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Are you Gerald E. Wickens, author of the books below?
The Baobabs by Gerald E. Wickens Baobab - Africa's Upside-Down Tree by Gerald E. Wickens Ecophysiology of Economic Plants in Arid and Semi-Arid Lands by Gerald E. Wickens Economic Botany by Gerald E. Wickens Plants for Arid Lands by Gerald E. Wickens Flora of Jebel Marra (Sudan Republic) and its Geographical Af... by Gerald E. Wickens New Crops for Food and Industry by Gerald E. Wickens Flora of Tropical East Africa by Gerald E. Wickens Flora of Tropical East Africa by Gerald E. Wickens Role of Acacia Species in the Rural Economy of Dry Africa and... by Gerald E. Wickens


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