journal › Article

transpiration

nutrient

mass flow

nutrients

water

15 Citations (Scopus)

Why does Dasineura dielsi-induced galling of Acacia cyclops not impede vegetative growth?

Moseley, C. T., Cramer, M., Kleinjan, C. A. & Hoffmann, J. H., 2009, In : Journal of Applied Ecology. 46, 1, p. 214-222

Research output: Contribution to journal › Article

gall

biological control

nutrient

cost

host specificity

2008

61 Citations (Scopus)

210 Downloads (Pure)

Changes in photosynthetic rates and gene expression of leaves during a source-sink perturbation in sugarcane

Mccormick, A. J., Cramer, M. & Watt, D. A., 2008, In : Annals of Botany. 101, 1, p. 89-102

Research output: Contribution to journal › Article

File

sugarcane

gene expression

sugars

leaves

photosynthesis

20 Citations (Scopus)

Culm sucrose accumulation promotes physiological decline of mature leaves in ripening sugarcane

Mccormick, A. J., Cramer, M. & Watt, D. A., 2008, In : Field Crops Research. 108, 3, p. 250-258

Research output: Contribution to journal › Article

ripening

sucrose

sugarcane

leaves

hexoses

59 Citations (Scopus)

Nutrient availability moderates transpiration in Ehrharta calycina

Cramer, M., Hoffmann, V. & Verboom, G. A., 2008, In : New Phytologist. 179, 4, p. 1048-1057

Research output: Contribution to journal › Article

Ehrharta calycina

mass flow

nutrient availability

transpiration

Food

43 Citations (Scopus)

Regulation of photosynthesis by sugars in sugarcane leaves

Mccormick, A. J., Cramer, M. & Watt, D. A., 2008, In : Journal of Plant Physiology. 165, 17, p. 1817-1829

Research output: Contribution to journal › Article

Saccharum

Hexoses

Photosynthesis

hexoses

sugarcane

22 Citations (Scopus)

Root of edaphically controlled Proteaceae turnover on the Agulhas Plain, South Africa: phosphate uptake regulation and growth

Shane, M., Cramer, M. & Lambers, H., 2008, In : Plant, Cell and Environment. 31, 12, p. 1825-1833

Research output: Contribution to journal › Article

Protea compacta

Proteaceae

South Africa

Soil

Phosphates

2007

4 Citations (Scopus)

Does the Prostrate-leaved Geophyte Brunsvigia orientalis Utilize Soil-derived CO2 for Photosynthesis?

Cramer, M., Kleizen, C. & Morrow, C., 2007, In : Annals of Botany. 99, 5, p. 835-844

Research output: Contribution to journal › Article

Brunsvigia

carbon dioxide

photosynthesis

leaves

soil

54 Citations (Scopus)

Grass competition induces N2 fixation in some species of African Acacia

Cramer, M., Chimphango, S. B. M., Van Cauter, A., Waldram, M. S. & Bond, W. J., 2007, In : Journal of Ecology. 95, 5, p. 1123-1133

Research output: Contribution to journal › Article

Acacia

fixation

grass

grasses

legumes

12 Citations (Scopus)

Putting back what we take out, but how much Phosphorus and nitrogen additions to farmed Leucadendron 'Safari Sunset' and Leucospermum 'Succession' (Proteaceae)

Hawkins, H., Hettasch, H. & Cramer, M., 2007, In : Scientia Horticulturae. 111, 4, p. 378-388

Research output: Contribution to journal › Article

Leucospermum

Leucadendron

Proteaceae

phosphorus

soil nutrients

8 Citations (Scopus)

The past distribution of giraffe in KwaZulu-Natal

Cramer, M. & Mazel, A. D., 2007, In : South African Journal of Wildlife Research. 37, 2, p. 197-201

Research output: Contribution to journal › Article

Giraffa camelopardalis

shelter

South Africa

rock art

hunter-gatherer

2006

55 Citations (Scopus)

Photosynthesis and sink activity of wasp-induced galls in acacia pycnantha

Dorchin, N., Cramer, M. & Hoffmann, J., 2006, In : Ecology. 87, 7, p. 1781-1791

Research output: Contribution to journal › Article

gall

Acacia

galls

wasp

photosynthesis

566 Citations (Scopus)

Root Structure and Functioning for Efficient Acquisition of Phosphorus: Matching Morphological and Physiological Traits

Lambers, H., Shane, M., Cramer, M., Pearse, S. & Veneklaas, E., 2006, In : Annals of Botany. 98, 4, p. 693-713

Research output: Contribution to journal › Article

phosphorus

crops

South Africa

soil

new crops

109 Citations (Scopus)

Sink strength regulates photosynthesis in sugarcane

Mccormick, A. J., Cramer, M. & Watt, D. A., 2006, In : New Phytologist. 171, 4, p. 759-770

Research output: Contribution to journal › Article

Saccharum

Photosynthesis

sugarcane

photosynthesis

Sucrose

2005

14 Citations (Scopus)

Physiological changes in white lupin associated with variation in root-zone CO2 concentration and cluster-root P mobilization

Cramer, M., Shane, M. & Lambers, H., 2005, In : Plant, Cell and Environment. 28, 10, p. 1203-1217

Research output: Contribution to journal › Article

Lupinus

rhizosphere

organic acids and salts

Acids

Phloem

Specialised 'dauciform' roots of Cyperaceae exhibit convergent physiology with 'proteoid' roots of Proteaceae to challenge phosphate-deficient environments

Shane, M., Cramer, M., Cawthray, G., Kuo, J. & Lambers, H., 2005, Plant Nutrition for Food Security, Human Health and Environmental Protection. Li, CJ., Zhang, FS., Dobermann, A., Lambers, H., Li, XL., Marschner, P., Maene, L., McGrath, S., Oenema, O., Peng, SB., Rengel, Z. & Shen, QR. (eds.). Beijing, China ed. China: Tsinghau University Press, Vol. n/a. p. 522-523

Research output: Chapter in Book/Conference paper › Conference paper

2004

85 Citations (Scopus)

Developmental Physiology of Cluster-Root Carboxylate Synthesis and Exudation in Harsh Hakea. Expression of Phosphoenolpyruvate Carboxylase and the Alternative Oxidase

Shane, M., Cramer, M., Funayama-Noguchi, S., Cawthray, G., Millar, H., Day, D. A. & Lambers, H., 2004, In : Plant Physiology. 135, 1, p. 1-12

Research output: Contribution to journal › Article

Hakea

Phosphoenolpyruvate Carboxylase

phosphoenolpyruvate carboxylase

exudation

physiology

2003

40 Citations (Scopus)

Structure and functioning of cluster roots and plant responses to phosphate deficiency

Lambers, H., Cramer, M., Shane, M., Wouterlood, M., Poot, P. & Veneklaas, E., 2003, In : Plant and Soil. 248, 1/2, p. ix-xix

Research output: Contribution to journal › Article