https://vital.seals.ac.za/vital/access/manager/Index ${session.getAttribute("locale")} 5 A study of the alkaloid content of the Senecio speciosus/Macrocephalus complex https://vital.seals.ac.za/vital/access/manager/Repository/vital:4362 Wed 12 May 2021 18:12:04 SAST ]]> Photosynthetic gas exchange responses to light, temperature, carbon dioxide and water stress, and changes in photosynthetic pigments to light and water stress in two cultivars of Hordeum vulgare L https://vital.seals.ac.za/vital/access/manager/Repository/vital:4210 Thu 13 May 2021 08:56:22 SAST ]]>