J. Botha

发表

Diesel Exhaust Emissions Using Sasol Slurry Phase Distillate Process Fuels

M. E. Starr, P. Schaberg, I. S. Myburgh, 1997 .

Comparative emissions performance of sasol Fischer-Tropsch diesel fuel in current and older technology heavy-duty engines

Imad A. Khalek, P. Schaberg, I. S. Myburgh, 2000 .

The management, use and commercialisation of marula: policy issues

Adel, J. Botha, R. Wynberg, 2002 .

Structural considerations in predicting the utilization of tannins

J. Botha, D. Ferreira, D. G. Roux, 1980 .

Synthesis of condensed tannins. Part 1. Stereoselective and stereospecific syntheses of optically pure 4-arylflavan-3-ols, and assessment of their absolute stereochemistry at C-4 by means of circular dichroism

J. Botha, D. Ferreira, D. G. Roux, 1981 .

Synthesis of condensed tannins. Part 7. Angular [4,6 : 4,8]-prorobinetinidin triflavanoids from black wattle (‘Mimosa’) bark extract

J. Botha, D. Ferreira, H. M. Saayman, 1983 .

Synthesis of condensed tannins. Part 5. The first angular [4,6 : 4,8]-triflavanoids and their natural counterparts

J. Botha, D. Ferreira, W. Hull, 1982 .

Synthesis of condensed tannins. Part 6. The sequence of units, coupling positions and absolute configuration of the first linear [4,6 : 4,6]-triflavanoid with terminal 3,4-diol function

J. Botha, D. Ferreira, W. Hull, 1982 .

Condensed tannins: competing nucleophilic centres in biomimetic condensation reactions

J. Botha, D. Ferreira, D. G. Roux, 1982 .

Synthesis of condensed tannins. Part 4. A direct biomimetic approach to [4,6]- and[4,8]-biflavanoids

J. Botha, D. Ferreira, D. G. Roux, 1981 .

Condensed tannins. Circular dichroism method of assessing the absolute configuration at C-4 of 4-arylflavan-3-ols, and stereochemistry of their formation from flavan-3,4-diols

J. Botha, D. Ferreira, D. G. Roux, 1978 .

Condensed tannins: direct synthesis, structure, and absolute configuration of four biflavonoids from black wattle bark (‘mimosa’) extract

J. Botha, D. Ferreira, D. G. Roux, 1978 .

Some Comparative Chemical, Physical and Compatibility Properties of Sasol Slurry Phase Distillate Diesel Fuel

Luis Pablo Dancuart, P. Schaberg, I. S. Myburgh, 1998 .