THE DISTRIBUTION OF THE SUMMER RAINFALL ZONE PROTEA SPECIES IN SOUTH AFRICA WITH SPECIAL REFERENCE TO THE ECOLOGY OF PROTEA CAFFRA.THERON GK.1975; BOISSIERA; SUISSE; DA. 1975; VOL. 24A; PP. 233-244; H.T. 1; ABS. FR.; BIBL. 19 REF.Article

A SYNECOLOGICAL ACCOUNT OF THE SUIKERBOSRAND NATURE RESERVE. I: THE PHYTOSOCIOLOGY OF THE WITWATERSRAND GEOLOGICAL SYSTEMBREDENKAMP GJ; THERON GK.1978; BOTHALIA; ISSN 0006-8241; ZAF; DA. 1978; VOL. 12; NO 3; PP. 513-529; ABS. FRE/AFR; BIBL. 15 REF.Article

PHENOLOGY OF THE VEGETATION IN THE HESTER MALAN NATURE RESERVE IN THE NAMAQUALAND BROKEN VELD. I: GENERAL OBSERVATIONSVAN ROOYEN MW; THERON GK; GROBBELAAR N et al.1979; J. S. AFR. BOT.; ZAF; DA. 1979; VOL. 45; NO 3; PP. 279-293; ABS. AFR; BIBL. 18 REF.Article

A FLORISTIC DESCRIPTION AND STRUCTURAL ANALYSIS OF THE PLANT COMMUNITIES OF THE PUADA MILIA-PAFURI-WAMBIYA AREA IN THE KRUGER NATIONAL PARK, REPUBLIC OF SOUTH AFRICA. I: I: THE HYGROPHILOUS COMMUNITIESVAN ROOYEN N; THERON GK; GROBBELAAR N et al.1981; J.S. AFR. BOT.; ISSN 0022-4618; ZAF; DA. 1981; VOL. 47; NO 2; PP. 213-246; ABS. AFR; BIBL. 2 P.Article

PHENOLOGY OF THE VEGETATION IN THE HESTER MALAN NATURE RESERVE IN THE NAMAQUALAND BROKEN VELD. II: THE THEROPHYTE POPULATIONVAN ROOYEN MW; GROBBELAAR N; THERON GK et al.1979; J. S. AFR. BOT.; ZAF; DA. 1979; VOL. 45; NO 4; PP. 433-452; ABS. AFR.; BIBL. 15 REF.Article

THE VASCULAR ANATOMY OF THE SEEDLING OF ENCEPHALARTOS EUGENE-MARAISII VERDOORNROBBERTSE PJ; VAN DER WESTHUIZEN S; THERON GK et al.1978; J. S. AFR. BOT.; ZAF; DA. 1978; VOL. 44; NO 4; PP. 317-328; ABS. DUT; BIBL. 12 REF.Article

A FLORISTIC DESCRIPTION AND STRUCTURAL ANALYSIS OF THE PLANT COMMUNITIES OF THE PUNDA MILIA-PAFURI-WAMBIYA AREA IN THE KRUGER NATIONAL PARK, REPUBLIC OF SOUTH AFRICA. II: THE SANDVELD COMMUNITIESVAN ROOYEN N; THERON GK; GROBBELAAR N et al.1981; J. S. AFR. BOT.; ISSN 0022-4618; ZAF; DA. 1981; VOL. 47; NO 3; PP. 405-449; ABS. DUT; BIBL. 22 REF.Article

A FLORISTIC DESCRIPTION AND STRUCTURAL ANALYSIS OF THE PLANT COMMUNITIES OF THE PUNDA MILIA-PAFURI-WAMBIYA AREA IN THE KRUGER NATIONAL PARK, REPUBLIC OF SOUTH AFRICA. III: THE COLOPHOSPERMUM MOPANE COMMUNITIESVAN ROO YEN N; THERON GK; GROBBELAAR N et al.1981; J. S. AFR. BOT.; ISSN 0022-4618; ZAF; DA. 1981; VOL. 47; NO 4; PP. 585-626; ABS. AFR; BIBL. 11 REF.Article

PHYTOTAB, A PROGRAM PACKAGE FOR BRAUN-BLANQUET TABLESWESTFALL RH; DEDNAM G; VAN ROOYEN N et al.1982; VEGETATIO; ISSN 0042-3106; NLD; DA. 1982; VOL. 49; NO 1; PP. 35-37; BIBL. 10 REF.Article