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Phenylpropanoid glycosides of Gnidia polycephala
(Elsevier Ltd. www.elsevier.com/locate/phytochem, 2003)
Two phenylpropanoid glucosides, 2-O-b-d-glucosyloxy-4-methoxybenzenepropanoic acid and its methyl ester, together with
syringin and adicardin were isolated from the stem of Gnidia polycephala and characterized by physical ...
A ca. 200Ma hiatus between the Lower and Upper Transvaal Groups of southern Africa: SHRIMP U–Pb detrital zircon evidence from the Segwagwa Group, Botswana: Implications for Palaeoproterozoic glaciations
(Elsevier B.V. www.elsevier.com/locate/epsl, 2006)
The Segwagwa Group of southeastern Botswana, a correlate of the Pretoria Group of the Transvaal Supergroup of South Africa,
consists of a major sequence of siliciclastic sedimentary rocks, minor carbonates and basaltic ...
Origin and palaeo-environments of calcareous sediments' in the Moshaweng dry valley, Southeast Botswana
(John Wiley & Sons, Ltd. http://www3.interscience.wiley.com/journal/117935722/grouphome/home.html, 2002)
Quaternary sedimentation in the Moshaweng dry valley of southeastern Botswana is evaluated on the basis of geomorphological evolution and sedimentological analyses. Stratigraphic evidence reveals an 'upper surface (1095 ...
The Okwa basement complex, western Botswana: U–Pb zircon geochronology and implications for Eburnean processes in southern Africa
(Elsevier Ltd. www.elsevier.com/locate/jafrearsci, 2006)
The Okwa Basement Complex crops out at the northwestern edge of the Kaapvaal craton within the Okwa Inlier, an isolated exposure
of Precambrian basement in the Kalahari Desert. New U–Pb zircon dating was performed on all ...
Prenylated flavonoids and other constituents from the twigs of Dorstenia angusticornis (Moraceae)*
(Elsevier Ltd. www.elsevier.com/locate/biochemsyseco, 2005-06-18)
Dorstenia (Moraceae) is a mainly tropical genus of some 170 species (Mabberley,
1987). There are 23 species in Cameroon where a decoction of the leaves is
administered for the treatment of cough, headache and stomach ...
Isoflavonoids from Seeds of Millettia griffoniana (Bail), 15
(Verlag der Zeitschrift fu¨r Naturforschung, Tu¨bingen · http://znaturforsch.com, 2005)
Three new isoflavonoids, griffonianone F, G and H were isolated from the seeds of Millettia griffoniana,
along with the known prebarbigerone, pseudobaptigenin, pseudobaptigenin methyl ether,
tephrosin, dipterixine, ...
Genesis of sediment-hosted stratiform copper–cobalt deposits, central African Copperbelt
(Elsevier www.elsevier.com/locate/jafrearsci, 2005)
The Neoproterozoic central African Copperbelt is one of the greatest sediment-hosted stratiform Cu–Co provinces in the world, totalling
140 Mt copper and 6 Mt cobalt and including several world-class deposits (P10 Mt ...
Shallow seismic refraction and magnetic studies at Lake Ngami, The Okavango Delta, Northwest Botswana
(Elsevier www.elsevier.com/locate/jafrearsci, 2007)
A seismic refraction analysis was carried out on data acquired on an 8.5 km profile at Lake Ngami, NW Botswana, to determine the
structure and stratigraphy underlying the lake. The seismic spread comprised a 48-channel ...
Influence of seasonal flooding on soil total nitrogen, organic phosphorus and microbial populations in the Okavango Delta, Botswana
(Journal of Arid Environments. http://www.elsevier.com/wps/find/journaldescription.cws_home/622855/description#description, 2003)
The effect of flooding on soil total nitrogen, phosphorus and microbial
population in different vegetation zones (floodplain, island and woodland)
and profile depth (0?1, 0?5, 2?0, 3?0, 4?0 and 5?0m) of the Okavango ...
Fault-Plane Solutions of the 18 May 2001 earthquake in South Africa near Botswana border
(Botswana Geoscientists Association, 2005-12)
Fault-plane solutions of an earthquake can provide information about the type of fault. We report on the calculation of the
fault-plane solutions of the earthquake that occurred on the morning of 18 May 2001 and was felt ...