Now showing items 41-50 of 90
Phytochemical and pharmacological investigations of invasive Chromolaena odorata (L.) R.M. King & H. Rob. (Asteraceae).
Chromolaena odorata (L.) R.M. King & H. Rob. (Asteraceae) is an invasive weedy scrambling perennial shrub native to the Americas that has proven to be a significant threat to both natural and semi-natural ecosystems as ...
Biochemical, physiological and agronomic response of various sweet potato cultivars/varieties to drought stress in rainout shelters and field conditions.
Drought is and will always be an issue in the cultivation of plants. Some plants have the ability to withstand a drought conditions to a certain degree while others, with other useful attributes, fail dismally. The value ...
Optimising mini-plug transplanting of Eucalyptus dunnii seedlings.
Mini-plug transplanting has only recently been described as a useful propagation method for use in forestry nurseries. Mini-plug seedlings are seedlings that have been pre-cultivated in containers with volumes less than ...
Vegetation change in Northern KwaZulu-Natal since the Anglo-Zulu war of 1879.
Historic photographs have been successfully used to compare landscape change over time. I used photographs taken of the grassland biome during and just after the Anglo-Zulu War (1879) in KwaZulu-Natal (South Africa), which ...
Mosquitocidal activity against Anopheles arabiensis of plants used as mosquito repellents in South Africa.
Ten plant species that are used as mosquito repellent in South Africa, Aloe ferox (leaves), Atalaya alata (leaves), Balanites maughamii (bark), Clausena anisata (leaves), Croton menyaarthii (leaves), Lippia javanica (leaves), ...
A taxonomic revision of the tribe Desmodieae (Leguminosae - Papilionoideae)
The tribe Desmodieae has a pantropical distribution and is one of the most advanced tribes in the subfamily Papilionoideae. Despite this fact, the tribe was already present in the fossil record of the early Tertiary and ...
Do herbivores facilitate seed germination and seedling recruitment of woody plants?.
Woody plant encroachment is a phenomenon whereby trees and shrubs invade grasslands or increase in an already wooded area, resulting in lower yields of herbaceous plants and a reduction in the carrying capacity of rangelands. ...
A taxonomic review of the Natal members of the genus Oxalis L.
No abstract available.
The role of meta-topolins on the physiology of micropropagated 'Williams' bananas (Musa spp. AAA)
Banana production ranks fifth behind cereals as a food crop and has potential, along with other major crops, to feed the world's increasing population. Globally, continuous efforts and techniques including the use of plant ...
South African medicinal orchids : a pharmacological and phytochemical evaluation.
The Orchidaceae makes up the largest and most diverse family of flowering plants. Orchids are popular, often expensive ornamentals, with a broad range of ethnobotanical applications. There is very limited documented ...