57 ) - South African Tourism ; Underground cave ( p . 57 ) - Michael de Young / CORBIS ; Sand golf course ( p . 69 ) - Juan Espi ; Artificial fertiliser ( p . 95 ) - Jan van der Poll Text : Chapter 3 , unit 1 , p .
... or enhance production; • To reduce the level of production risk; 51 52 53 54 55 56 57 58 See p. 11, MacNeill, J. 1989, “Strategies for Environment and Development, Our Common Future”, in Future, Commission for the Future, 12:11.
Visual Soil Evaluation
This collection reviews recent research on understanding root system architecture and growth and key interactions in the rhizosphere. It assesses how roots respond to biotic and abiotic stresses.