Minireviews

LJ McGaw, AK Jäger and J van Staden           

417

Antibacterial effects of fatty acids and related compounds from plants

Abstract

Research Papers

JC Chukwujekwu, CW Fennell and J van Staden 

424

Optimisation of the tissue culture protocol for the endangered Aloe polyphylla

Abstract

M Diro, S Gebremariam, A Zelleke and J van Staden    

430

Growth of enset (Ensete ventricosum) suckers under different horticultural practices

Abstract

DL Carson, BI Huckett and FC Botha                                              

434

Differential gene expression in sugarcane leaf and internodal tissues of varying maturity

Abstract

KJ Esler, RM Cowling and NS Eccles            

443

The horizontal distribution of root biomass in a South African winter-rainfall desert

community

Abstract

RM Taha and M Tijan                

447

An in vitro production and field transfer protocol for Solanum melongena L. plants

Abstract

SR du Toit and EE Campbell 

451

An analysis of the performance of an artificial wetland for nutrient removal

in solar saltworks

Abstract

JH Doyle, RL Verhoeven, C Bester, BD Wingfield and A-M Botha         

457

Germ-furrow morphology and storage conditions determine the degree of

viability of Pinus caribaea pollen

Abstract

M Nyakale and L Scott               

464

Interpretation of late Holocene pollen in channel fills in the eastern Free State, South

Africa, in terms of local conditions and sediment reworking

Abstract

JU Grobbelaar and FH Mohn 

469

Ozone stress in rust resistant and susceptible Helianthus annuus cultivars as

measured with chlorophyll fluorescence

Abstract

SJ Siebert, AE van Wyk and GJ Bredenkamp 

475

Vegetation ecology of Sekhukhuneland, South Africa: Combretum hereroense–Grewia

vernicosa Open Mountain Bushveld

Abstract

SJ Siebert, AE van Wyk and GJ Bredenkamp 

497

Vegetation ecology of Sekhukhuneland, South Africa: Kirkia wilmsii–Terminalia

prunioides Closed Mountain Bushveld

Abstract

N Lall and RV Nikolova         

518

Developmental changes of superoxide dismutase, peroxidase and catalase isoenzyme

profiles in leaves of Impatiens flanaganiae Hemsl. associated with variations in light

intensity

Abstract

ME Gilbert and BS Ripley       

525

The effect of smoke on the photosynthetic gas exchange of Chrysanthemoides

monilifera

Abstract

NP Barker, KT Harman, BS Ripley and J Bond               

532

The genetic diversity of Scaevola plumieri (Goodeniaceae), an indigenous dune

coloniser, as revealed by Inter Simple Sequence Repeat (ISSR) fingerprinting       

Abstract

Short Communications

HL Liu and L Li                        

 542

Cell cultures of Pueraria lobata (Willd.): growth and production of isoflavones and

puerarin

Abstract

K Triwitayakorn and AJ Wood

545

Characterisation of two desiccation-stress related cDNAs TrDr1 and TrDr2 in the

resurrection moss Tortula ruralis

Abstract

Research Notes

PN Hills and J van Staden    

549

An improved DNA extraction procedure for plant tissues with a high phenolic content

Abstract

Book review

Reviewed by P Scott               

551

Desiccation and Survival in Plants. Drying without Dying edited by M Black and

HW Pritchard